ARAnglerRadar evidence & rules

Thames · Environment Agency surveys

What fish are in the River Loddon?

Monitoring has recorded 20 species across 19 surveyed sites on this water, between 1991 and 2026. 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.

  1. ChubLeuciscus cephalus16 siteslatest 14 Apr 2026
  2. GudgeonGobio gobio16 siteslatest 14 Apr 2026
  3. Brown / sea troutSalmo trutta15 siteslatest 28 Oct 2025
  4. PikeEsox lucius14 siteslatest 1 May 2025
  5. RoachRutilus rutilus14 siteslatest 14 Apr 2026
  6. DaceLeuciscus leuciscus13 siteslatest 28 Apr 2022
  7. PerchPerca fluviatilis13 siteslatest 14 Apr 2026
  8. BarbelBarbus barbus11 siteslatest 1 May 2025
  9. European eels > elversAnguilla anguilla9 siteslatest 13 May 2008
  10. BleakAlburnus alburnus7 siteslatest 1 May 2025
  11. Rainbow troutOncorhynchus mykiss6 siteslatest 12 Oct 2016
  12. TenchTinca tinca5 siteslatest 28 Apr 2022
  13. Common breamAbramis brama3 siteslatest 5 May 2005
  14. Brook lampreyLampetra planeri2 siteslatest 24 Oct 2022
  15. Brook lamprey > ammocoeteLampetra planeri2 siteslatest 15 Oct 2015
  16. Atlantic salmonSalmo salar1 sitelatest 5 Nov 1991
  17. BullheadCottus gobio1 sitelatest 28 Oct 2025
  18. Common [wild] carpCyprinus carpio1 sitelatest 8 Nov 2001
  19. Golden goldfishCarassius auratus1 sitelatest 18 Oct 2006
  20. RuffeGymnocephalus cernuus1 sitelatest 15 Apr 2009

Surveyed sites on this water

19 shown, newest survey first

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