Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Jarvis David R
  2. Issuer Name and Ticker or Trading Symbol
BARNWELL INDUSTRIES INC [BRN]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O MERCURY REAL ESTATE ADVISORS LLC, THREE RIVER ROAD
3. Date of Earliest Transaction (Month/Day/Year)
04/30/2007
(Street)

GREENWICH, CT 06807
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock (1) 04/30/2007   P   900 A $ 21.7189 1,405,254 I See Footnote (5)
Common Stock (2) 04/30/2007   P   900 A $ 21.7189 1,405,254 I See Footnote (6)
Common Stock (3) 04/30/2007   P   900 A $ 21.7189 10,650 D  
Common Stock (4) 04/30/2007   P   900 A $ 21.7189 10,650 I See Footnote (4)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Jarvis David R
C/O MERCURY REAL ESTATE ADVISORS LLC
THREE RIVER ROAD
GREENWICH, CT 06807
    X    
MacLean Malcolm F IV
C/O MERCURY REAL ESTATE ADVISORS LLC
THREE RIVER ROAD
GREENWICH, CT 06807
    X    
Mercury Global Alpha Fund LP
C/O MERCURY REAL ESTATE ADVISORS LLC
THREE RIVER ROAD
GREENWICH, CT 06807
    X    
Mercury Cabot LLC
C/O MERCURY REAL ESTATE ADVISORS LLC
THREE RIVER ROAD
GREENWICH, CT 06807
    X    

Signatures

 /s/ David R. Jarvis   05/01/2007
**Signature of Reporting Person Date

 /s/ Malcolm F. MacLean IV   05/01/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) These shares were acquired by Mercury Real Estate Advisors, LLC ("Advisors"), a registered investment adviser, on behalf of Mercury Global Alpha Fund LP ("MGAF"), for which Advisors serves as the investment adviser. Mr. David R. Jarvis is a managing member of Advisors. Mr. Jarvis disclaims beneficial ownership of the shares held directly by MGAF, except to the extent of the pecuniary interest, if any, in such shares as a result of his membership interest in Advisors, which has a contingent right to receive a performance-based advisory fee from MGAF, or as a result of his membership interest in Mercury Cabot (as defined below), of which he is a managing member. That performance-based fee generally qualifies for the exemption set forth in Rule 16a-1(a)(2)(ii)(C).
(2) These shares were acquired by Advisors on behalf of MGAF. Mr. Malcolm F. MacLean IV is a managing member of Advisors. Mr. MacLean disclaims beneficial ownership of the shares held directly by MGAF, except to the extent of the pecuniary interest, if any, in such shares as a result of his membership interest in Advisors, which has a contingent right to receive a performance-based advisory fee from MGAF, or as a result of his membership interest in Mercury Cabot, of which he is a managing member. That performance-based fee generally qualifies for the exemption set forth in Rule 16a-1(a)(2)(ii)(C).
(3) These shares are held directly by MGAF.
(4) These shares are held directly by MGAF. Mercury Cabot LLC ("Mercury Cabot") is the general partner of MGAF. Mercury Cabot disclaims beneficial ownership of these shares except to the extent of the pecuniary interest, if any, in such shares as a result of its partnership interest in MGAF.
(5) The shares reported in Column 5 are held directly by certain private investment funds, including MGAF (the "Funds"), and certain managed accounts (the "Managed Accounts"), for which Advisors serves as the investment adviser. Mr. Jarvis disclaims beneficial ownership of the shares held directly by the Funds and the Managed Accounts, except to the extent of the pecuniary interest, if any, in such shares as a result of his membership interest in Advisors, which has a contingent right to receive a performance-based advisory fee from each of the Funds and Managed Accounts, or as a result of his membership interest in certain limited liability companies, including Mercury Cabot, that serve as the general partners of certain of the Funds. That performance-based fee generally qualifies for the exemption set forth in Rule 16a-1(a)(2)(ii)(C).
(6) The shares reported in Column 5 are held directly by the Funds and the Managed Accounts, for which Advisors serves as the investment adviser. Mr. MacLean disclaims beneficial ownership of the shares held directly by the Funds and the Managed Accounts, except to the extent of the pecuniary interest, if any, in such shares as a result of his membership interest in Advisors, which has a contingent right to receive a performance-based advisory fee from each of the Funds and Managed Accounts, or as a result of his membership interest in certain limited liability companies, including Mercury Cabot, that serve as the general partners of certain of the Funds. That performance-based fee generally qualifies for the exemption set forth in Rule 16a-1(a)(2)(ii)(C).

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