Wessex · Environment Agency surveys
What fish are in the Main River Chew?
Monitoring has recorded 27 species across 10 surveyed sites on this water, between 2002 and 2025. 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.
- RoachRutilus rutilus9 siteslatest 18 Jun 2025
- Brown / sea troutSalmo trutta8 siteslatest 18 Jun 2025
- BullheadCottus gobio8 siteslatest 18 Jun 2025
- GudgeonGobio gobio8 siteslatest 11 Jul 2023
- DaceLeuciscus leuciscus7 siteslatest 6 Jul 2023
- PerchPerca fluviatilis7 siteslatest 18 Jul 2019
- European eels > elversAnguilla anguilla6 siteslatest 18 Jul 2023
- MinnowPhoxinus phoxinus6 siteslatest 18 Jul 2023
- 3-spined sticklebackGasterosteus aculeatus5 siteslatest 18 Jul 2019
- ChubLeuciscus cephalus5 siteslatest 29 Jun 2023
- European eelAnguilla anguilla5 siteslatest 11 Jul 2023
- Lamprey sp. ammocoetesPetromyzontidae4 siteslatest 11 Jul 2023
- Rainbow troutOncorhynchus mykiss4 siteslatest 21 Jul 2016
- Stone loachBarbatula barbatula4 siteslatest 18 Jul 2023
- European elversAnguilla anguilla3 siteslatest 6 Jul 2016
- GraylingThymallus thymallus3 siteslatest 6 Jul 2023
- TenchTinca tinca3 siteslatest 19 Jul 2016
- BarbelBarbus barbus2 siteslatest 18 Jul 2019
- Lamprey sp.Petromyzontidae2 siteslatest 8 Sept 2009
- RuddScardinius erythrophthalmus2 siteslatest 21 Aug 2012
- Atlantic salmonSalmo salar1 sitelatest 27 Jun 2023
- Brook lampreyLampetra planeri1 sitelatest 31 Jul 2013
- Brook lamprey ammocoetesLampetra planeri1 sitelatest 25 May 2011
- Crucian carpCarassius carassius1 sitelatest 19 Jul 2016
- Lampetra sp.Lampetra1 sitelatest 21 Aug 2012
- Lampetra sp. ammocoetesLampetra1 sitelatest 8 Oct 2013
- PikeEsox lucius1 sitelatest 13 Jul 2004
Surveyed sites on this water
10 shown, newest survey first
Shrowl Bridge (Te)
- Survey events
- 8
- Observed taxa
- 11
- Latest survey
- 18 Jun 2025
Chewton Keynsham
- Survey events
- 4
- Observed taxa
- 14
- Latest survey
- 18 Jul 2023
Stanton Drew (Te)
- Survey events
- 11
- Observed taxa
- 19
- Latest survey
- 11 Jul 2023
Pensford (Te)
- Survey events
- 11
- Observed taxa
- 14
- Latest survey
- 6 Jul 2023
Keynsham Park (Te)
- Survey events
- 9
- Observed taxa
- 12
- Latest survey
- 29 Jun 2023
Compton Dando (Te)
- Survey events
- 10
- Observed taxa
- 13
- Latest survey
- 27 Jun 2023
Coley
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 8 Oct 2013
Chew Magna
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 5 Jul 2011
D/S Chew Valley Lake (Te)
- Survey events
- 2
- Observed taxa
- 7
- Latest survey
- 13 Jul 2004
Byemills
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 5 Sept 2002
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