Guidance: Controls of fish and shellfish diseases in England and Wales

Environment Agency

September 24
10:12 2021

Disease status of fish, shellfish and crustacea in England and Wales

Great Britain has a high health status with regard to fish, mollusc and crustacean diseases. The listed diseases are detailed in Part II, Annex IV of Directive 2006/88/EC and Schedule 1 of The Aquatic Animal Health (England and Wales) Regulations 2009.

For the disease status for England and Wales or the latest reported confirmed outbreaks in England and Wales.

Serious fish and shellfish diseases

You must contact the Fish Health Inspectorate (FHI) if fish or shellfish:

Reduce the spread of disease in fish and shellfish

You can help control the spread of disease if you:

Control areas for notifiable disease outbreaks

If a notifiable disease is confirmed, FHI places controls in place to limit the spread of disease (these are known as confirmed designations).

If your fish or shellfish are in an area under a control areas you must:

  • comply with any conditions issued by FHI
  • get written permission from the FHI to move fish and/or shellfish and equipment (allow at least 5 working days)


Areas with controls in place to limit the spread of koi herpesvirus disease (KHV):


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