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.

Hertfordshire and North London

Gade

Survey sites
10
Survey events
33
Recorded taxa
32
Evidence period
3 Oct 2000 – 29 Sept 2025
Sites latest within 2 years
1
Sites latest over 10 years ago
5
EA waterbody IDs
GB106039029860 · GB106039029900
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

24 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 troutGade 6River Kennet 47Latest evidence 29 Sept 2025 · 14 Oct 2025
  2. PikeGade 3River Kennet 47Latest evidence 1 Sept 2016 · 9 Oct 2025
  3. DaceGade 3River Kennet 41Latest evidence 11 Jun 2013 · 9 Oct 2025
  4. ChubGade 2River Kennet 41Latest evidence 11 Jun 2013 · 9 Oct 2025
  5. PerchGade 4River Kennet 38Latest evidence 11 Jun 2013 · 9 Oct 2025
  6. RoachGade 4River Kennet 36Latest evidence 25 Apr 2024 · 8 Oct 2025
  7. GudgeonGade 2River Kennet 31Latest evidence 11 Jun 2013 · 1 Oct 2025
  8. BleakGade 2River Kennet 27Latest evidence 11 Jun 2013 · 25 Sept 2025
  9. BarbelGade 1River Kennet 22Latest evidence 2 Jun 2010 · 25 Sept 2025
  10. GraylingGade 1River Kennet 21Latest evidence 8 Sept 2009 · 9 Oct 2025
  11. Common breamGade 2River Kennet 19Latest evidence 11 Jun 2013 · 25 Sept 2025
  12. BullheadGade 9River Kennet 11Latest evidence 25 Apr 2024 · 14 Oct 2025
  13. MinnowGade 7River Kennet 11Latest evidence 25 Apr 2024 · 14 Oct 2025
  14. TenchGade 4River Kennet 13Latest evidence 17 May 2007 · 13 Nov 2024
  15. Stone loachGade 6River Kennet 8Latest evidence 25 Apr 2024 · 8 Oct 2025
  16. 3-spined sticklebackGade 7River Kennet 4Latest evidence 25 Apr 2024 · 14 Oct 2025
  17. European eelGade 1River Kennet 9Latest evidence 2 Jun 2010 · 8 Nov 2013
  18. RuffeGade 1River Kennet 9Latest evidence 11 Jun 2013 · 5 Nov 2022
  19. Mirror carpGade 3River Kennet 4Latest evidence 19 Sept 2008 · 4 Nov 2008
  20. Pike varietiesGade 2River Kennet 5Latest evidence 3 Sept 2010 · 1 Oct 2025
  21. Common [wild] carpGade 1River Kennet 5Latest evidence 11 Jun 2013 · 24 Oct 2018
  22. European eels > elversGade 1River Kennet 5Latest evidence 15 Jul 2003 · 10 Oct 2025
  23. RuddGade 1River Kennet 3Latest evidence 28 Feb 2002 · 4 Nov 2022
  24. Golden goldfishGade 1River Kennet 1Latest evidence 19 Sept 2008 · 12 Nov 2009

Only in the Gade survey set

  1. Feral [brown] goldfish3 sites · latest 9 May 2016
  2. Golden orfe2 sites · latest 23 Jul 2004
  3. Golden rudd2 sites · latest 17 May 2007
  4. Orfe / Ide2 sites · latest 23 Jul 2004
  5. Ghost carp1 site · latest 26 May 2004
  6. Roach x chub hybrid1 site · latest 11 Jun 2013
  7. Tench varieties1 site · latest 19 Sept 2008
  8. White sucker1 site · latest 26 May 2004

Only in the River Kennet survey set

  1. Atlantic salmon14 sites · latest 25 Oct 2010
  2. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  3. Rainbow trout8 sites · latest 8 Oct 2024
  4. Brook lamprey7 sites · latest 14 Oct 2025
  5. Common carp varieties3 sites · latest 22 Oct 2015
  6. Silver bream3 sites · latest 4 Nov 2022
  7. Brook lamprey > ammocoete1 site · latest 6 Oct 2023

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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