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 Darwen

Survey sites
14
Survey events
36
Recorded taxa
9
Evidence period
11 Jun 1996 – 22 Aug 2018
Sites latest within 2 years
0
Sites latest over 10 years ago
13
EA waterbody IDs
GB112071065240 · GB112071065270 · GB112071065290 · GB112071065300
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

9 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 Darwen 13River Kennet 47Latest evidence 22 Aug 2018 · 14 Oct 2025
  2. PikeRiver Darwen 1River Kennet 47Latest evidence 28 Aug 2014 · 9 Oct 2025
  3. ChubRiver Darwen 4River Kennet 41Latest evidence 28 Aug 2014 · 9 Oct 2025
  4. PerchRiver Darwen 3River Kennet 38Latest evidence 14 Feb 2015 · 9 Oct 2025
  5. RoachRiver Darwen 2River Kennet 36Latest evidence 27 Aug 2014 · 8 Oct 2025
  6. GudgeonRiver Darwen 3River Kennet 31Latest evidence 28 Aug 2014 · 1 Oct 2025
  7. Common breamRiver Darwen 1River Kennet 19Latest evidence 14 Feb 2015 · 25 Sept 2025
  8. European eelRiver Darwen 3River Kennet 9Latest evidence 22 Aug 2018 · 8 Nov 2013
  9. Mirror carpRiver Darwen 1River Kennet 4Latest evidence 14 Feb 2015 · 4 Nov 2008

Only in the River Darwen survey set

No distinct positive taxon aggregate in this comparison.

Only in the River Kennet survey set

  1. Dace41 sites · latest 9 Oct 2025
  2. Bleak27 sites · latest 25 Sept 2025
  3. Barbel22 sites · latest 25 Sept 2025
  4. Grayling21 sites · latest 9 Oct 2025
  5. Atlantic salmon14 sites · latest 25 Oct 2010
  6. Tench13 sites · latest 13 Nov 2024
  7. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  8. Bullhead11 sites · latest 14 Oct 2025
  9. Minnow11 sites · latest 14 Oct 2025
  10. Ruffe9 sites · latest 5 Nov 2022
  11. Rainbow trout8 sites · latest 8 Oct 2024
  12. Stone loach8 sites · latest 8 Oct 2025
  13. Brook lamprey7 sites · latest 14 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. Common carp varieties3 sites · latest 22 Oct 2015
  19. Rudd3 sites · latest 4 Nov 2022
  20. Silver bream3 sites · latest 4 Nov 2022
  21. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  22. 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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