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 Midlands

Derwent (East Midlands)

Survey sites
33
Survey events
147
Recorded taxa
32
Evidence period
3 Mar 1993 – 8 Oct 2025
Sites latest within 2 years
5
Sites latest over 10 years ago
19
EA waterbody IDs
GB104028052310 · GB104028052390 · GB104028053240 · GB104028057880 · +1 more
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

26 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 troutDerwent (East Midlands) 18River Kennet 47Latest evidence 8 Oct 2025 · 14 Oct 2025
  2. ChubDerwent (East Midlands) 17River Kennet 41Latest evidence 29 Sept 2025 · 9 Oct 2025
  3. PikeDerwent (East Midlands) 9River Kennet 47Latest evidence 6 Sept 2018 · 9 Oct 2025
  4. DaceDerwent (East Midlands) 14River Kennet 41Latest evidence 22 Sept 2025 · 9 Oct 2025
  5. PerchDerwent (East Midlands) 14River Kennet 38Latest evidence 22 Sept 2025 · 9 Oct 2025
  6. RoachDerwent (East Midlands) 10River Kennet 36Latest evidence 25 Jul 2017 · 8 Oct 2025
  7. GudgeonDerwent (East Midlands) 11River Kennet 31Latest evidence 22 Sept 2025 · 1 Oct 2025
  8. GraylingDerwent (East Midlands) 16River Kennet 21Latest evidence 29 Sept 2025 · 9 Oct 2025
  9. BarbelDerwent (East Midlands) 13River Kennet 22Latest evidence 29 Sept 2025 · 25 Sept 2025
  10. BleakDerwent (East Midlands) 6River Kennet 27Latest evidence 19 Sept 2025 · 25 Sept 2025
  11. Common breamDerwent (East Midlands) 6River Kennet 19Latest evidence 6 Sept 2009 · 25 Sept 2025
  12. BullheadDerwent (East Midlands) 12River Kennet 11Latest evidence 19 Sept 2024 · 14 Oct 2025
  13. MinnowDerwent (East Midlands) 9River Kennet 11Latest evidence 19 Sept 2025 · 14 Oct 2025
  14. Atlantic salmonDerwent (East Midlands) 4River Kennet 14Latest evidence 29 Sept 2025 · 25 Oct 2010
  15. TenchDerwent (East Midlands) 4River Kennet 13Latest evidence 3 Aug 2012 · 13 Nov 2024
  16. Stone loachDerwent (East Midlands) 8River Kennet 8Latest evidence 17 Sept 2025 · 8 Oct 2025
  17. Rainbow troutDerwent (East Midlands) 5River Kennet 8Latest evidence 13 Sept 2018 · 8 Oct 2024
  18. Brook lampreyDerwent (East Midlands) 5River Kennet 7Latest evidence 3 Oct 2016 · 14 Oct 2025
  19. RuffeDerwent (East Midlands) 2River Kennet 9Latest evidence 25 Jul 2017 · 5 Nov 2022
  20. European eelDerwent (East Midlands) 1River Kennet 9Latest evidence 16 Feb 1998 · 8 Nov 2013
  21. 3-spined sticklebackDerwent (East Midlands) 5River Kennet 4Latest evidence 19 Sept 2024 · 14 Oct 2025
  22. European eels > elversDerwent (East Midlands) 3River Kennet 5Latest evidence 25 Jul 2017 · 10 Oct 2025
  23. Pike varietiesDerwent (East Midlands) 1River Kennet 5Latest evidence 22 Apr 1993 · 1 Oct 2025
  24. RuddDerwent (East Midlands) 2River Kennet 3Latest evidence 9 Sept 2007 · 4 Nov 2022
  25. Silver breamDerwent (East Midlands) 2River Kennet 3Latest evidence 6 Sept 2009 · 4 Nov 2022
  26. Brook lamprey > ammocoeteDerwent (East Midlands) 3River Kennet 1Latest evidence 13 Sept 2018 · 6 Oct 2023

Only in the Derwent (East Midlands) survey set

  1. Lampetra sp.3 sites · latest 14 Sept 2022
  2. Spined loach3 sites · latest 3 Aug 2012
  3. Brook lamprey ammocoetes1 site · latest 29 Apr 1993
  4. Brown / sea trout x brook trout hybrid1 site · latest 28 May 2002
  5. Lampetra sp. > ammocoete1 site · latest 6 Sept 2018
  6. Lamprey sp.1 site · latest 5 Aug 2010

Only in the River Kennet survey set

  1. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  2. Common [wild] carp5 sites · latest 24 Oct 2018
  3. Mirror carp4 sites · latest 4 Nov 2008
  4. Common carp varieties3 sites · latest 22 Oct 2015
  5. 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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