East Anglia · Environment Agency surveys
What fish are in the Relief Channel (East Anglia)?
Monitoring has recorded 31 species across 20 surveyed sites on this water, between 1988 and 2023. These are survey records with dates. They do not establish what is present today, that the water is fishable, or that you have permission to fish it.
Recorded species
What monitoring has found here
Ordered by how many sites on this water recorded the species. A species not listed has not been recorded by these surveys — which is not the same as being absent.
- PerchPerca fluviatilis20 siteslatest 9 Aug 2023
- RoachRutilus rutilus19 siteslatest 9 Aug 2023
- PikeEsox lucius17 siteslatest 8 Aug 2023
- RuffeGymnocephalus cernuus17 siteslatest 9 Aug 2017
- European eels > elversAnguilla anguilla16 siteslatest 9 Aug 2017
- TenchTinca tinca16 siteslatest 9 Aug 2017
- ZanderSander lucioperca16 siteslatest 9 Aug 2023
- Common breamAbramis brama13 siteslatest 8 Aug 2023
- FlounderPlatichthys flesus12 siteslatest 24 Aug 2005
- Roach x common bream hybridRutilus rutilus x Abramis brama12 siteslatest 8 Aug 2023
- Silver breamAbramis bjoerkna12 siteslatest 30 Aug 2005
- SmeltOsmerus eperlanus12 siteslatest 17 Sept 1993
- RuddScardinius erythrophthalmus11 siteslatest 9 Aug 2023
- BleakAlburnus alburnus10 siteslatest 30 Aug 2005
- DaceLeuciscus leuciscus10 siteslatest 14 Jul 2014
- BullheadCottus gobio9 siteslatest 9 Aug 2017
- GudgeonGobio gobio8 siteslatest 8 Aug 2017
- 3-spined sticklebackGasterosteus aculeatus6 siteslatest 14 Jul 2014
- Brown / sea troutSalmo trutta5 siteslatest 14 Jul 2014
- Spined loachCobitis taenia5 siteslatest 7 Aug 2017
- 10-spined sticklebackPungitius pungitius3 siteslatest 10 Jul 2014
- BitterlingRhodeus sericeus3 siteslatest 8 Aug 2023
- SpratSprattus sprattus3 siteslatest 24 Aug 2005
- Brook lampreyLampetra planeri2 siteslatest 10 Jul 2014
- Common [wild] carpCyprinus carpio2 siteslatest 15 Aug 2005
- Common gobyPomatoschistus microps2 siteslatest 24 Aug 2005
- European eelAnguilla anguilla2 siteslatest 20 Jul 2010
- Roach x silver bream hybridRutilus rutilus x Abramis bjoerkna1 sitelatest 26 Sept 1991
- Sand gobyPomatoschistus minutus1 sitelatest 15 Sept 2011
- Stone loachBarbatula barbatula1 sitelatest 15 Sept 2011
- Straight-nosed pipefishNerophis ophidion1 sitelatest 18 Aug 2005
Surveyed sites on this water
20 shown, newest survey first
Thiefgate Lane Pylons
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 9 Aug 2023
Denver Sluice
- Survey events
- 12
- Observed taxa
- 19
- Latest survey
- 8 Aug 2023
Wiggenhall Bridge
- Survey events
- 11
- Observed taxa
- 25
- Latest survey
- 9 Aug 2017
DS Stow Bridge
- Survey events
- 10
- Observed taxa
- 21
- Latest survey
- 8 Aug 2017
DS Denver Residual Sluice (Eel Monitoring)
- Survey events
- 5
- Observed taxa
- 13
- Latest survey
- 18 Jun 2014
US Tail Sluice
- Survey events
- 8
- Observed taxa
- 6
- Latest survey
- 19 Nov 2010
DS Denver Sluice
- Survey events
- 2
- Observed taxa
- 7
- Latest survey
- 9 Oct 2008
Hastings Farm Wiggenhall
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 21 Aug 2008
Ivy Farm Saddle Bow
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 21 Aug 2008
Gullpit Farm Stow Bridge
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 19 Aug 2008
Stow Bridge
- Survey events
- 8
- Observed taxa
- 17
- Latest survey
- 19 Aug 2008
Black Bank Dyke Sluice
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 18 Aug 2008
Tail Sluice
- Survey events
- 5
- Observed taxa
- 19
- Latest survey
- 24 Aug 2005
Saddlebow Bridge
- Survey events
- 6
- Observed taxa
- 17
- Latest survey
- 23 Aug 2005
Polver Farm Magdalen
- Survey events
- 5
- Observed taxa
- 17
- Latest survey
- 17 Aug 2005
Magdalen Bridge
- Survey events
- 6
- Observed taxa
- 18
- Latest survey
- 16 Aug 2005
Holme Farm Magdalen
- Survey events
- 6
- Observed taxa
- 17
- Latest survey
- 15 Aug 2005
Downham Market STW
- Survey events
- 6
- Observed taxa
- 16
- Latest survey
- 10 Aug 2005
Downham Bridge
- Survey events
- 6
- Observed taxa
- 15
- Latest survey
- 9 Aug 2005
DS Downham Bridge
- Survey events
- 6
- Observed taxa
- 17
- Latest survey
- 5 Aug 2005
Provenance
Source and licence
- SourceEnvironment Agency Ecology & Fish Data
- LicenceOpen Government Licence v3.0
- Source copy retrieved23 Jul 2026
- Waterbody nameAs published by the Environment Agency
- Not assertedCurrent presence, access, permission, fishing quality or safety