UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                                (Amendment No. )*

                          NAVIOS MARITIME PARTNERS L.P.
                                (Name of Issuer)

                                  Common Units
                         (Title of Class of Securities)

                                    Y62267102
                                 (CUSIP Number)

                                November 12, 2007
                      (Date of Event which Requires Filing
                               of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

                                   [ ] Rule 13d-1(b)
                                   [X] Rule 13d-1(c)
                                   [ ] Rule 13d-1(d)


*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 on the remainder of this cover page shall not be deemed
to be "filed" for the purpose 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).

                          Continued on following pages
                               Page 1 of 14 Pages
                             Exhibit Index: Page 10





CUSIP NO.  Y62267102                                         Page 2 of 14 Pages

1   Names of Reporting Persons
    I.R.S. Identification Nos. of above persons (entities only)

                  SOROS FUND MANAGEMENT LLC


2   Check the Appropriate Box If a Member of a Group (See Instructions)
                                   a. [   ]
                                   b. [ X ]

3   SEC Use Only

4   Citizenship or Place of Organization

                  DELAWARE

                            5      Sole Voting Power
 Number of                                600,000
  Shares
Beneficially                6      Shared Voting Power
 Owned By                                 0
  Each
Reporting                   7      Sole Dispositive Power
 Person                                   600,000
 With
                            8      Shared Dispositive Power
                                          0

9   Aggregate Amount Beneficially Owned by Each Reporting Person

                            600,000

10  Check Box If the Aggregate Amount in Row (9) Excludes Certain
    Shares (See Instructions)

                            [   ]

11  Percent of Class Represented By Amount in Row (9)

                            5.71%

12  Type of Reporting Person (See Instructions)

                            OO, IA





CUSIP NO.  Y62267102                                          Page 3 of 14 Pages

1   Names of Reporting Persons
    I.R.S. Identification Nos. of above persons (entities only)

                  GEORGE SOROS


2   Check the Appropriate Box If a Member of a Group (See Instructions)
                                   a. [   ]
                                   b. [ X ]

3   SEC Use Only

4   Citizenship or Place of Organization

                  UNITED STATES

                            5      Sole Voting Power
 Number of                                 0
  Shares
Beneficially                6      Shared Voting Power
 Owned By                                 600,000
  Each
Reporting                   7      Sole Dispositive Power
 Person                                   0
 With
                            8      Shared Dispositive Power
                                          600,000

9   Aggregate Amount Beneficially Owned by Each Reporting Person

                            600,000

10  Check Box If the Aggregate Amount in Row (9) Excludes Certain
    Shares (See Instructions)

                            [   ]

11  Percent of Class Represented By Amount in Row (9)

                            5.71%

12  Type of Reporting Person (See Instructions)

                            IA



CUSIP NO.  Y62267102                                          Page 4 of 14 Pages

1   Names of Reporting Persons
    I.R.S. Identification Nos. of above persons (entities only)

                  ROBERT SOROS


2   Check the Appropriate Box If a Member of a Group (See Instructions)
                                   a. [   ]
                                   b. [ X ]

3                 SEC Use Only

4   Citizenship or Place of Organization

                  UNITED STATES


                            5      Sole Voting Power
 Number of                                0
  Shares
Beneficially                6      Shared Voting Power
 Owned By                                 600,000
  Each
Reporting                   7      Sole Dispositive Power
 Person                                   0
 With
                            8      Shared Dispositive Power
                                          600,000

9   Aggregate Amount Beneficially Owned by Each Reporting Person

                  600,000

10  Check Box If the Aggregate Amount in Row (9) Excludes Certain
    Shares (See Instructions)

                  [   ]

11  Percent of Class Represented By Amount in Row (9)

                  5.71%

12  Type of Reporting Person (See Instructions)

                  IA



CUSIP NO.  Y62267102                                          Page 5 of 14 Pages

1   Names of Reporting Persons
    I.R.S. Identification Nos. of above persons (entities only)

                  JONATHAN SOROS


2   Check the Appropriate Box If a Member of a Group (See Instructions)
                  a.  [   ]
                  b.  [ X ]

3   SEC Use Only

4   Citizenship or Place of Organization

                  UNITED STATES

                            5      Sole Voting Power
 Number of                                 0
  Shares
Beneficially                6      Shared Voting Power
 Owned By                                 600,000
  Each
Reporting                   7      Sole Dispositive Power
 Person                                   0
 With
                            8      Shared Dispositive Power
                                          600,000

9   Aggregate Amount Beneficially Owned by Each Reporting Person

                  600,000

10  Check Box If the Aggregate Amount in Row (9) Excludes Certain
    Shares (See Instructions)

                  [   ]

11  Percent of Class Represented By Amount in Row (9)

                  5.71%

12  Type of Reporting Person (See Instructions)

                  IA



CUSIP NO.  Y62267102                                          Page 6 of 14 Pages

Item 1(a)  Name of Issuer:  Navios Maritime Partners L.P. (the "Issuer").

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

           85 Akti Miaouli Street
           Piraeus, Greece 185 38

Item 2(a)  Name of Person Filing

           The  Statement  is filed on behalf of each of the  following  persons
           (collectively, the "Reporting Persons"):

           i)     Soros Fund Management LLC ("SFM LLC");

           ii)    George Soros;

           iii)   Robert Soros; and

           iv)    Jonathan Soros.

           This  statement  relates to Shares (as defined  herein)  held for the
           account of Quantum  Partners LDC, a Cayman Islands  exempted  limited
           duration company  ("Quantum  Partners").  SFM LLC serves as principal
           investment  manager to Quantum  Partners.  As such,  SFM LLC has been
           granted investment discretion over portfolio  investments,  including
           the Shares,  held for the account of Quantum  Partners.  George Soros
           serves as Chairman of SFM LLC, Robert Soros serves as Deputy Chairman
           of SFM LLC,  and  Jonathan  Soros  serves  as  President  and  Deputy
           Chairman of SFM LLC.

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

           The address of the principal business office of each of the Reporting
Persons is 888 Seventh Avenue, 33rd Floor, New York, New York 10106.

Item 2(c)  Citizenship:

           i) SFM LLC is a Delaware limited liability company;

           ii) George Soros is a United States citizen;

           iii) Robert Soros is a United States citizen; and

           iv) Jonathan Soros is a United States citizen.


Item 2(d)  Title of Class of Securities:

           Common Units (the "Shares").

Item 2(e)  CUSIP Number:

           Y62267102



CUSIP NO.  Y62267102                                          Page 7 of 14 Pages

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

           This Item 3 is not applicable.

Item 4.    Ownership:

Item 4(a)  Amount Beneficially Owned:

           As of the date hereof, each of the Reporting Persons may be deemed to
           be the beneficial owner of 600,000 Shares.

Item 4(b)  Percent of Class:

           Each of the  Reporting  Persons  may be deemed  to be the  beneficial
           owner  of   approximately   5.71%  of  the  total  number  of  Shares
           outstanding.

Item 4(c)  Number of shares as to which such person has:


                                                                                

           SFM LLC
           -------
           (i)    Sole power to vote or direct the vote:                        600,000
           (ii)   Shared power to vote or to direct the vote                          0
           (iii)  Sole power to dispose or to direct the disposition of         600,000
           (iv)   Shared power to dispose or to direct the disposition of             0

           George Soros
           ------------
           (i)    Sole power to vote or direct the vote:                              0
           (ii)   Shared power to vote or to direct the vote                    600,000
           (iii)  Sole power to dispose or to direct the disposition of               0
           (iv)   Shared power to dispose or to direct the disposition of       600,000

           Robert Soros
           ------------
           (i)    Sole power to vote or direct the vote:                              0
           (ii)   Shared power to vote or to direct the vote                    600,000
           (iii)  Sole power to dispose or to direct the disposition of               0
           (iv)   Shared power to dispose or to direct the disposition of       600,000

           Jonathan Soros
           --------------
           (i)    Sole power to vote or direct the vote:                              0
           (ii)   Shared power to vote or to direct the vote                    600,000
           (iii)  Sole power to dispose or to direct the disposition of               0
           (iv)   Shared power to dispose or to direct the disposition of       600,000





CUSIP NO.  Y62267102                                          Page 8 of 14 Pages

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

           This Item 5 is not applicable.

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

           The shareholders of Quantum Partners are entitled to receive, or have
           the power to direct, the receipt of dividends from or the proceeds of
           sales of the Shares  held for the  account of  Quantum  Partners,  in
           accordance with their ownership interests in Quantum Partners.

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

           This Item 7 is not applicable.

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

           This Item 8 is not applicable.

Item 9.    Notice of Dissolution of Group:

           This Item 9 is not applicable.

Item 10.   Certification:

           By signing below each of the Reporting Persons certifies that, to the
           best of such person's 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 such
           purpose or effect.



CUSIP NO.  Y62267102                                          Page 9 of 14 Pages


                                   SIGNATURES

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

Date:  November 21, 2007           SOROS FUND MANAGEMENT LLC

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Assistant General Counsel


Date:  November 21, 2007           GEORGE SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact

Date:  November 21, 2007           ROBERT SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact

Date:  November 21, 2007           JONATHAN SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact




CUSIP NO.  Y62267102                                         Page 10 of 14 Pages


                                  EXHIBIT INDEX

                                                                        Page No.

A.   Joint Filing Agreement, dated as of November 21, 2007, by and among
     Soros Fund Management LLC, George Soros, Robert Soros, and
     Jonathan Soros...................................................     11

B.   Power of Attorney, dated June 16, 2005, granted by George Soros in
     favor of Amando T. Belly, Jodye Anzalotta, Maryann Canfield, Jay
     Schoenfarber, and Robert Soros...................................     12

C.   Power of Attorney, dated as of October 3, 2007, granted by Robert
     Soros in favor of Armando T. Belly, Jodye Anzalotta, Maryann
     Canfield, Jay Schoenfarber, and David Taylor.....................     13

D.   Power of Attorney, dated as of October 3, 2007, granted by
     Jonathan Soros in favor of Armando T. Belly, Jodye Anzalotta,
     Maryann Canfield, Jay Schoenfarber, and David Taylor.............     14



CUSIP NO.  Y62267102                                         Page 11 of 14 Pages



                                    EXHIBIT A
                             JOINT FILING AGREEMENT

           The undersigned hereby agree that the Schedule 13G with respect to
the Common Units of Navios Maritime Partners L.P., dated as of November 21,
2007, is, and any amendments thereto (including amendments on Schedule 13D)
signed by each of the undersigned shall be, filed on behalf of each of us
pursuant to and in accordance with the provisions of Rule 13d-1(k) under the
Securities Exchange Act of 1934.

Date:  November 21, 2007           SOROS FUND MANAGEMENT LLC

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Assistant General Counsel


Date:  November 21, 2007           GEORGE SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact

Date:  November 21, 2007           ROBERT SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact

Date:  November 21, 2007           JONATHAN SOROS

                                   By:    /s/Jodye Anzalotta
                                          --------------------------------------
                                          Jodye Anzalotta
                                          Attorney-in-Fact



CUSIP NO.  Y62267102                                         Page 12 of 14 Pages



                                    EXHIBIT B

                                POWER OF ATTORNEY

           KNOW ALL MEN BY THESE PRESENT, that I, GEORGE SOROS, hereby make,
constitute and appoint each of ARMANDO T. BELLY, JODYE ANZALOTTA, MARYANN
CANFIELD, JAY SCHOENFARBER and ROBERT SOROS, acting individually, as my agent
and attorney-in-fact for the purpose of executing in my name, (a) in my personal
capacity or (b) in my capacity as Chairman of, member of or in other capacities
with Soros Fund Management LLC ("SFM LLC") and each of its affiliates or
entities advised by me or SFM LLC, all documents, certificates, instruments,
statements, filings and agreements ("documents") to be filed with or delivered
to any foreign or domestic governmental or regulatory body or required or
requested by any other person or entity pursuant to any legal or regulatory
requirement relating to the acquisition, ownership, management or disposition of
securities, futures contracts or other investments, and any other documents
relating or ancillary thereto, including without limitation all documents
relating to filings with the Commodity Futures Trading Commission and National
Futures Association, the United States Securities and Exchange Commission (the
"SEC") pursuant to the Securities Act of 1933 or the Securities Exchange Act of
1934 (the "Act") and the rules and regulations promulgated thereunder, including
all documents relating to the beneficial ownership of securities required to be
filed with the SEC pursuant to Section 13(d) or Section 16(a) of the Act and any
information statements on Form 13F required to be filed with the SEC pursuant to
Section 13(f) of the Act.

     All past acts of these attorneys-in-fact in furtherance of the foregoing
are hereby ratified and confirmed.

     Execution of this power of attorney revokes that certain Power of Attorney
dated as of the 11th March 2005 with respect to the same matters addressed
above.

     This power of attorney shall be valid from the date hereof until revoked by
me.

     IN WITNESS WHEREOF, I have executed this instrument as of the 16th day of
June 2005.

                                   GEORGE SOROS

                                   /s/ Daniel Eule
                                   ---------------------------------------------
                                   Daniel Eule
                                   Attorney-in-Fact for George Soros



CUSIP NO.  Y62267102                                         Page 13 of 14 Pages


                                    EXHIBIT C

                                POWER OF ATTORNEY

           KNOW ALL MEN BY THESE PRESENT, that I, ROBERT SOROS, hereby make,
constitute and appoint each of ARMANDO T. BELLY, JODYE ANZALOTTA, MARYANN
CANFIELD, JAY SCHOENFARBER and DAVID TAYLOR, acting individually, as my agent
and attorney-in-fact for the purpose of executing in my name, (a) in my personal
capacity or (b) in my capacity as Deputy Chairman of, member of or in other
capacities with Soros Fund Management LLC ("SFM LLC") and each of its affiliates
or entities advised by me or SFM LLC, all documents, certificates, instruments,
statements, filings and agreements ("documents") to be filed with or delivered
to any foreign or domestic governmental or regulatory body or required or
requested by any other person or entity pursuant to any legal or regulatory
requirement relating to the acquisition, ownership, management or disposition of
securities, futures contracts or other investments, and any other documents
relating or ancillary thereto, including without limitation all documents
relating to filings with the Commodity Futures Trading Commission and National
Futures Association, the United States Securities and Exchange Commission (the
"SEC") pursuant to the Securities Act of 1933 or the Securities Exchange Act of
1934 (the "Act") and the rules and regulations promulgated thereunder, including
all documents relating to the beneficial ownership of securities required to be
filed with the SEC pursuant to Section 13(d) or Section 16(a) of the Act and any
information statements on Form 13F required to be filed with the SEC pursuant to
Section 13(f) of the Act.

     All past acts of these attorneys-in-fact in furtherance of the foregoing
are hereby ratified and confirmed.

     This power of attorney shall be valid from the date hereof until revoked by
me.

     IN WITNESS WHEREOF, I have executed this instrument as of the 3rd day of
October 2007.

                                   ROBERT SOROS

                                   /s/ Robert Soros
                                   ---------------------------------------------



CUSIP NO.  Y62267102                                         Page 14 of 14 Pages


                                    EXHIBIT D

                                POWER OF ATTORNEY

           KNOW ALL MEN BY THESE PRESENT, that I, JONATHAN SOROS, hereby make,
constitute and appoint each of ARMANDO T. BELLY, JODYE ANZALOTTA, MARYANN
CANFIELD, JAY SCHOENFARBER and DAVID TAYLOR, acting individually, as my agent
and attorney-in-fact for the purpose of executing in my name, (a) in my personal
capacity or (b) in my capacity as President and Deputy Chairman of, member of or
in other capacities with Soros Fund Management LLC ("SFM LLC") and each of its
affiliates or entities advised by me or SFM LLC, all documents, certificates,
instruments, statements, filings and agreements ("documents") to be filed with
or delivered to any foreign or domestic governmental or regulatory body or
required or requested by any other person or entity pursuant to any legal or
regulatory requirement relating to the acquisition, ownership, management or
disposition of securities, futures contracts or other investments, and any other
documents relating or ancillary thereto, including without limitation all
documents relating to filings with the Commodity Futures Trading Commission and
National Futures Association, the United States Securities and Exchange
Commission (the "SEC") pursuant to the Securities Act of 1933 or the Securities
Exchange Act of 1934 (the "Act") and the rules and regulations promulgated
thereunder, including all documents relating to the beneficial ownership of
securities required to be filed with the SEC pursuant to Section 13(d) or
Section 16(a) of the Act and any information statements on Form 13F required to
be filed with the SEC pursuant to Section 13(f) of the Act.

           All past acts of these attorneys-in-fact in furtherance of the
foregoing are hereby ratified and confirmed.

           This power of attorney shall be valid from the date hereof until
revoked by me.

           IN WITNESS WHEREOF, I have executed this instrument as of the 3rd day
of October 2007.

                                   JONATHAN SOROS

                                   /s/ Jonathan Soros
                                   ---------------------------------------------