SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                                ----------------

                                  SCHEDULE 13G
                                 (Rule 13d-102)
                                ----------------

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED
           PURSUANT TO 13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934

                        Odyssey Marine Exploration, Inc.
                                (Name of Issuer)

                         Common Stock, $0.0001 par value
                         (Title of Class of Securities)

                                    676118102
                                 (CUSIP Number)


                                 March 11, 2005
             (Date of event which requires filing of this statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule 13G is filed:
         [  ]  Rule 13d-1(b)
         [X ]  Rule 13d-1(c)
         [  ]  Rule 13d-1(d)

                              (Page 1 of 24 Pages)
----------------
     *The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

     The information required in the remainder of this cover page shall not be
deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act
of 1934 ("Act") or otherwise subject to the liabilities of that section of the
Act but shall be subject to all other provisions of the Act (however, see the
Notes).





CUSIP No. 676118102                13G                 Page 2 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                        Drawbridge Global Macro Fund LP
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     320,662
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     320,662
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     320,662
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     0.76%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     PN
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 676118102                13G               Page 3 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                         Drawbridge Global Macro GP LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY

------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------


NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     320,662
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                      0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     320,662
-----------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     320,662
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**       [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     0.76%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 676118102                13G              Page 4 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                    Drawbridge Global Macro Advisors LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     3,562,907
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     3,562,907
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     3,562,907
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     8.42%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 5 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                      Drawbridge Global Macro Fund Ltd
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     3,242,245
OWNED BY      ----------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING     ----------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     3,242,245
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     3,242,245
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     7.66%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 676118102                13G              Page 6 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                Drawbridge Global Macro Master Fund Ltd
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Cayman Islands
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     3,562,907
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     3,562,907
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY 
          OWNED BY EACH REPORTING PERSON
                                                     3,562,907
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**       [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     8.42%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 7 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                               Drawbridge Special Opportunities Fund LP
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     454,695
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     454,695
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     454,695
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     1.09%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     PN
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 676118102                13G              Page 8 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO.
          OF ABOVE PERSONS (ENTITIES ONLY)
                                      Drawbridge Investment Partners LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     678,649
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     678,649
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     678,649
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     1.63%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





 CUSIP No. 676118102                13G              Page 9 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                             Drawbridge Special Opportunities Fund Ltd
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Cayman Islands
------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     223,954
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     223,954
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     223,954
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     0.54%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 10 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                               Drawbridge Special Opportunities GP LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     454,695
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     454,695
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     454,695
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9) 
                                                     1.09%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 676118102                13G              Page 11 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                          Drawbridge Special Opportunities Advisors LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     678,649
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     678,649
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     678,649
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     1.63%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 12 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                         Fortress Investment Group LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     4,241,556
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     4,241,556
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     4,241,556
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     9.98%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     IA
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 13 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                                     Fortress Investment Holdings LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP**
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     4,241,556
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     4,241,556
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     4,241,5566
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     9.98%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 14 of 24 Pages

     (1)  NAMES OF REPORTING PERSONS 
          I.R.S. IDENTIFICATION NO. 
          OF ABOVE PERSONS (ENTITIES ONLY)
                         Fortress Principal Investment Holdings II LLC
------------------------------------------------------------------------
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP**
                                                               (a)  [X]
                                                               (b)  [ ]
------------------------------------------------------------------------
     (3)  SEC USE ONLY
------------------------------------------------------------------------
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION 
                        Delaware
------------------------------------------------------------------------

NUMBER OF      (5)  SOLE VOTING POWER
                                                     0
SHARES         ---------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                                                     775,357
OWNED BY       ---------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                                                     0
REPORTING      ---------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                                     775,357
------------------------------------------------------------------------
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED 
          BY EACH REPORTING PERSON
                                                     775,357
------------------------------------------------------------------------
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES**                      [ ]
------------------------------------------------------------------------
    (11)  PERCENT OF CLASS REPRESENTED 
          BY AMOUNT IN ROW (9)
                                                     1.82%
------------------------------------------------------------------------
    (12)  TYPE OF REPORTING PERSON
                                                     OO
------------------------------------------------------------------------
                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 676118102                13G              Page 15 of 24 Pages

Item 1(a).    Name of Issuer:

     The name of the issuer is Odyssey Marine Exploration, Inc., a Nevada
corporation (the "Issuer").

Item 1(b).    Address of Issuer's Principal Executive Offices:

     The Issuer's principal executive offices are located at 5215 West Laurel
Street, Tampa, FL 33607.

Item 2(a)     Name of Person Filing.

     This statement is filed by:

          (i) Drawbridge Global Macro Fund LP, a Delaware limited partnership
              ("Drawbridge Global Macro LP"), is one of two shareholders of
              Drawbridge Global Macro Master Fund Ltd, a company organized
              under the laws of the Cayman Islands ("Drawbridge Global Macro
              Master");

         (ii) Drawbridge Global Macro GP LLC, a Delaware limited liability
              company ("Drawbridge Global Macro GP"), is the general partner of
              Drawbridge Global Macro LP;

        (iii) Drawbridge Global Macro Fund Ltd, a company organized under the
              laws of the Cayman Islands ("Drawbridge Global Macro Ltd"), is one
              of two shareholders of Drawbridge Global Macro Master;

        (iv)  Drawbridge Global Macro Master is wholly owned by Drawbridge
              Global Macro LP and Drawbridge Global Macro Ltd and directly owns
              a portion of the shares described herein;

         (v)  Drawbridge Global Macro Advisors LLC, a Delaware limited liability
              company ("Drawbridge Global Macro Advisors"), acts as investment
              advisor to Drawbridge Global Macro LP and Drawbridge Global Macro
              Ltd;

         (vi) Drawbridge Special Opportunities Fund LP, a Delaware limited
              partnership ("Drawbridge Special Opportunities LP"), is one of two
              members of Drawbridge Investment Partners LLC, a Delaware limited
              liability company ("Drawbridge Investment Partners");

        (vii) Drawbridge Special Opportunities GP LLC, a Delaware limited
              liability company ("Drawbridge Special Opportunities GP"), is the
              general partner of Drawbridge Special Opportunities LP;

       (viii) Drawbridge Special Opportunities Fund Ltd, a company organized
              under the laws of the Cayman Islands ("Drawbridge Special
              Opportunities Ltd"), is one of two members of Drawbridge
              Investment Partners;

        (ix)  Drawbridge Investment Partners is wholly owned by Drawbridge
              Special Opportunities LP and Drawbridge Special Opportunities Ltd
              and directly owns a portion of the shares described herein;

        (x)   Drawbridge Special Opportunities Advisors LLC, a Delaware limited
              liability company ("Drawbridge Special Opportunities Advisors"),
              acts as advisor to both Drawbridge Special Opportunities LP and
              Drawbridge Special Opportunities Ltd;






CUSIP No. 676118102                13G              Page 16 of 24 Pages

       (xi)   Fortress Investment Group LLC, a Delaware limited liability
              company ("FIG"), is the sole managing member of Drawbridge Global
              Macro Advisors and Drawbridge Special Opportunities Advisors;

       (xii)  Fortress Investment Holdings LLC, a Delaware limited liability
              company ("Fortress Investment Holdings"), is the sole managing
              member of FIG; and

       (xiii) Fortress Principal Investment Holdings II LLC, a Delaware limited
              liability company ("Fortress Principal Investment Holdings"), is
              the sole managing member of each of Drawbridge Global Macro GP and
              Drawbridge Special Opportunities GP.

              The foregoing persons are hereinafter sometimes collectively
referred to as the "Reporting Persons." Any disclosures herein with respect to
persons other than the Reporting Persons are made on information and belief
after making inquiry to the appropriate party.

Item 2(b)     Address of Principal Business Office or, if None, Residence:

              The address of the business office of each of the Reporting
              Persons is 1251 Avenue of the Americas, Suite 1600, New York, New
              York 10020, Attention: Michael Cohn.

Item 2(c)     Citizenship

      Each of Drawbridge Global Macro GP, Drawbridge Investment Partners,
Drawbridge Global Macro Advisors, Drawbridge Special Opportunities GP,
Drawbridge Special Opportunities Advisors, Fortress Investment Holdings,
Fortress Principal Investment Holdings, and FIG is a limited liability company
organized under the laws of the State of Delaware. Each of Drawbridge Global
Macro LP and Drawbridge Special Opportunities LP is a limited partnership
organized under the laws of the State of Delaware. Each of Drawbridge Global
Macro Master, Drawbridge Global Macro Ltd and Drawbridge Special Opportunities
Ltd is a company organized under the laws of the Cayman Islands.

Item 2(d)     Title of Class of Securities:

       Common Stock, $0.0001 par value, referred to herein, in whole or in part,
as the "shares."

Item 2(e) CUSIP Number:

              676118102

Item 3.   If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b) or
(c), check whether the person filing is a:

          (a) [ ] Broker or dealer registered under Section 15 of the Act,

          (b) [ ] Bank as defined in Section 3(a)(6) of the Act,

          (c) [ ] Insurance Company as defined in Section 3(a)(19) of the Act,

          (d) [ ] Investment Company registered under Section 8 of the
                  Investment Company Act of 1940,

          (e) [ ] Investment Adviser in accordance with Rule 13d-1
                  (b)(1)(ii)(E),





CUSIP No. 676118102                13G              Page 17 of 24 Pages

          (f) [ ] Employee Benefit Plan or Endowment Fund in accordance with
                  13d-1(b)(1)(ii)(F),

          (g) [ ] Parent Holding Company or control person in accordance
                  with Rule 13d-1(b)(1)(ii)(G),

          (h) [ ] Savings Association as defined in Section 3(b) of the
                  Federal Deposit Insurance Act,

          (i) [ ] Church Plan that is excluded from the definition of an
                  investment company under Section 3(c)(14) of the Investment
                  Company Act of 1940,

          (j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

     If this statement is filed pursuant to Rule 13d-1(c), check this box:  [x]

Item 4.     Ownership.

     The percentages used in this Item 4 are calculated based upon 41,308,099
shares of Common Stock issued and outstanding as of March 15, 2005 as indicated
by the Issuer to the Reporting Person. As of the date of this filing, Drawbridge
Global Macro Master is the beneficial owner of (i) 2,554,907 shares of Common
Stock owned outright and (ii) 1,008,000 shares of Common Stock currently
issuable upon the exercise of certain warrants (the "Warrants"), the terms of
which are subject to limitations such that the Warrants may not be excercised if
doing so would result in the Reporting Person having aggregate beneficial
ownership of more than 9.99% of the total issued and outstanding shares of
Common Stock (the "Ownership Limitation").  As of the date of this filing, 
Drawbridge Investment Partners is the beneficial owner of (i) 486,649 shares of
Common Stock owned outright and (ii) Warrants to purchase 192,000 shares of
Common Stock subject to the Ownership Limitation.

     Drawbridge Global Macro LP owns approximately 9% of Drawbridge Global
Macro Master and Drawbridge Global Macro Ltd owns approximately 91% of 
Drawbridge Global Macro Master.  Drawbridge Special Opportunities LP owns 67%
of Drawbridge Investment Partners and Drawbridge Special Opportunities Ltd
owns 33% of Drawbridge Investment Partners.

     A.  Drawbridge Global Macro LP 
         (a) Amount beneficially owned: 320,662   
         (b) Percent of class: 0.76% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 320,662 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 320,662

     B.  Drawbridge Global Macro GP 
         (a) Amount beneficially owned: 320,662 
         (b) Percent of class: 0.76% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 320,662 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 320,662

     C.  Drawbridge Global Macro Advisors 
         (a) Amount beneficially owned: 3,562,907 
         (b) Percent of class: 8.42% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 3,562,907 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 3,562,907

     D.  Drawbridge Global Macro Ltd 
         (a) Amount beneficially owned: 3,242,245 
         (b) Percent of class: 7.66% 
         





CUSIP No. 676118102                13G              Page 18 of 24 Pages


         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 3,242,245 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 3,242,245

     E.  Drawbridge Global Macro Master 
         (a) Amount beneficially owned: 3,562,907
         (b) Percent of class: 8.42% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 3,562,907 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 3,562,907

     F.   Drawbridge Special Opportunities LP 
         (a) Amount beneficially owned: 454,695 
         (b) Percent of class: 1.09%
         (c) (i) Sole power to vote or direct the vote: -0- 
            (ii) Shared power to vote or direct the vote: 454,695
           (iii) Sole power to dispose or direct the disposition: -0- 
            (iv) Shared power to dispose or direct the disposition: 454,695

     G.  Drawbridge Investment Partners 
         (a) Amount beneficially owned: 678,649 
         (b) Percent of class: 1.63%
         (c) (i) Sole power to vote or direct the vote: -0- 
            (ii) Shared power to vote or direct the vote: 678,649 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 678,649

     H.  Drawbridge Special Opportunities Ltd 
         (a) Amount beneficially owned: 223,954 
         (b) Percent of class: 0.54%
         (c) (i) Sole power to vote or direct the vote: -0- 
            (ii) Shared power to vote or direct the vote: 223,954 
           (iii) Sole power to dispose or direct the disposition: -0- 
            (iv) Shared power to dispose or direct the disposition: 223,954

     I.  Drawbridge Special Opportunities GP 
         (a) Amount beneficially owned: 454,695 
         (b) Percent of class: 1.09% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 454,695 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 454,695

     J.  Drawbridge Special Opportunities Advisors 
         (a) Amount beneficially owned: 678,649 
         (b) Percent of class: 1.63% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 678,649 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 678,649

     K.  FIG
         (a) Amount beneficially owned: 4,241,556 
         (b) Percent of class: 9.98%
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 4,241,556 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 4,241,556






CUSIP No. 676118102                13G              Page 19 of 24 Pages

     L.  Fortress Investment Holdings 
         (a) Amount beneficially owned: 4,241,556
         (b) Percent of class: 9.98% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 4,241,556 
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 4,241,556

     M.  Fortress Principal Investment Holdings 
         (a) Amount beneficially owned: 775,357 
         (b) Percent of class: 1.82% 
         (c) (i) Sole power to vote or direct the vote: -0-
            (ii) Shared power to vote or direct the vote: 775,357
           (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 775,357

Item 5.     Ownership of Five Percent or Less of a Class.

     If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more than
five percent of the class of securities, check the following              [ ].

Item 6.     Ownership of More than Five Percent on Behalf of Another Person.

     Not applicable.

Item 7.     Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on by the Parent Holding Company.

     Not applicable.

Item 8.  Identification and Classification of Members of the Group.

     See Item 2.

Item 9.  Notice of Dissolution of Group.

     Not applicable.

Item 10.  Certification.

     Each of the Reporting Persons hereby makes the following certification:

     By signing below I certify that, to the best of my knowledge and belief,
the securities referred to above were not acquired and are not held for the
purpose of or with the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not held in connection
with or as a participant in any transaction having that purpose or effect.






CUSIP No. 676118102                13G                  Page 20 of 24 Pages

                                   SIGNATURES

         After reasonable inquiry and to the best of our knowledge and belief,
the undersigned certify that the information set forth in this statement is
true, complete and correct.

DATED:  March 22, 2005

                               DRAWBRIDGE GLOBAL MACRO FUND LP

                               By: DRAWBRIDGE GLOBAL MACRO GP LLC
                                    its general partner

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO GP LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO ADVISORS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LP

                               By: DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC
                                    its general partner

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer






CUSIP No. 676118102                13G              Page 21 of 24 Pages


                               DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE SPECIAL OPPORTUNITIES ADVISORS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO MASTER FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               DRAWBRIDGE INVESTMENT PARTNERS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               FORTRESS INVESTMENT GROUP LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person


                               FORTRESS INVESTMENT HOLDINGS LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person


                               FORTRESS PRINCIPAL INVESTMENT HOLDINGS II LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person





Schedule 13G

CUSIP No. 676118102                                              PAGE 22 OF 24

                                    EXHIBIT 1

                           JOINT ACQUISITION STATEMENT

                            PURSUANT TO RULE 13d-1(k)

             The undersigned acknowledge and agree that the foregoing statement
on Schedule 13G, is filed on behalf of each of the undersigned and that all
subsequent amendments to this statement on Schedule 13G, shall be filed on
behalf of each of the undersigned without the necessity of filing additional
joint acquisition statements. The undersigned acknowledge that each shall be
responsible for the timely filing of such amendments, and for the completeness
and accuracy of the information concerning him or it contained therein, but
shall not be responsible for the completeness and accuracy of the information
concerning the others, except to the extent that he or it knows or has reason to
believe that such information is inaccurate.

DATED:  March 22, 2005

                               DRAWBRIDGE GLOBAL MACRO FUND LP

                               By: DRAWBRIDGE GLOBAL MACRO GP LLC
                                    its general partner

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO GP LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO ADVISORS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer





CUSIP No. 676118102                13G              Page 23 of 24 Pages


                               DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LP

                               By: DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC
                                    its general partner

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE SPECIAL OPPORTUNITIES ADVISORS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer


                               DRAWBRIDGE GLOBAL MACRO MASTER FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LTD

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               DRAWBRIDGE INVESTMENT PARTNERS LLC

                               By:  /s/ Kevin Treacy
                                    --------------------------------------
                                    Name:  Kevin Treacy
                                    Title: Chief Financial Officer

                               FORTRESS INVESTMENT GROUP LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person


                               FORTRESS INVESTMENT HOLDINGS LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person






CUSIP No. 676118102                13G              Page 24 of 24 Pages


                               FORTRESS PRINCIPAL INVESTMENT HOLDINGS II LLC

                               By:  /s/ Daniel Bass
                                    --------------------------------------
                                    Name:  Daniel Bass
                                    Title: Authorized Person