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

Ironmill Stream

Survey sites
4
Survey events
10
Recorded taxa
6
Evidence period
4 Jun 1998 – 7 Jun 2022
Sites latest within 2 years
0
Sites latest over 10 years ago
3
EA waterbody IDs
GB108045015040
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

6 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 troutIronmill Stream 4River Kennet 47Latest evidence 7 Jun 2022 · 14 Oct 2025
  2. Atlantic salmonIronmill Stream 4River Kennet 14Latest evidence 18 Jun 2015 · 25 Oct 2010
  3. BullheadIronmill Stream 1River Kennet 11Latest evidence 7 Jun 2022 · 14 Oct 2025
  4. MinnowIronmill Stream 1River Kennet 11Latest evidence 18 Jun 2015 · 14 Oct 2025
  5. European eelIronmill Stream 1River Kennet 9Latest evidence 18 Jun 2015 · 8 Nov 2013
  6. Stone loachIronmill Stream 1River Kennet 8Latest evidence 7 Jun 2022 · 8 Oct 2025

Only in the Ironmill Stream survey set

No distinct positive taxon aggregate in this comparison.

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. Gudgeon31 sites · latest 1 Oct 2025
  7. Bleak27 sites · latest 25 Sept 2025
  8. Barbel22 sites · latest 25 Sept 2025
  9. Grayling21 sites · latest 9 Oct 2025
  10. Common bream19 sites · latest 25 Sept 2025
  11. Tench13 sites · latest 13 Nov 2024
  12. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  13. Ruffe9 sites · latest 5 Nov 2022
  14. Rainbow trout8 sites · latest 8 Oct 2024
  15. Brook lamprey7 sites · latest 14 Oct 2025
  16. Common [wild] carp5 sites · latest 24 Oct 2018
  17. European eels > elvers5 sites · latest 10 Oct 2025
  18. Pike varieties5 sites · latest 1 Oct 2025
  19. 3-spined stickleback4 sites · latest 14 Oct 2025
  20. Mirror carp4 sites · latest 4 Nov 2008
  21. Common carp varieties3 sites · latest 22 Oct 2015
  22. Rudd3 sites · latest 4 Nov 2022
  23. Silver bream3 sites · latest 4 Nov 2022
  24. Brook lamprey > ammocoete1 site · latest 6 Oct 2023

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