Thames · Environment Agency surveys
What fish are in the Upper Thames (Thames)?
Monitoring has recorded 22 species across 37 surveyed sites on this water, between 2001 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 rutilus36 siteslatest 16 Oct 2025
- PerchPerca fluviatilis34 siteslatest 16 Oct 2025
- ChubLeuciscus cephalus32 siteslatest 16 Oct 2025
- DaceLeuciscus leuciscus32 siteslatest 16 Oct 2025
- BleakAlburnus alburnus31 siteslatest 16 Oct 2025
- PikeEsox lucius31 siteslatest 16 Oct 2025
- GudgeonGobio gobio27 siteslatest 16 Oct 2025
- Common breamAbramis brama24 siteslatest 14 Oct 2025
- BarbelBarbus barbus20 siteslatest 16 Oct 2025
- Silver breamAbramis bjoerkna17 siteslatest 26 Sept 2025
- TenchTinca tinca15 siteslatest 16 Oct 2025
- Brown / sea troutSalmo trutta13 siteslatest 25 Sept 2023
- Roach x common bream hybridRutilus rutilus x Abramis brama7 siteslatest 14 Oct 2025
- RuffeGymnocephalus cernuus7 siteslatest 24 Sept 2025
- European eels > elversAnguilla anguilla5 siteslatest 12 Sept 2024
- European eelAnguilla anguilla4 siteslatest 25 Sept 2023
- Common [wild] carpCyprinus carpio3 siteslatest 15 Jul 2019
- Mirror carpCyprinus carpio3 siteslatest 15 Jul 2019
- RuddScardinius erythrophthalmus3 siteslatest 26 Sept 2023
- Common carp varietiesCyprinus carpio1 sitelatest 8 Oct 2010
- GraylingThymallus thymallus1 sitelatest 13 Oct 2010
- Roach x dace hybridRutilus rutilus x Leuciscus leuciscus1 sitelatest 21 Sept 2005
Surveyed sites on this water
37 shown, newest survey first
Castle Eaton
- Survey events
- 15
- Observed taxa
- 12
- Latest survey
- 16 Oct 2025
Hannington Bridge
- Survey events
- 12
- Observed taxa
- 12
- Latest survey
- 16 Oct 2025
Cricklade
- Survey events
- 14
- Observed taxa
- 12
- Latest survey
- 14 Oct 2025
Eynsham- kings
- Survey events
- 18
- Observed taxa
- 14
- Latest survey
- 26 Sept 2025
Godstow to Osney
- Survey events
- 19
- Observed taxa
- 16
- Latest survey
- 26 Sept 2025
Northmoor- Pinkhill
- Survey events
- 18
- Observed taxa
- 14
- Latest survey
- 25 Sept 2025
Rushey to Shifford
- Survey events
- 20
- Observed taxa
- 14
- Latest survey
- 24 Sept 2025
Buscot to Grafton
- Survey events
- 18
- Observed taxa
- 15
- Latest survey
- 23 Sept 2025
Roundhouse to St Johns(margins)
- Survey events
- 19
- Observed taxa
- 17
- Latest survey
- 22 Sept 2025
Godstow Weirpool
- Survey events
- 10
- Observed taxa
- 12
- Latest survey
- 29 Sept 2023
Shifford Fish Pass
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 2 Nov 2022
Water eaton
- Survey events
- 13
- Observed taxa
- 11
- Latest survey
- 18 Oct 2022
Port Meadow (Day/Night)
- Survey events
- 6
- Observed taxa
- 10
- Latest survey
- 16 Jul 2019
Canal confluence to Marina
- Survey events
- 5
- Observed taxa
- 11
- Latest survey
- 15 Jul 2019
Rushey bypass channel
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 18 Sept 2014
Shifford Lock Cut
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 18 Oct 2013
Radcot - Rushey
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 17 Oct 2013
Buscot weir pool
- Survey events
- 7
- Observed taxa
- 12
- Latest survey
- 16 Oct 2013
St John's Lock Cut
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 16 Oct 2013
Radcot Fish Pass
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 25 Sept 2013
Hailstone farm
- Survey events
- 2
- Observed taxa
- 9
- Latest survey
- 21 Aug 2013
u/s of Waterhay Bridge
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 15 May 2013
Cerney Wick Brook
- Survey events
- 2
- Observed taxa
- 5
- Latest survey
- 10 Apr 2013
Rushey Weir Pool
- Survey events
- 7
- Observed taxa
- 10
- Latest survey
- 25 Oct 2011
Osney Weirpool-Fyke Netting
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 20 Jun 2011
Eynsham weirpool
- Survey events
- 6
- Observed taxa
- 8
- Latest survey
- 8 Oct 2010
Northmoor Wier pool
- Survey events
- 5
- Observed taxa
- 11
- Latest survey
- 15 Oct 2009
Newbridge - Windrush Confluence - to Northmoor
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 23 Oct 2007
Shifford to Newbridge - Windrush Confluence
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 23 Oct 2007
Eynsham Weir Stream
- Survey events
- 3
- Observed taxa
- 11
- Latest survey
- 7 Sept 2007
Donnington Bridge
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 1 Sept 2007
Port Meadow
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 1 Sept 2007
Godstow weirstream
- Survey events
- 2
- Observed taxa
- 8
- Latest survey
- 26 Sept 2005
Lower Mill Estate
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 23 Mar 2004
Waterhay bridge
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 18 Mar 2004
400yds d/s hannington B-small trib on RB
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 24 Sept 2002
Roundhouse to St Johns(mid-river)
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 26 Jun 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