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.

Cumbria and Lancashire

River Leven

Survey sites
18
Survey events
123
Recorded taxa
9
Evidence period
13 Jul 1992 – 25 Sept 2024
Sites latest within 2 years
0
Sites latest over 10 years ago
15
EA waterbody IDs
GB112073071420
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

7 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 Leven 18River Kennet 47Latest evidence 25 Sept 2024 · 14 Oct 2025
  2. PikeRiver Leven 2River Kennet 47Latest evidence 2 Oct 2014 · 9 Oct 2025
  3. PerchRiver Leven 5River Kennet 38Latest evidence 5 Sept 2023 · 9 Oct 2025
  4. RoachRiver Leven 5River Kennet 36Latest evidence 5 Sept 2023 · 8 Oct 2025
  5. Atlantic salmonRiver Leven 18River Kennet 14Latest evidence 25 Sept 2024 · 25 Oct 2010
  6. European eels > elversRiver Leven 14River Kennet 5Latest evidence 25 Sept 2024 · 10 Oct 2025
  7. European eelRiver Leven 10River Kennet 9Latest evidence 1 Sept 2022 · 8 Nov 2013

Only in the River Leven survey set

  1. European elvers12 sites · latest 25 Sept 2024
  2. Flounder1 site · latest 3 Oct 2014

Only in the River Kennet survey set

  1. Chub41 sites · latest 9 Oct 2025
  2. Dace41 sites · latest 9 Oct 2025
  3. Gudgeon31 sites · latest 1 Oct 2025
  4. Bleak27 sites · latest 25 Sept 2025
  5. Barbel22 sites · latest 25 Sept 2025
  6. Grayling21 sites · latest 9 Oct 2025
  7. Common bream19 sites · latest 25 Sept 2025
  8. Tench13 sites · latest 13 Nov 2024
  9. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  10. Bullhead11 sites · latest 14 Oct 2025
  11. Minnow11 sites · latest 14 Oct 2025
  12. Ruffe9 sites · latest 5 Nov 2022
  13. Rainbow trout8 sites · latest 8 Oct 2024
  14. Stone loach8 sites · latest 8 Oct 2025
  15. Brook lamprey7 sites · latest 14 Oct 2025
  16. Common [wild] carp5 sites · latest 24 Oct 2018
  17. Pike varieties5 sites · latest 1 Oct 2025
  18. 3-spined stickleback4 sites · latest 14 Oct 2025
  19. Mirror carp4 sites · latest 4 Nov 2008
  20. Common carp varieties3 sites · latest 22 Oct 2015
  21. Rudd3 sites · latest 4 Nov 2022
  22. Silver bream3 sites · latest 4 Nov 2022
  23. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  24. 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
Open the source dataset ↗Check live rules ↗