East Anglia · Environment Agency surveys
What fish are in the Thet?
Monitoring has recorded 23 species across 9 surveyed sites on this water, between 1988 and 2024. 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.
- GudgeonGobio gobio9 siteslatest 22 Oct 2024
- PerchPerca fluviatilis9 siteslatest 22 Oct 2024
- PikeEsox lucius9 siteslatest 22 Oct 2024
- RoachRutilus rutilus9 siteslatest 22 Oct 2024
- BullheadCottus gobio8 siteslatest 22 Oct 2024
- DaceLeuciscus leuciscus8 siteslatest 22 Oct 2024
- European eels > elversAnguilla anguilla8 siteslatest 18 Sept 2024
- RuddScardinius erythrophthalmus8 siteslatest 22 Oct 2024
- ChubLeuciscus cephalus7 siteslatest 22 Oct 2024
- Common breamAbramis brama6 siteslatest 19 Sept 2024
- 3-spined sticklebackGasterosteus aculeatus4 siteslatest 19 Sept 2024
- Brook lampreyLampetra planeri3 siteslatest 22 Oct 2024
- MinnowPhoxinus phoxinus3 siteslatest 16 Oct 2018
- Roach x common bream hybridRutilus rutilus x Abramis brama3 siteslatest 22 Sept 2010
- RuffeGymnocephalus cernuus3 siteslatest 29 Nov 1995
- European eelAnguilla anguilla2 siteslatest 23 Sept 2010
- Stone loachBarbatula barbatula2 siteslatest 13 Aug 2012
- TenchTinca tinca2 siteslatest 2 Aug 2012
- Brook lamprey > ammocoeteLampetra planeri1 sitelatest 11 Oct 2018
- Feral [brown] goldfishCarassius auratus1 sitelatest 9 Feb 1993
- Golden ruddScardinius erythrophthalmus1 sitelatest 18 Sept 2024
- Roach x rudd hybridRutilus rutilus x Scardinius erythrophthalmus1 sitelatest 22 Jan 1993
- Spined loachCobitis taenia1 sitelatest 17 Nov 1995
Surveyed sites on this water
9 shown, newest survey first
Manor Farm Shropham
- Survey events
- 1
- Observed taxa
- 9
- Latest survey
- 22 Oct 2024
Bridgham Bridge
- Survey events
- 7
- Observed taxa
- 15
- Latest survey
- 19 Sept 2024
Snetterton Gravel Pits
- Survey events
- 7
- Observed taxa
- 19
- Latest survey
- 18 Sept 2024
Thetford
- Survey events
- 6
- Observed taxa
- 13
- Latest survey
- 18 Oct 2018
East Harling
- Survey events
- 5
- Observed taxa
- 15
- Latest survey
- 27 Sept 2012
Thorpe Woodlands
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 7 Feb 1997
Kilverstone Estate
- Survey events
- 3
- Observed taxa
- 10
- Latest survey
- 24 Nov 1995
Brettenham
- Survey events
- 3
- Observed taxa
- 11
- Latest survey
- 23 Nov 1995
Larlingford
- Survey events
- 3
- Observed taxa
- 10
- Latest survey
- 16 Nov 1995
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