All aquaculture production businesses and authorised processing establishments are to be authorised, and Member States shall establish a publicly available register containing information on each farm, including information on the species kept and the health status of the farms as regards the diseases listed in Annex IV to Council Directive 2006/88/EC.

The link to Member States and EFTA states' web pages with register of aquaculture production businesses and authorised processing establishments in their territory can be found below:

Member States:

1. Czech Republic
2. Denmark
3. Ireland
4. Greece
5. Spain
6. Cyrpus
7. Lithuania
8. Poland
9. Slovenia
10. Finland
11. The Netherlands
12. United Kingdom:
    • Scotland
    • England & Wales
13. Estonia

EFTA states:

1. Switzerland

Another important preventative measure is the obligation for all farms and mollusc farming areas to implement a risk-based surveillance scheme. This scheme aims to detect:

• Increased mortalities;
• Diseases listed in Part II of Annex IV to the Directive.