Guidance: Shellfish scheme: trend analysis

Public Health England

November 18
15:57 2019

Shellfish scheme: trend analysis

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need aversion of this document in a more accessible format, please email tell us what format you need. It will help us if you say what assistive technology you use.


The shellfish scheme provides external quality assessment samples for laboratories that examine raw bivalve molluscs from harvesting sites in accordance with Regulation (EC) No. 854/2004 and from the production chain between harvest and consumption, in accordance with Regulation (EC) 2073/2005 and subsequent amendments.

The scheme is organised in collaboration with the Centre for Environment, Fisheries and Aquaculture Science (Cefas), Weymouth, UK. Articles 32 and 33 of Commission Regulation (EC) No. 882/2004 defines the roles of the European Union Reference Laboratory (EURL) and national reference laboratories (NRL). These roles include responsibility for organising comparative testing of methods.

Published 31 July 2014
Last updated 18 November 2019 +show all updates
  1. Updated 'Shellfish scheme: trend analysis' file.
  2. Updated 'Shellfish scheme: trend analysis'.
  3. Updated 'Shellfish scheme: trend analysis'.
  4. Updated with most recent version of the file.
  5. Updated with recent file.
  6. Updated 'Shellfish scheme: trend analysis'.
  7. Updated Shellfish scheme: trend analysis from April 2004.
  8. Updated 'Shellfish scheme: trend analysis from April 2004'.
  9. Updated shellfish scheme: trend analysis for distribution SF050.
  10. Shellfish scheme distribution SF049 added for trend analysis.
  11. First published.

Related Articles


  1. We don't have any comments for this article yet. Why not join in and start a discussion.

Write a Comment

Your name:
Your email:

Post my comment

Recent Comments

Follow Us on Twitter

Share This

Enjoyed this? Why not share it with others if you've found it useful by using one of the tools below: