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.

East Midlands

Leen

Survey sites
12
Survey events
22
Recorded taxa
21
Evidence period
9 Nov 1973 – 29 Jul 2022
Sites latest within 2 years
0
Sites latest over 10 years ago
10
EA waterbody IDs
GB104028052880 · GB104028053250
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

19 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 troutLeen 9River Kennet 47Latest evidence 29 Jul 2022 · 14 Oct 2025
  2. PikeLeen 6River Kennet 47Latest evidence 29 Jul 2022 · 9 Oct 2025
  3. ChubLeen 7River Kennet 41Latest evidence 29 Jul 2022 · 9 Oct 2025
  4. DaceLeen 6River Kennet 41Latest evidence 29 Jul 2022 · 9 Oct 2025
  5. PerchLeen 4River Kennet 38Latest evidence 29 Jul 2022 · 9 Oct 2025
  6. RoachLeen 4River Kennet 36Latest evidence 29 Jul 2022 · 8 Oct 2025
  7. GudgeonLeen 7River Kennet 31Latest evidence 29 Jul 2022 · 1 Oct 2025
  8. BarbelLeen 4River Kennet 22Latest evidence 6 Jul 2011 · 25 Sept 2025
  9. Common breamLeen 2River Kennet 19Latest evidence 6 Jul 2011 · 25 Sept 2025
  10. BullheadLeen 3River Kennet 11Latest evidence 29 Jul 2022 · 14 Oct 2025
  11. TenchLeen 1River Kennet 13Latest evidence 29 Jul 2022 · 13 Nov 2024
  12. MinnowLeen 2River Kennet 11Latest evidence 29 Jul 2022 · 14 Oct 2025
  13. Stone loachLeen 3River Kennet 8Latest evidence 29 Jul 2022 · 8 Oct 2025
  14. Common [wild] carpLeen 1River Kennet 5Latest evidence 6 Jul 2011 · 24 Oct 2018
  15. European eels > elversLeen 1River Kennet 5Latest evidence 29 Jul 2022 · 10 Oct 2025
  16. Common carp varietiesLeen 2River Kennet 3Latest evidence 11 Sept 1985 · 22 Oct 2015
  17. 3-spined sticklebackLeen 1River Kennet 4Latest evidence 29 Jul 2022 · 14 Oct 2025
  18. RuddLeen 1River Kennet 3Latest evidence 11 Sept 1985 · 4 Nov 2022
  19. Silver breamLeen 1River Kennet 3Latest evidence 7 Jun 1995 · 4 Nov 2022

Only in the Leen survey set

  1. Goldfish varieties1 site · latest 17 Oct 1984
  2. Stickleback sp.1 site · latest 26 Jul 1979

Only in the River Kennet survey set

  1. Bleak27 sites · latest 25 Sept 2025
  2. Grayling21 sites · latest 9 Oct 2025
  3. Atlantic salmon14 sites · latest 25 Oct 2010
  4. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  5. European eel9 sites · latest 8 Nov 2013
  6. Ruffe9 sites · latest 5 Nov 2022
  7. Rainbow trout8 sites · latest 8 Oct 2024
  8. Brook lamprey7 sites · latest 14 Oct 2025
  9. Pike varieties5 sites · latest 1 Oct 2025
  10. Mirror carp4 sites · latest 4 Nov 2008
  11. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  12. 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 ↗