Thames · Environment Agency surveys
What fish are in the Middle Thames (Thames)?
Monitoring has recorded 25 species across 30 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.
- BleakAlburnus alburnus27 siteslatest 25 Jul 2025
- RoachRutilus rutilus27 siteslatest 25 Jul 2025
- ChubLeuciscus cephalus26 siteslatest 25 Jul 2025
- PikeEsox lucius26 siteslatest 25 Jul 2025
- DaceLeuciscus leuciscus24 siteslatest 25 Jul 2025
- PerchPerca fluviatilis24 siteslatest 25 Jul 2025
- European eelAnguilla anguilla22 siteslatest 12 Jul 2013
- Common breamAbramis brama18 siteslatest 25 Jul 2025
- GudgeonGobio gobio18 siteslatest 22 Jul 2025
- TenchTinca tinca16 siteslatest 25 Jul 2025
- BarbelBarbus barbus12 siteslatest 12 Jul 2016
- Silver breamAbramis bjoerkna12 siteslatest 27 Jul 2022
- Mirror carpCyprinus carpio10 siteslatest 28 Jul 2012
- European eels > elversAnguilla anguilla9 siteslatest 24 Jul 2025
- RuffeGymnocephalus cernuus7 siteslatest 27 Jul 2019
- Common carp varietiesCyprinus carpio6 siteslatest 25 Jul 2025
- Roach x common bream hybridRutilus rutilus x Abramis brama6 siteslatest 26 Jul 2019
- Common [wild] carpCyprinus carpio5 siteslatest 9 Jul 2016
- Brown / sea troutSalmo trutta4 siteslatest 22 Jul 2025
- RuddScardinius erythrophthalmus4 siteslatest 25 Jul 2025
- Ghost carpCyprinus carpio1 sitelatest 21 Jul 2005
- Golden orfeLeuciscus idus1 sitelatest 15 Jul 2004
- Rainbow troutOncorhynchus mykiss1 sitelatest 11 Jul 2016
- Roach x silver bream hybridRutilus rutilus x Abramis bjoerkna1 sitelatest 22 Jul 2011
- ZanderSander lucioperca1 sitelatest 27 Jul 2022
Surveyed sites on this water
30 shown, newest survey first
Hambleden - Hurley (Weirpool)
- Survey events
- 14
- Observed taxa
- 15
- Latest survey
- 25 Jul 2025
Hambleden - Hurley (margin)
- Survey events
- 17
- Observed taxa
- 19
- Latest survey
- 25 Jul 2025
Shiplake - Marsh (Weirpool)
- Survey events
- 15
- Observed taxa
- 16
- Latest survey
- 24 Jul 2025
Shiplake-marsh - (Margin)
- Survey events
- 16
- Observed taxa
- 15
- Latest survey
- 24 Jul 2025
Caversham (Weirpool)
- Survey events
- 14
- Observed taxa
- 9
- Latest survey
- 23 Jul 2025
Caversham-sonning - (Margin)
- Survey events
- 17
- Observed taxa
- 15
- Latest survey
- 23 Jul 2025
Whitchurch (Weirpool)
- Survey events
- 16
- Observed taxa
- 16
- Latest survey
- 22 Jul 2025
Whitchurch to Mapledurham (Margin)
- Survey events
- 17
- Observed taxa
- 19
- Latest survey
- 22 Jul 2025
Cleeve - Goring (Weirpool)
- Survey events
- 8
- Observed taxa
- 12
- Latest survey
- 21 Jul 2025
Cleeve-Goring - (Margin)
- Survey events
- 17
- Observed taxa
- 17
- Latest survey
- 21 Jul 2025
Mapledurham Mill Channel
- Survey events
- 2
- Observed taxa
- 12
- Latest survey
- 16 Apr 2014
Sonning - shiplake (Margin)
- Survey events
- 5
- Observed taxa
- 13
- Latest survey
- 12 Jul 2013
Sonning Weir
- Survey events
- 3
- Observed taxa
- 9
- Latest survey
- 12 Jul 2013
Goring to Whitchurch (Margin)
- Survey events
- 6
- Observed taxa
- 14
- Latest survey
- 9 Jul 2013
Goring weir pool
- Survey events
- 6
- Observed taxa
- 12
- Latest survey
- 9 Jul 2013
Benson Weirpool
- Survey events
- 2
- Observed taxa
- 7
- Latest survey
- 7 Jul 2013
Sonning Weirstream
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 31 Jul 2012
Goring Weirpool-Fyke Netting
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 20 Jun 2011
Hambledon Weirpool-Fyke Netting
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 20 Jun 2011
Mapledurham Weirpool-Fyke Netting
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 20 Jun 2011
Loddon - Confluence to St Pats Stream
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 24 Jul 2008
Marsh - Hambleden (Margin)
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 24 Jul 2008
Mapledurham - Caversham (Margin)
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 22 Jul 2008
Mapledurham weirpool
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 22 Jul 2008
St Patricks stream
- Survey events
- 1
- Observed taxa
- 10
- Latest survey
- 16 Nov 2006
Hambleden - Hurley (middle)
- Survey events
- 2
- Observed taxa
- 11
- Latest survey
- 25 Jul 2002
Shiplake-Marsh - (Mid-River)
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 24 Jul 2002
Caversham-sonning - (Mid River)
- Survey events
- 2
- Observed taxa
- 10
- Latest survey
- 23 Jul 2002
Whitchurch - Mapledurham (Middle)
- Survey events
- 2
- Observed taxa
- 9
- Latest survey
- 18 Jul 2002
Cleeve-Goring - (Mid River)
- Survey events
- 2
- Observed taxa
- 7
- Latest survey
- 17 Jul 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