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 Yarrow

Survey sites
19
Survey events
133
Recorded taxa
15
Evidence period
13 Aug 1991 – 5 Jul 2023
Sites latest within 2 years
0
Sites latest over 10 years ago
18
EA waterbody IDs
GB112070064870 · GB112070064930 · GB112070064951 · GB112070064952
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

12 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 Yarrow 15River Kennet 47Latest evidence 5 Jul 2023 · 14 Oct 2025
  2. ChubRiver Yarrow 13River Kennet 41Latest evidence 4 Sept 2013 · 9 Oct 2025
  3. PikeRiver Yarrow 4River Kennet 47Latest evidence 14 Jun 2011 · 9 Oct 2025
  4. PerchRiver Yarrow 9River Kennet 38Latest evidence 4 Sept 2013 · 9 Oct 2025
  5. DaceRiver Yarrow 6River Kennet 41Latest evidence 20 Sept 2012 · 9 Oct 2025
  6. RoachRiver Yarrow 7River Kennet 36Latest evidence 20 Sept 2012 · 8 Oct 2025
  7. GudgeonRiver Yarrow 11River Kennet 31Latest evidence 5 Jul 2023 · 1 Oct 2025
  8. European eelRiver Yarrow 15River Kennet 9Latest evidence 5 Jul 2023 · 8 Nov 2013
  9. RuffeRiver Yarrow 3River Kennet 9Latest evidence 30 May 2008 · 5 Nov 2022
  10. Pike varietiesRiver Yarrow 2River Kennet 5Latest evidence 5 Jul 2023 · 1 Oct 2025
  11. Mirror carpRiver Yarrow 1River Kennet 4Latest evidence 22 Jun 2004 · 4 Nov 2008
  12. RuddRiver Yarrow 1River Kennet 3Latest evidence 7 Jul 2003 · 4 Nov 2022

Only in the River Yarrow survey set

  1. Flounder2 sites · latest 5 Jul 2023
  2. Right sided flatfish sp.1 site · latest 5 Jul 1995
  3. Roach x chub hybrid1 site · latest 22 Jun 2010

Only in the River Kennet survey set

  1. Bleak27 sites · latest 25 Sept 2025
  2. Barbel22 sites · latest 25 Sept 2025
  3. Grayling21 sites · latest 9 Oct 2025
  4. Common bream19 sites · latest 25 Sept 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. Rainbow trout8 sites · latest 8 Oct 2024
  11. Stone loach8 sites · latest 8 Oct 2025
  12. Brook lamprey7 sites · latest 14 Oct 2025
  13. Common [wild] carp5 sites · latest 24 Oct 2018
  14. European eels > elvers5 sites · latest 10 Oct 2025
  15. 3-spined stickleback4 sites · latest 14 Oct 2025
  16. Common carp varieties3 sites · latest 22 Oct 2015
  17. Silver bream3 sites · latest 4 Nov 2022
  18. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  19. 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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