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.

Lincolnshire and Northamptonshire

Witham Claypole (upper) Subcatchment

Survey sites
17
Survey events
101
Recorded taxa
27
Evidence period
28 Aug 1985 – 13 Nov 2025
Sites latest within 2 years
4
Sites latest over 10 years ago
9
EA waterbody IDs
GB105030056730 · GB105030056780
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

23 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 troutWitham Claypole (upper) Subcatchment 16River Kennet 47Latest evidence 13 Nov 2025 · 14 Oct 2025
  2. DaceWitham Claypole (upper) Subcatchment 16River Kennet 41Latest evidence 13 Nov 2025 · 9 Oct 2025
  3. ChubWitham Claypole (upper) Subcatchment 15River Kennet 41Latest evidence 13 Nov 2025 · 9 Oct 2025
  4. PikeWitham Claypole (upper) Subcatchment 9River Kennet 47Latest evidence 5 Nov 2025 · 9 Oct 2025
  5. PerchWitham Claypole (upper) Subcatchment 13River Kennet 38Latest evidence 12 Nov 2025 · 9 Oct 2025
  6. RoachWitham Claypole (upper) Subcatchment 13River Kennet 36Latest evidence 13 Nov 2025 · 8 Oct 2025
  7. GudgeonWitham Claypole (upper) Subcatchment 14River Kennet 31Latest evidence 12 Nov 2025 · 1 Oct 2025
  8. GraylingWitham Claypole (upper) Subcatchment 9River Kennet 21Latest evidence 13 Nov 2025 · 9 Oct 2025
  9. BarbelWitham Claypole (upper) Subcatchment 1River Kennet 22Latest evidence 17 May 2011 · 25 Sept 2025
  10. BullheadWitham Claypole (upper) Subcatchment 11River Kennet 11Latest evidence 13 Nov 2025 · 14 Oct 2025
  11. Common breamWitham Claypole (upper) Subcatchment 3River Kennet 19Latest evidence 11 Jul 1997 · 25 Sept 2025
  12. Stone loachWitham Claypole (upper) Subcatchment 12River Kennet 8Latest evidence 5 Nov 2025 · 8 Oct 2025
  13. MinnowWitham Claypole (upper) Subcatchment 9River Kennet 11Latest evidence 13 Nov 2025 · 14 Oct 2025
  14. TenchWitham Claypole (upper) Subcatchment 7River Kennet 13Latest evidence 7 Jun 2024 · 13 Nov 2024
  15. European eels > elversWitham Claypole (upper) Subcatchment 12River Kennet 5Latest evidence 7 Jun 2024 · 10 Oct 2025
  16. European eelWitham Claypole (upper) Subcatchment 5River Kennet 9Latest evidence 8 Apr 2008 · 8 Nov 2013
  17. Roach x common bream hybridWitham Claypole (upper) Subcatchment 1River Kennet 12Latest evidence 16 Sept 1985 · 25 Oct 2018
  18. RuffeWitham Claypole (upper) Subcatchment 3River Kennet 9Latest evidence 13 Sept 2011 · 5 Nov 2022
  19. RuddWitham Claypole (upper) Subcatchment 7River Kennet 3Latest evidence 13 Nov 2025 · 4 Nov 2022
  20. 3-spined sticklebackWitham Claypole (upper) Subcatchment 6River Kennet 4Latest evidence 5 Nov 2025 · 14 Oct 2025
  21. Rainbow troutWitham Claypole (upper) Subcatchment 1River Kennet 8Latest evidence 7 Mar 1988 · 8 Oct 2024
  22. Common [wild] carpWitham Claypole (upper) Subcatchment 2River Kennet 5Latest evidence 26 Apr 2004 · 24 Oct 2018
  23. Silver breamWitham Claypole (upper) Subcatchment 1River Kennet 3Latest evidence 28 Apr 1994 · 4 Nov 2022

Only in the Witham Claypole (upper) Subcatchment survey set

  1. Roach x rudd hybrid2 sites · latest 20 May 1991
  2. 10-spined stickleback1 site · latest 24 Oct 2008
  3. Roach x chub hybrid1 site · latest 22 May 1991
  4. Spined loach1 site · latest 8 Mar 1988

Only in the River Kennet survey set

  1. Bleak27 sites · latest 25 Sept 2025
  2. Atlantic salmon14 sites · latest 25 Oct 2010
  3. Brook lamprey7 sites · latest 14 Oct 2025
  4. Pike varieties5 sites · latest 1 Oct 2025
  5. Mirror carp4 sites · latest 4 Nov 2008
  6. Common carp varieties3 sites · latest 22 Oct 2015
  7. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  8. 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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