-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 L8v8yC58nYyeuC44JK+G71XqkEeD51UsB7dkwg8sFWkAbrYkvbUtwm7gaVeQjr71
 vR6vLEG1pYq7/X0ux4RXfg==

<SEC-DOCUMENT>0001104659-03-022363.txt : 20031007
<SEC-HEADER>0001104659-03-022363.hdr.sgml : 20031007
<ACCEPTANCE-DATETIME>20031007154215
ACCESSION NUMBER:		0001104659-03-022363
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031002
FILED AS OF DATE:		20031007

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BOSTON BIOMEDICA INC
		CENTRAL INDEX KEY:			0000830656
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				042652826
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		375 WEST STREET
		CITY:			WEST BRIDGEWATER
		STATE:			MA
		ZIP:			02379
		BUSINESS PHONE:		5085801900

	MAIL ADDRESS:	
		STREET 1:		375 WEST ST
		CITY:			WEST BRIDGEWATER
		STATE:			MA
		ZIP:			02379

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FRITZSCHE R WAYNE
		CENTRAL INDEX KEY:			0001029493

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21615
		FILM NUMBER:		03931512

	BUSINESS ADDRESS:	
		STREET 1:		6413 MAC LAURIN DRIVE
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33647
		BUSINESS PHONE:		8139710503

	MAIL ADDRESS:	
		STREET 1:		6413 MACLAURIN DRIVE EAST
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33647
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>
  <periodOfReport>2003-10-02</periodOfReport>
    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000830656</issuerCik>
        <issuerName>BOSTON BIOMEDICA INC</issuerName>
        <issuerTradingSymbol>BBII</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001029493</rptOwnerCik>
            <rptOwnerName>FRITZSCHE R WAYNE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1311 TRAIL GLEN LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LUTZ</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33549</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>1</isDirector>
      <isOfficer>0</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>0</isOther>
    </reportingOwnerRelationship>
  </reportingOwner>
  <derivativeTable>
    <derivativeHolding>
      <securityTitle>
        <value>Option (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
        <value>2.60</value>
      </conversionOrExercisePrice>
      <exerciseDate>
        <value>2002-05-02</value>
        <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
        <value>2012-05-02</value>
      </expirationDate>
      <underlyingSecurity>
        <underlyingSecurityTitle>
          <value>Common Stock</value>
        </underlyingSecurityTitle>
        <underlyingSecurityShares>
          <value>3000</value>
        </underlyingSecurityShares>
      </underlyingSecurity>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </derivativeHolding>
  </derivativeTable>
  <footnotes>
    <footnote id="F1">These options were fully vested on the date of grant. </footnote>
  </footnotes>
  <ownerSignature>
    <signatureName>R. Wayne Fritzsche</signatureName>
    <signatureDate>2003-10-02</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----