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.

Lincolnshire and Northamptonshire

Cotterstock Eel Rack

Survey sites
4
Survey events
14
Recorded taxa
1
Evidence period
16 Nov 2009 – 17 Nov 2014
Sites latest within 2 years
0
Sites latest over 10 years ago
4
EA waterbody IDs
GB105032050381
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

1 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. European eels > elversCotterstock Eel Rack 4River Kennet 5Latest evidence 17 Nov 2014 · 10 Oct 2025

Only in the Cotterstock Eel Rack survey set

No distinct positive taxon aggregate in this comparison.

Only in the River Kennet survey set

  1. Brown / sea trout47 sites · latest 14 Oct 2025
  2. Pike47 sites · latest 9 Oct 2025
  3. Chub41 sites · latest 9 Oct 2025
  4. Dace41 sites · latest 9 Oct 2025
  5. Perch38 sites · latest 9 Oct 2025
  6. Roach36 sites · latest 8 Oct 2025
  7. Gudgeon31 sites · latest 1 Oct 2025
  8. Bleak27 sites · latest 25 Sept 2025
  9. Barbel22 sites · latest 25 Sept 2025
  10. Grayling21 sites · latest 9 Oct 2025
  11. Common bream19 sites · latest 25 Sept 2025
  12. Atlantic salmon14 sites · latest 25 Oct 2010
  13. Tench13 sites · latest 13 Nov 2024
  14. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  15. Bullhead11 sites · latest 14 Oct 2025
  16. Minnow11 sites · latest 14 Oct 2025
  17. European eel9 sites · latest 8 Nov 2013
  18. Ruffe9 sites · latest 5 Nov 2022
  19. Rainbow trout8 sites · latest 8 Oct 2024
  20. Stone loach8 sites · latest 8 Oct 2025
  21. Brook lamprey7 sites · latest 14 Oct 2025
  22. Common [wild] carp5 sites · latest 24 Oct 2018
  23. Pike varieties5 sites · latest 1 Oct 2025
  24. 3-spined stickleback4 sites · latest 14 Oct 2025

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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