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

Swanside Beck

Survey sites
5
Survey events
46
Recorded taxa
11
Evidence period
4 Aug 1986 – 2 Jun 2026
Sites latest within 2 years
1
Sites latest over 10 years ago
4
EA waterbody IDs
GB112071065530
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

8 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 troutSwanside Beck 5River Kennet 47Latest evidence 2 Jun 2026 · 14 Oct 2025
  2. ChubSwanside Beck 1River Kennet 41Latest evidence 20 Sept 2019 · 9 Oct 2025
  3. DaceSwanside Beck 1River Kennet 41Latest evidence 7 Jul 2004 · 9 Oct 2025
  4. GudgeonSwanside Beck 1River Kennet 31Latest evidence 18 Oct 2006 · 1 Oct 2025
  5. GraylingSwanside Beck 1River Kennet 21Latest evidence 2 Jun 2026 · 9 Oct 2025
  6. Atlantic salmonSwanside Beck 5River Kennet 14Latest evidence 2 Jun 2026 · 25 Oct 2010
  7. European eelSwanside Beck 5River Kennet 9Latest evidence 2 Jun 2026 · 8 Nov 2013
  8. Brook lampreySwanside Beck 1River Kennet 7Latest evidence 8 Aug 2023 · 14 Oct 2025

Only in the Swanside Beck survey set

  1. Brook lamprey ammocoetes1 site · latest 2 Jun 2026
  2. Lampetra sp.1 site · latest 26 Jul 2011
  3. River lamprey1 site · latest 3 Sept 2013

Only in the River Kennet survey set

  1. Pike47 sites · latest 9 Oct 2025
  2. Perch38 sites · latest 9 Oct 2025
  3. Roach36 sites · latest 8 Oct 2025
  4. Bleak27 sites · latest 25 Sept 2025
  5. Barbel22 sites · latest 25 Sept 2025
  6. Common bream19 sites · latest 25 Sept 2025
  7. Tench13 sites · latest 13 Nov 2024
  8. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  9. Bullhead11 sites · latest 14 Oct 2025
  10. Minnow11 sites · latest 14 Oct 2025
  11. Ruffe9 sites · latest 5 Nov 2022
  12. Rainbow trout8 sites · latest 8 Oct 2024
  13. Stone loach8 sites · latest 8 Oct 2025
  14. Common [wild] carp5 sites · latest 24 Oct 2018
  15. European eels > elvers5 sites · latest 10 Oct 2025
  16. Pike varieties5 sites · latest 1 Oct 2025
  17. 3-spined stickleback4 sites · latest 14 Oct 2025
  18. Mirror carp4 sites · latest 4 Nov 2008
  19. Common carp varieties3 sites · latest 22 Oct 2015
  20. Rudd3 sites · latest 4 Nov 2022
  21. Silver bream3 sites · latest 4 Nov 2022
  22. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  23. 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