Inspections, Compliance, Enforcement, and Criminal Investigations

CPG Sec. 560.600 Clams, Mussels, Oysters; Fresh or Frozen - Adulteration by Bacteriological Contamination


  1. Oysters and clams

    Detain if the average of the subs examined or three or more of five subs examined equal or exceed:

    1. E. coli contents (IMVIC confirmed ++ --, or - + --) 230 per 100 grams:
    2. or

    3. Aerobic plate count at 35oC. of 500,000 per gram.

    If E. coli are present in lesser numbers and coliforms exceed 2,400 per 100 grams in three out of five subs examined, submit findings to CFSAN/Office of *Compliance*/Division of Enforcement (HFS-605) for consideration.

  2. Mussels

    Conduct usual examination and request advice from HFS-605.

*Material between asterisks is new or revised.*

Issued: 10/1/80
Reissued: 7/19/89
Revised: 5/2005
Updated: 11/29/05

Page Last Updated: 03/20/2015
Note: If you need help accessing information in different file formats, see Instructions for Downloading Viewers and Players.
Language Assistance Available: Español | 繁體中文 | Tiếng Việt | 한국어 | Tagalog | Русский | العربية | Kreyòl Ayisyen | Français | Polski | Português | Italiano | Deutsch | 日本語 | فارسی | English