Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  BERTHOUX CHRISTOPHER
 2. Date of Event Requiring Statement (Month/Day/Year)
09/25/2008		 3. Issuer Name and Ticker or Trading Symbol
CHARLES RIVER LABORATORIES INTERNATIONAL INC [CRL]
(Last)
(First)
(Middle)
251 BALLARDVALE STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive Vice President
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

WILMINGTON, MA 01887		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 16,149 (1) (2) (3)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Options (Right to Buy) 05/09/2005(4) 05/09/2015 Common Stock 5,250 $ 47.36 D  
Stock Options (Right to Buy) 09/01/2007(5) 09/01/2016 Common Stock 4,667 $ 40.99 D  
Stock Options (Right to Buy) 02/23/2008(6) 02/23/2017 Common Stock 8,300 $ 46.6 D  
Stock Options (Right to Buy) 02/28/2009(7) 02/28/2015 Common Stock (7) 6,900 $ 58.58 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
BERTHOUX CHRISTOPHER
251 BALLARDVALE STREET
WILMINGTON, MA 01887		       Executive Vice President  

Signatures

/s/Christophe Berthoux 10/02/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) 2175 Restricted Shares Vest in one-third increments on 02/23/2009, 02/23/2010, 02/23/2011
(2) 325 Restricted Shares Vest on 02/28/2009
(3) 2400 Restricted Shares Vest in one-quarter increments on 02/28/2009, 02/28/2010, 02/28/2011 and 02/28/2012
(4) All of these Options are fully Vested
(5) 2333 of these Options are fully Vested and 2334 Vest as of 09/01/2009
(6) 2075 of these Options are fully Vested and the remaining Optons Vest in one-third increments on 02/23/2009, 02/23/2010 and 02/23/2011
(7) Options vest equally over 4 years beginning 1 year from date of grant.

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