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 Anglia

Alconbury Brook

Survey sites
4
Survey events
22
Recorded taxa
20
Evidence period
3 Oct 1989 – 27 May 2015
Sites latest within 2 years
0
Sites latest over 10 years ago
4
EA waterbody IDs
GB105033042790 · GB105033042820
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

18 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. PikeAlconbury Brook 4River Kennet 47Latest evidence 27 May 2015 · 9 Oct 2025
  2. ChubAlconbury Brook 4River Kennet 41Latest evidence 19 Apr 2006 · 9 Oct 2025
  3. DaceAlconbury Brook 4River Kennet 41Latest evidence 27 May 2015 · 9 Oct 2025
  4. PerchAlconbury Brook 4River Kennet 38Latest evidence 27 May 2015 · 9 Oct 2025
  5. RoachAlconbury Brook 4River Kennet 36Latest evidence 27 May 2015 · 8 Oct 2025
  6. GudgeonAlconbury Brook 3River Kennet 31Latest evidence 27 May 2015 · 1 Oct 2025
  7. BleakAlconbury Brook 2River Kennet 27Latest evidence 27 Sept 1995 · 25 Sept 2025
  8. Common breamAlconbury Brook 2River Kennet 19Latest evidence 19 Apr 2006 · 25 Sept 2025
  9. TenchAlconbury Brook 2River Kennet 13Latest evidence 4 Apr 2011 · 13 Nov 2024
  10. BullheadAlconbury Brook 2River Kennet 11Latest evidence 27 May 2015 · 14 Oct 2025
  11. Roach x common bream hybridAlconbury Brook 1River Kennet 12Latest evidence 4 Apr 2011 · 25 Oct 2018
  12. European eelAlconbury Brook 2River Kennet 9Latest evidence 19 Apr 2006 · 8 Nov 2013
  13. Stone loachAlconbury Brook 2River Kennet 8Latest evidence 27 May 2015 · 8 Oct 2025
  14. RuffeAlconbury Brook 1River Kennet 9Latest evidence 4 Apr 2011 · 5 Nov 2022
  15. European eels > elversAlconbury Brook 4River Kennet 5Latest evidence 27 May 2015 · 10 Oct 2025
  16. 3-spined sticklebackAlconbury Brook 2River Kennet 4Latest evidence 27 May 2015 · 14 Oct 2025
  17. RuddAlconbury Brook 1River Kennet 3Latest evidence 22 May 2015 · 4 Nov 2022
  18. Silver breamAlconbury Brook 1River Kennet 3Latest evidence 27 Sept 1995 · 4 Nov 2022

Only in the Alconbury Brook survey set

  1. Spined loach2 sites · latest 4 Apr 2011
  2. 10-spined stickleback1 site · latest 22 May 2015

Only in the River Kennet survey set

  1. Brown / sea trout47 sites · latest 14 Oct 2025
  2. Barbel22 sites · latest 25 Sept 2025
  3. Grayling21 sites · latest 9 Oct 2025
  4. Atlantic salmon14 sites · latest 25 Oct 2010
  5. Minnow11 sites · latest 14 Oct 2025
  6. Rainbow trout8 sites · latest 8 Oct 2024
  7. Brook lamprey7 sites · latest 14 Oct 2025
  8. Common [wild] carp5 sites · latest 24 Oct 2018
  9. Pike varieties5 sites · latest 1 Oct 2025
  10. Mirror carp4 sites · latest 4 Nov 2008
  11. Common carp varieties3 sites · latest 22 Oct 2015
  12. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  13. 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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