ARAnglerRadar evidence & rules

Compare river fishing evidence · England

Same facts.
No winner score.

Choose two named waters and compare the evidence that actually exists. Survey effort, species records and freshness are shown separately because none proves access, current presence or fishing quality.

Devon and Cornwall and the Isles of Scilly

River Otter Sites

Survey sites
9
Survey events
54
Recorded taxa
15
Evidence period
7 Sept 1998 – 18 Jul 2025
Sites latest within 2 years
2
Sites latest over 10 years ago
3
EA waterbody IDs
GB108045009170 · GB108045015120
Access status
Not established by survey data
Thames

River Kennet

Survey sites
56
Survey events
264
Recorded taxa
31
Evidence period
28 Sept 1999 – 14 Oct 2025
Sites latest within 2 years
16
Sites latest over 10 years ago
31
EA waterbody IDs
GB106039017420 · GB106039023120 · GB106039023140 · GB106039023172
Access status
Not established by survey data

Overlap

10 recorded taxa appear in both survey sets

The site counts are shown per water. A higher count can reflect more monitoring sites, not a larger or healthier population.

  1. Brown / sea troutRiver Otter Sites 9River Kennet 47Latest evidence 18 Jul 2025 · 14 Oct 2025
  2. GudgeonRiver Otter Sites 1River Kennet 31Latest evidence 27 Jun 2013 · 1 Oct 2025
  3. Atlantic salmonRiver Otter Sites 4River Kennet 14Latest evidence 27 Jun 2013 · 25 Oct 2010
  4. BullheadRiver Otter Sites 6River Kennet 11Latest evidence 18 Jul 2025 · 14 Oct 2025
  5. MinnowRiver Otter Sites 5River Kennet 11Latest evidence 18 Jul 2025 · 14 Oct 2025
  6. European eelRiver Otter Sites 5River Kennet 9Latest evidence 9 Jun 2015 · 8 Nov 2013
  7. Stone loachRiver Otter Sites 5River Kennet 8Latest evidence 18 Jul 2025 · 8 Oct 2025
  8. 3-spined sticklebackRiver Otter Sites 5River Kennet 4Latest evidence 18 Jul 2025 · 14 Oct 2025
  9. European eels > elversRiver Otter Sites 4River Kennet 5Latest evidence 18 Jul 2025 · 10 Oct 2025
  10. Brook lampreyRiver Otter Sites 1River Kennet 7Latest evidence 11 Jul 2014 · 14 Oct 2025

Only in the River Otter Sites survey set

  1. European elvers2 sites · latest 21 Jun 2023
  2. Flounder1 site · latest 21 Jun 2023
  3. Lamprey sp.1 site · latest 24 Jun 2021
  4. Lamprey sp. ammocoetes1 site · latest 25 Jun 2025
  5. Thick lipped grey mullet1 site · latest 22 Jul 2011

Only in the River Kennet survey set

  1. Pike47 sites · latest 9 Oct 2025
  2. Chub41 sites · latest 9 Oct 2025
  3. Dace41 sites · latest 9 Oct 2025
  4. Perch38 sites · latest 9 Oct 2025
  5. Roach36 sites · latest 8 Oct 2025
  6. Bleak27 sites · latest 25 Sept 2025
  7. Barbel22 sites · latest 25 Sept 2025
  8. Grayling21 sites · latest 9 Oct 2025
  9. Common bream19 sites · latest 25 Sept 2025
  10. Tench13 sites · latest 13 Nov 2024
  11. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  12. Ruffe9 sites · latest 5 Nov 2022
  13. Rainbow trout8 sites · latest 8 Oct 2024
  14. Common [wild] carp5 sites · latest 24 Oct 2018
  15. Pike varieties5 sites · latest 1 Oct 2025
  16. Mirror carp4 sites · latest 4 Nov 2008
  17. Common carp varieties3 sites · latest 22 Oct 2015
  18. Rudd3 sites · latest 4 Nov 2022
  19. Silver bream3 sites · latest 4 Nov 2022
  20. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  21. Golden goldfish1 site · latest 12 Nov 2009

Method and boundary

Comparison, not prediction.

  • SourceEnvironment Agency Ecology & Fish Data
  • LicenceOpen Government Licence v3.0
  • Source copy retrieved23 Jul 2026
  • CoordinatesNot published on this page
  • Not assertedAccess, current presence, abundance, catch prospects or safety
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