Guidance
Controls of fish and shellfish diseases in England and Wales
Reduce the risk of disease and find out where listed diseases have been confirmed in England and Wales
Change of https://www.gov.uk/guidance/prevent-fish-or-shellfish-diseases
Change description : 2025-10-08 10:39:00: Added CD25.2025 to list of controls for KHV [Guidance and regulation]
Showing diff : 2025-09-08 14:14:38.288968915 +00:00..2025-10-08 09:39:48.247940515 +00:00
Reduce the risk of disease and find out where listed diseases have been confirmed in England and Wales
Great Britain has a high health status for fish, mollusc, and crustacean diseases. The listed diseases are in Commission Regulation (EC) 1251/2008 as amended by the Animals, Aquatic Animal Health, Invasive Alien Species, Plant Propagating Material and Seeds (Amendment) (EU Exit) Regulations 2020 and in Annex 1A 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.
You must contact the Fish Health Inspectorate (FHI) immediately if you know or suspect fish or shellfish:
You can help control the spread of disease if you:
If a listed disease is confirmed, FHI places controls to limit the spread of disease (these are known as Confirmed Designation Notices) and where required will take steps to eradicate the disease.
If your fish or shellfish are in an area under a control areas you must:
Areas with controls in place to limit the spread of listed shellfish diseases:
Email: fhi@cefas.gov.uk
Telephone: 01305 206700
Monday to Thursday - 9am to 5pm, Friday 9am to 4:30 pm
Fish Health Inspectorate
Barrack Road
The Nothe
Weymouth
Dorset
DT4 8UB
Environment Agency
PO Box 544
Rotherham
Yorkshire
S60 1BY
Email enquiries@environment-agency.gov.uk
Monday to Friday, 8am to 6pm 0370 8506 506
From outside the UK +44 1709 389 201
Added CD25.2025 to list of controls for KHV
Edited information text under shellfish in respect of areas with controls in place to limit the spread of diseases.
A new disease outbreak listed
Added CD23.2025 notice to KHV section for controls in England and Wales.
Added CD22.2025 to the KHV list for 2025.
Added CD21.2025 Notice to Oyster herpesvirus section.
Added CD.20 notice to list of KHV outbreaks for 2025.
Added CD.19 Notice to 2025 section on KHV outbreaks.
Four new disease outbreaks listed
Added CD.14 Notice to the KHV outbreak list for 2025.
Added CD.13 Notice to 2025 KHV outbreak list.
Added CD.12 Notice to KHV outbreak section.
Added notice CD.11 to the 2025 KHV section.
Added notice CD.10 to list of controls for KHV in 2025
All CD Notices replaced with amended versions with full address details.
Added CD.09 notice under KHV section
Added seventh and eighth CD notice for KHV for 2025
2 new disease outbreaks listed for 2025
A new disease outbreak listed for 2025
Added third CD notice under 2025 for KHV
Second CD Notice added under KHV section for 2025
New disease listed and published for 2025
Annual up-date, text amended from 2024 to 2025, and BKD section removed
All Confirmed Designations for KHV have been lifted.
A Confirmed Designation has been removed.
A confirmed designation has been listed.
A new disease outbreak now listed
A confirmed designation has been listed.
A new disease outbreak now listed.
A new disease outbreak has now been listed
A confirmed designation has been listed.
A confirmed designation has been listed.
A confirmed designation has been listed.
A confirmed designation has been listed.
A confirmed designation has been listed.
A confirmed designation has been listed.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
A confirmed designation has been lifted.
Added new confirmed designation for BKD.
Updated CD06.2015 v2 attachment to accessible format.
Deleted legacy listings
Removed expired attachment.
Previous versions of BMP templates removed
A confirmed designation has been lifted.
A confirmed designation has been lifted.
Three Confirmed Designations have been lifted.
A confirmed designation has been listed.
A confirmed designation has been listed. An existing confirmed designation has been lifted.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
A confirmed designation has been lifted.
A confirmed designation has been listed and a broken link has been fixed.
Three confirmed designations have been lifted.
Two confirmed designations have been listed.
A confirmed designation has been listed.
A new confirmed designation has been listed.
A confirmed designation has been lifted.
A confirmed designation has been listed.
A confirmed designation has been lifted.
Contact email address updated.
1 disease designation removed, and 1 new disease designation listed.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
A new confirmed designation has been listed.
Two confirmed designations have been lifted and a new confirmed designation has been listed.
A new confirmed designation has been listed.
A confirmed designation has been added.
A new confirmed designation has been listed.
A confirmed designation has been lifted and a new one has been added.
A new confirmed designation listed and fixed two broken links.
New Notice of Confirmed Designation listed.
Disease controls lifted.
Added new disease outbreak.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A confirmed designation has been lifted.
A new disease outbreak listed.
A number of confirmed designations have been lifted.
A controlled disease has been lifted.
A disease outbreak lifted.
A new disease outbreak listed.
A new disease outbreak listed.
A new disease outbreak listed.
A new disease outbreak listed.
New confirmed outbreak at swan lake added to the list.
A new disease outbreak has now been listed.
A new disease outbreak has now been listed.
New KHV outbreak included to the list.
Three confirmed cases of KHV added to the list.
Two confirmed designations now revoked, and removed from the 2022 listing.
All 2021 KHV disease outbreaks revoked.
2 new disease outbreaks listed.
A new disease outbreak listed.
A new disease outbreak listed.
A new disease outbreak has now been published for 2022
KHV controls have been lifted at: Tylers Common – EW009-B-335 CD03.2020 – Churchmere Pool - EW086-C-296 CD04.2020 - Brookfield Fisheries - EW105-W-114 CD05.2020 – Waterloo Farm Leisure – EW041-D-369 CD06.2020 – Ringles Reservoir – EW056-G-374 CD07.2020 – Swan Farm Fishery (formally Harpers Hill Fishery) – EW105-Q-108 CD08.2020 - Paradise Fisheries - EW080-T-957 CD09.2020 – Eden Fishery – EW105-T-111 CD10.2020 - Castle Ashby Fishery Lakes - EW042-W-012 CD11.2020 - Kimber View Pools List updated.
A new disease outbreak listed - CD22.2021
A new disease outbreak listed CD21.2021
A new disease outbreak listed - CD20.2021
New KHV outbreak added to the list - Springwood Fisheries, Derbyshire - 1 October 2021
New outbreak confirmed at Soham By - Pass Lake, Cambridgeshire on the 1 October 2021 and added to the list.
New outbreak at - Little John Lakes, Nottinghamshire - 29 September 2021 included in the list.
A new disease outbreak now listed CD16.2021
Confirmed disease outbreak list updated.
CD14.2021 now published
A new disease outbreak published CD13.2021
KHV confirmed list updated with Bennion Pools.
CD02.2021 now removed - disinfection now complete.
Added Theydon Bois Valley Lakes, 16th September
A new disease outbreak listed
CD08.2021 & CD09.2021 now listed
CD07.2021 now added to 2021 listing
List updated with new KHV outbreak at Hartley Fishery.
Added Willow Garth Fisheries, South Yorkshire - 29 July 2021
CD04.2021 now listed
New outbreak's CD02.2021 and CD03.2021 now listed
CD01.2021 now revoked following completition of a cull and disinfection
A new confirmed designation for 2021 now listed
Controls lifted on 2019 KHV confirmed sites due to no occurrence of an outbreak of KHV disease while under controls.
One Confirmed Designation Updated, and one new designation listed under Oyster herpesvirus
A new confirmed designation published CD11.2020
Two new confirmed designations listed and CD08.2020 amended
A new confirmed designation listed CD08.2020
A new confirmed designation listed CD07.2020
2 new confirmed designation listed
CD04.2020 map up-dated
New outbreak of KHV added to the 2020 list
List updated with the confrimed outbreak of KHV at Churchmere.
List updated with a new confirmed outbreak of KHV at Tylers Common Fishery, Brentwood, Essex - 3 July 2020.
2020 status updated
A new outbreak for 2020 to list
Controls now lifted for KHV disease outbreaks, list updated to reflect this change.
A new outbreak listed
A new outbreak listed
A new outbreak to publish
Confirmed disease outbreak at a new location - list updated.
A new outbreak listed
A new outbreak posted
Added Sivyers Lake, Middlesex - 13 September
Added JCB Lakes - Rocester, Staffordshire - 30 August
Listed updated with confrimed disease outbreak.
Updated list with new confrimed disease outbreak.
Added Alders Farm Fishery - Milton Keynes, Buckinghamshire - 12 August
Added Newt Pond, Haverhill, Suffolk
Added Theydon Bois Valley Lakes, Essex
Added Ash Ponds, Somerset
KHV disease controls have been applied at: Orsett Reservoir, Greys, Essex – 24 July
Added new outbreak Mescar Fishery, Liverpool, Merseyside – 22 July
Updated the page to include the disease status of england wales page.
CD02/2019 now lifted following Disinfection and a fallow period
CD01/2019 now lifted following a full disinfection of the site and Fallowing period
A newer revised document is now available
Removed controls lifted.
Update list with new outbreak.
list updated with missed outbreak from 2016 that is still inplace.
Included the list for a new outbreak for 2019.
List updated
New outbreak to include in the list.
List updated
List is updated with a new outbreak
New outbreak
List updated with a new outbreak
List updated with a new outbreak
List updated with a new confrimed outbreak
List updated with a new confrimed outbreak
Updated the list with a new outbreak
List updated
The list has been updated with a new outbreak
List updated with a new CD
Listed updated with a new putbreak confirmed
List updated with new confirmed outbreaks of KHV
List updated with confrimed outbreak of KHV
List updated with a new outbreak
Updated the list with a new updated outbreak
Updated document
List updated with new outbreak for 2018
List for new outbreaks updated
Removed Swallows
New outbreak to add to the list
Updated the outbreak list.
Updated the list of new outbreaks for 2018
CD04 included to the list of outbreaks for 2018
Three new KHV outbreak attachments added for 2018
Confrimed Designations from 2009, 2010, 2013, 2014 and some of the sites in 2016. They list has been removed from this page and has been moved to the press release page 'Outbreaks of Koi herpesvirus disease' and added to the list of finished outbreaks. And the CD for Manderson Trust Lakes from 2017 attachment has been included.
Added Cleverley Mare, Essex
Added Boating Lake, Northamptonshire
Added White Shots Reservoir, Essex and The Cunneries, Lancashire
Added Hampstead Heath Ponds, London
Added Lea Farm Lakes, Berkshire
Removed The Jungle, Derbyshire
Added Windsor View Lakes, Berkshire
Added Danson Park, Kent; The Jungle, Derbyshire and Frogmore Fishery, Hertfordshire
Added Cleveley Bridge Fishery Complex, Lancashire
Added Sam Hosticks Fisheries, East Yorkshire
Added Willows Farm Fishery, Hertfordshire Removed Porton Ventures, Wiltshire
Added Tyersal Hall Fishery, West Yorkshire
Added Newlake, Humberside
Added Bannister House Fishery, Lancashire
Added Porton Ventures UK Ltd
Added Meadows Fishery and Manor Park Fishery, Staffordshire
Added Mansfield Lake, Kent
Added designation notice for Risbey Park Fisheries, Beverley
Added The Lakeside, Surrey
Added East Sussed: Swanborough Fishing Lake
Added details for SVC at Arden Lakes, Warwickshire
Removed confirmed designations for: Gorsty Hall Fishing Lakes (Cheshire), Coopers Arms Lake and Weston Moat Fishery (Derbyshire), Frant Lakes (East Sussex), Morehall Fishery (South Yorkshire), Tin Mill Dam (South Yorkshire), Henstead Fishing Lakes (Suffolk), Crossways Business Park (Kent), Barford Lakes (Norfolk), and Willinghurst Fisheries (Surrey).
Added KHV disease confirmed designation for Lodge Farm Fisheries, South Yorkshire.
Added KHV disease confirmed designation for Curborough Fishery, Staffordshire
Added KHV disease confirmed designation for Coppice Lane Pools, Staffordshire
Added KHV disease confirmed designation for The Hunstrete Fishery, Avon
Added KHV disease confirmed designation for Knightsland Farm Lake, Essex
Added KHV disease confirmed designation for Melton Ponds, Norfolk
Added KHV disease confirmed designation for Ash Grove Lake, Derbyshire
Added KHV disease confirmed designation for Kiverton Farm Fisheries, South Yorkshire
Added KHV disease confirmed designation for Five House Farm Reservoir, Hertfordshire
Added a revised oyster herpesvirus confirmed designation which covers Kent and Essex.
Added KHV disease confirmed designation for Thorpe Lea Fishery, Surrey
Added KHV disease confirmed designation for Fields Farm Fishery, Cheshire
Added KHV disease confirmed designation for Portland Fishing Lakes, Nottinghamshire
Added KHV disease confirmed designation for Jacobs Water, Nottinghamshire
Added KHV disease confirmed designation for Bells Mill Fisheries, West Midlands
Added designation for Manea Pit, Cambridgeshire
Added confirmation note for Frisby Water Park, Leicestershire
Added designation note for Packington Somers Fishery
Added the confirmation for Cromwell Lake, Cambridgeshire
Added confirmation details for Ferens Lake, East Yorkshire
Added KHV disease confirmed designations for Mallory Park Fishery, Leicestershire, and Hayfield Fishery, South Yorkshire
Added KHV confirmed designation for Heron Pond, Nottinghamshire
Added KHV confirmed designation for Corner House Farm Lake, Staffordshire
Updated all confirmed designations for Oyster herpesvirus and Bonamia ostreae with a new condition.
Added KHV disease confirmed designation for Fleetwood Reservoir, Lancashire
Add KHV disease confirmed designations for Aston Park, South Yorkshire, and The Barns, Cornwall
Added KHV disease confirmed designation for Albert Park Lake, North Yorkshire
Added KHV disease confirmed designation for Bierley Woods Waters, West Yorkshire
Added KHV confirmed designation for The Glebe Lakes, Leicestershire
Removed KHV confirmed designation for Maidenhead Aquatics, Greater London
Added KHV confirmed designations for Greater London and Lincolnshire
CD03/2016 added
CD02/2016
CD01/2016 - site no longer under any official disease controls
New KHV confirmed designation: Shuttleworth College Fish Farm, Bedfordshire
Confirmed designations for KHV removed on Whitevane Pond, Jeagor Farm, Boat Shed Pool, Ferens Lake, Brocket Hall, Noak Hill Fishery, and The Duckery
Added confirmed designation for Oyster herpesvirus at River Teign, Devon
Revised Bonamia ostreae confirmed designations
Added extension to Oyster Herpesvirus Confirmed Designation in Kent
Added KHV disease confirmed designation for Ellis Lake Fishery, Essex. Added conditions to the confirmed designation for Marteilia.
Added KHV disease confirmed designations for Lake Ross, Woodlands Fishery, and Bourne Farm Pond in Lincolnshire
Added KHV disease confirmed designation for Thornborough Pond, Northumberland
Added KHV confirmed designation for Washing Pool, Worcestershire
Amended Oyster herpesvirus confirmed designation in Kent
Added KHV confirmed designation for Railway Lakes, Cambridgeshire
New KHV outbreak confirmed in West Yorkshire
Ruddy Pond Lakes confirmed designation added.
Added KHV designation for Morgans & Woodstock Ponds, Gwent
Added confirmed designation for KHV at Bankend Fisheries, South Yorkshire
Updated Oyster Herpesvirus confirmed designations for Poole Harbour, Dorset, and Whitstable Bay, Kent
Removed River Crouch, Blackwater and Colne confirmed designation and replaced it with a single designation which also includes the River Roach.
Removed KHV confirmed designations for Burton Farm Fisheries, Church Pond, Kingsdown Road Flash and Canvey Lake
Removed confirmed designation for Abbey Waters, Norfolk
Removed confirmed designations for Bradshaw Hall, Risby Park, Cuckoo Mere and Bee Fold Fishery.
Removed confirmed designation for Aldercar Lane Fishery Lakes, Nottinghamshire, and Alcott Farm Fishery, Worcestershire
Added new confirmed designation for KHV in Staffordshire
Added confirmed designation for KHV in Wiltshire
Added Wellow Dam KHV confirmed designation
Updated Trinity Waters confirmed designation
Added KHV confirmed designation
Added two KHV confirmed designations for Essex
Confirmed Designation added for Haddon Lakes, Cambridgeshire.
New 'notice of confirmed designation' inserted under the Shellfish/Oyster Herpesvirus heading for the River Crouch.
Added KHV confirmed designation
Added KHV confirmed designation
Added 3 KHV confirmed designations
Added KHV confirmed designation
Added confirmed designation for KHV
Added KHV confirmed designation
Added KHV confirmed designation
Added Bonehill Mill Fishery Confirmed KHV Designation
Confirmed designation added
Added confirmed designation notice and map
First published.
2025-10-08 10:39
Added CD25.2025 to list of controls for KHV
2025-09-08 15:14
Edited information text under shellfish in respect of areas with controls in place to limit the spread of diseases.
2025-09-03 16:56
A new disease outbreak listed
2025-08-28 09:31
Added CD23.2025 notice to KHV section for controls in England and Wales.
2025-08-22 09:23
Added CD22.2025 to the KHV list for 2025.
2025-08-21 10:03
Added CD21.2025 Notice to Oyster herpesvirus section.
2025-08-15 16:05
Added CD.20 notice to list of KHV outbreaks for 2025.
2025-08-15 11:07
Added CD.19 Notice to 2025 section on KHV outbreaks.
2025-08-08 11:38
Four new disease outbreaks listed
2025-08-06 14:19
Added CD.14 Notice to the KHV outbreak list for 2025.
2025-08-06 09:53
Added CD.13 Notice to 2025 KHV outbreak list.
2025-08-05 14:24
Added CD.12 Notice to KHV outbreak section.
2025-08-04 11:36
Added notice CD.11 to the 2025 KHV section.
2025-07-30 09:36
Added notice CD.10 to list of controls for KHV in 2025
2025-07-23 15:25
All CD Notices replaced with amended versions with full address details.
2025-07-17 12:26
Added CD.09 notice under KHV section
2025-07-16 15:32
Added seventh and eighth CD notice for KHV for 2025
2025-07-10 13:59
2 new disease outbreaks listed for 2025
2025-07-09 16:56
A new disease outbreak listed for 2025
2025-07-04 10:27
Added third CD notice under 2025 for KHV
2025-07-01 15:58
Second CD Notice added under KHV section for 2025
2025-06-11 13:06
New disease listed and published for 2025
2025-03-17 14:05
Annual up-date, text amended from 2024 to 2025, and BKD section removed
2024-10-31 10:49
All Confirmed Designations for KHV have been lifted.
2024-10-07 12:34
A Confirmed Designation has been removed.
2024-09-30 17:00
A confirmed designation has been listed.
2024-09-25 09:39
A new disease outbreak now listed
2024-09-17 16:19
A confirmed designation has been listed.
2024-09-06 11:58
A new disease outbreak now listed.
2024-09-04 15:23
A new disease outbreak has now been listed
2024-08-22 16:01
A confirmed designation has been listed.
2024-08-22 14:19
A confirmed designation has been listed.
2024-08-22 13:19
A confirmed designation has been listed.
2024-08-22 12:29
A confirmed designation has been listed.
2024-08-16 13:29
A confirmed designation has been listed.
2024-08-15 09:00
A confirmed designation has been listed.
2024-08-07 16:21
A new confirmed designation has been listed.
2024-07-19 15:34
A new confirmed designation has been listed.
2024-07-05 12:23
A new confirmed designation has been listed.
2024-07-01 12:15
A confirmed designation has been lifted.
2024-06-18 16:51
Added new confirmed designation for BKD.
2024-06-05 16:24
Updated CD06.2015 v2 attachment to accessible format.
2024-02-09 08:01
Deleted legacy listings
2024-02-06 14:08
Removed expired attachment.
2024-02-06 13:45
Previous versions of BMP templates removed
2023-11-20 11:36
A confirmed designation has been lifted.
2023-11-01 09:10
A confirmed designation has been lifted.
2023-10-12 16:02
Three Confirmed Designations have been lifted.
2023-10-04 15:08
A confirmed designation has been listed.
2023-09-08 11:05
Three confirmed designations have been lifted.
2023-08-25 14:12
Two confirmed designations have been listed.
2023-08-24 16:50
A confirmed designation has been listed.
2023-08-23 09:39
A new confirmed designation has been listed.
2023-08-18 14:02
A confirmed designation has been lifted.
2023-08-18 11:44
A confirmed designation has been listed.
2023-08-18 08:20
A confirmed designation has been lifted.
2023-08-15 12:37
Contact email address updated.
2023-08-14 14:34
1 disease designation removed, and 1 new disease designation listed.
2023-08-11 11:38
A confirmed designation has been lifted.
2023-08-11 10:35
A confirmed designation has been lifted.
2023-08-02 16:40
A new confirmed designation has been listed.
2023-08-02 15:00
A new confirmed designation has been listed.
2023-08-02 13:17
A new confirmed designation has been listed.
2023-07-28 11:47
Two confirmed designations have been lifted and a new confirmed designation has been listed.
2023-07-26 16:34
A new confirmed designation has been listed.
2023-07-21 11:23
A confirmed designation has been added.
2023-07-20 14:01
A new confirmed designation has been listed.
2023-07-19 09:15
A confirmed designation has been lifted and a new one has been added.
2023-07-17 10:07
A new confirmed designation listed and fixed two broken links.
2023-07-13 12:36
New Notice of Confirmed Designation listed.
2023-07-12 15:57
Disease controls lifted.
2023-06-27 14:03
Added new disease outbreak.
2022-11-16 13:56
A confirmed designation has been lifted.
2022-10-27 13:14
A confirmed designation has been lifted.
2022-10-13 12:07
A confirmed designation has been lifted.
2022-10-11 08:59
A confirmed designation has been lifted.
2022-10-07 13:15
A new disease outbreak listed.
2022-10-07 11:11
A number of confirmed designations have been lifted.
2022-09-29 08:49
A controlled disease has been lifted.
2022-09-28 13:14
A disease outbreak lifted.
2022-09-28 11:09
A new disease outbreak listed.
2022-09-27 15:21
A new disease outbreak listed.
2022-09-26 14:56
A new disease outbreak listed.
2022-09-22 15:30
A new disease outbreak listed.
2022-09-07 12:53
New confirmed outbreak at swan lake added to the list.
2022-08-26 09:40
A new disease outbreak has now been listed.
2022-08-23 11:01
A new disease outbreak has now been listed.
2022-08-12 11:25
New KHV outbreak included to the list.
2022-08-09 17:09
Three confirmed cases of KHV added to the list.
2022-08-04 10:40
Two confirmed designations now revoked, and removed from the 2022 listing.
2022-07-28 12:45
All 2021 KHV disease outbreaks revoked.
2022-07-27 09:25
2 new disease outbreaks listed.
2022-07-26 15:42
A new disease outbreak listed.
2022-07-26 10:44
A new disease outbreak listed.
2022-07-06 15:27
A new disease outbreak has now been published for 2022