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SEC FORM 3 SEC Form 3
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
or Section 30(h) of the Investment Company Act of 1940 		 
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1. Name and Address of Reporting Person*
BERTHOUX CHRISTOPHER
(Last) (First) (Middle)
251 BALLARDVALE STREET
(Street)
WILMINGTON MA 01887
(City) (State) (Zip)
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 ]
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 of Original Filed (Month/Day/Year)
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 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
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: 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
Explanation of Responses:
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.
Remarks:
/s/Christophe Berthoux 10/02/2008
** 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 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).
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 Number.
POWER OF ATTORNEY SECTION 16 FILINGS

Know all by these presents, that the undersigned hereby constitutes and appoints
Joanne (Jody) P. Acford, David P. Johst and Matthew L. Daniel as the
undersigned's true and lawful attorneys in fact to:

(1) 	prepare, execute in the undersigned's name and on the undersigned's behalf,
and submit to the U.S. Securities and Exchange Commission (the SEC) a Form ID,
including amendments thereto, and any other documents necessary or appropriate
to obtain codes and passwords enabling the undersigned to make electronic
filings with the SEC of reports required by Section 16(a) of the Securities
Exchange Act of 1934 or any rule or regulation of the SEC;

(2) 	execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or director of Charles River Laboratories International, Inc.
(the Company), Forms 3, 4, and 5 in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder, and any other forms or
reports the undersigned may be required to file in connection with the
undersigned's ownership, acquisition, or disposition of securities of the
Company;

(3) 	do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4, or 5,
complete and execute any amendment or amendments thereto, and timely file such
form with the United States Securities and Exchange Commission and any stock
exchange or similar authority; and

(4) 	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney in fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney in fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney in fact may approve in such
attorney in fact's discretion.

	The undersigned hereby grants the attorney in fact full power and authority to
do and perform any and every act and thing whatsoever requisite, necessary, or
proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the undersigned might or could
do if personally present, with full power of substitution or revocation, hereby
ratifying and confirming all that such attorney in fact, or such attorney in
fact's substitute or substitutes, shall lawfully do or cause to be done by
virtue of this power of attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorney in fact, in serving in such
capacity at the request of the undersigned, is not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys in fact.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 2nd day of October, 2008.



			Signature
                        /s/Christophe Berthoux