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
                                                                                  
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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(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

LAWRENCE CHARLES BERDON 		2. Issuer Name and Ticker or Trading Symbol

KIRBY CORP [ KEX ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Chairman of the Board
(Last)          (First)          (Middle)

55 WAUGH DRIVE, SUITE 1000 		3. Date of Earliest Transaction (MM/DD/YYYY)

10/16/2008
(Street)

HOUSTON, TX 77007
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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, par value $.10 per share   10/16/2008     M    73332   A $16.9625   786177   D    
Common Stock, par value $.10 per share   10/16/2008     M    60000   A $22.0450   846177   D    
Common Stock, par value $.10 per share   10/16/2008     M    40000   A $27.6025   886177   D    
Common Stock, par value $.10 per share                  514227   I   Partnership   (1)
Common Stock, par value $.10 per share                  8580   I   401K Plan  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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
Employee Stock Option (Right to Buy)   $16.9625   10/16/2008     M        73332    1/26/2007   (2) 1/26/2009   Common Stock   73332   $16.9625   208364   D    
Employee Stock Option (Right to Buy)   $22.045   10/16/2008     M        60000    3/2/2008   (2) 3/2/2010   Common Stock   60000   $22.045   148364   D    
Employee Stock Option (Right to Buy)   $27.6025   10/16/2008     M        40000    2/15/2008   (2) 2/15/2011   Common Stock   40000   $27.6025   108364   D    

Explanation of Responses:
( 1)  These shares are owned by the Lawrence Family Interest, LP, a limited partnership of which entities wholly owned by Mr. Lawrence and his wife are the general partners, and of which Mr. Lawrence's children and three trusts for his children are the limited partners.
( 2)  Option is exercisable 33% after one year, 67% after two years and 100% after three years from date of grant.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
LAWRENCE CHARLES BERDON
55 WAUGH DRIVE
SUITE 1000
HOUSTON, TX 77007 		X
Chairman of the Board

Signatures
G. Stephen Holcomb, Agent and Attorney-in-Fact 10/17/2008
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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