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

Bulbourne

Survey sites
4
Survey events
13
Recorded taxa
17
Evidence period
11 Apr 2011 – 14 May 2019
Sites latest within 2 years
0
Sites latest over 10 years ago
1
EA waterbody IDs
GB106039029890
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

16 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. PikeBulbourne 2River Kennet 47Latest evidence 14 May 2019 · 9 Oct 2025
  2. ChubBulbourne 3River Kennet 41Latest evidence 14 May 2019 · 9 Oct 2025
  3. DaceBulbourne 3River Kennet 41Latest evidence 14 May 2019 · 9 Oct 2025
  4. PerchBulbourne 4River Kennet 38Latest evidence 14 May 2019 · 9 Oct 2025
  5. RoachBulbourne 3River Kennet 36Latest evidence 14 May 2019 · 8 Oct 2025
  6. GudgeonBulbourne 2River Kennet 31Latest evidence 14 May 2019 · 1 Oct 2025
  7. BleakBulbourne 2River Kennet 27Latest evidence 14 May 2019 · 25 Sept 2025
  8. GraylingBulbourne 2River Kennet 21Latest evidence 31 May 2018 · 9 Oct 2025
  9. Roach x common bream hybridBulbourne 1River Kennet 12Latest evidence 24 Apr 2015 · 25 Oct 2018
  10. BullheadBulbourne 1River Kennet 11Latest evidence 11 Apr 2011 · 14 Oct 2025
  11. MinnowBulbourne 1River Kennet 11Latest evidence 11 Apr 2011 · 14 Oct 2025
  12. RuffeBulbourne 1River Kennet 9Latest evidence 3 May 2017 · 5 Nov 2022
  13. Stone loachBulbourne 1River Kennet 8Latest evidence 11 Apr 2011 · 8 Oct 2025
  14. Pike varietiesBulbourne 1River Kennet 5Latest evidence 11 Apr 2011 · 1 Oct 2025
  15. 3-spined sticklebackBulbourne 1River Kennet 4Latest evidence 11 Apr 2011 · 14 Oct 2025
  16. Common carp varietiesBulbourne 1River Kennet 3Latest evidence 11 Apr 2011 · 22 Oct 2015

Only in the Bulbourne survey set

  1. Bleak x roach hybrid1 site · latest 24 Apr 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. Common bream19 sites · latest 25 Sept 2025
  4. Atlantic salmon14 sites · latest 25 Oct 2010
  5. Tench13 sites · latest 13 Nov 2024
  6. European eel9 sites · latest 8 Nov 2013
  7. Rainbow trout8 sites · latest 8 Oct 2024
  8. Brook lamprey7 sites · latest 14 Oct 2025
  9. Common [wild] carp5 sites · latest 24 Oct 2018
  10. European eels > elvers5 sites · latest 10 Oct 2025
  11. Mirror carp4 sites · latest 4 Nov 2008
  12. Rudd3 sites · latest 4 Nov 2022
  13. Silver bream3 sites · latest 4 Nov 2022
  14. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  15. 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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