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 Anglia

River Brett (Headwaters)

Survey sites
4
Survey events
12
Recorded taxa
7
Evidence period
10 Mar 1997 – 15 Mar 2016
Sites latest within 2 years
0
Sites latest over 10 years ago
4
EA waterbody IDs
GB105036040770
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. DaceRiver Brett (Headwaters) 1River Kennet 41Latest evidence 26 May 2004 · 9 Oct 2025
  2. RoachRiver Brett (Headwaters) 1River Kennet 36Latest evidence 12 Feb 2010 · 8 Oct 2025
  3. BullheadRiver Brett (Headwaters) 4River Kennet 11Latest evidence 15 Mar 2016 · 14 Oct 2025
  4. MinnowRiver Brett (Headwaters) 4River Kennet 11Latest evidence 15 Mar 2016 · 14 Oct 2025
  5. Stone loachRiver Brett (Headwaters) 4River Kennet 8Latest evidence 15 Mar 2016 · 8 Oct 2025
  6. 3-spined sticklebackRiver Brett (Headwaters) 4River Kennet 4Latest evidence 15 Mar 2016 · 14 Oct 2025
  7. European eels > elversRiver Brett (Headwaters) 1River Kennet 5Latest evidence 26 May 2004 · 10 Oct 2025

Only in the River Brett (Headwaters) 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. Perch38 sites · latest 9 Oct 2025
  5. Gudgeon31 sites · latest 1 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. Atlantic salmon14 sites · latest 25 Oct 2010
  11. Tench13 sites · latest 13 Nov 2024
  12. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  13. European eel9 sites · latest 8 Nov 2013
  14. Ruffe9 sites · latest 5 Nov 2022
  15. Rainbow trout8 sites · latest 8 Oct 2024
  16. Brook lamprey7 sites · latest 14 Oct 2025
  17. Common [wild] carp5 sites · latest 24 Oct 2018
  18. Pike varieties5 sites · latest 1 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
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