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

U/S Boston

Survey sites
5
Survey events
37
Recorded taxa
24
Evidence period
17 Jul 1985 – 27 Jul 2006
Sites latest within 2 years
0
Sites latest over 10 years ago
5
EA waterbody IDs
GB105030062420
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. PikeU/S Boston 5River Kennet 47Latest evidence 27 Jul 2006 · 9 Oct 2025
  2. Brown / sea troutU/S Boston 2River Kennet 47Latest evidence 5 Aug 1988 · 14 Oct 2025
  3. DaceU/S Boston 5River Kennet 41Latest evidence 27 Jul 2006 · 9 Oct 2025
  4. PerchU/S Boston 5River Kennet 38Latest evidence 27 Jul 2006 · 9 Oct 2025
  5. RoachU/S Boston 5River Kennet 36Latest evidence 27 Jul 2006 · 8 Oct 2025
  6. GudgeonU/S Boston 5River Kennet 31Latest evidence 18 Jul 2003 · 1 Oct 2025
  7. BleakU/S Boston 2River Kennet 27Latest evidence 8 Aug 1988 · 25 Sept 2025
  8. Common breamU/S Boston 5River Kennet 19Latest evidence 27 Jul 2006 · 25 Sept 2025
  9. Roach x common bream hybridU/S Boston 5River Kennet 12Latest evidence 26 Jul 2006 · 25 Oct 2018
  10. TenchU/S Boston 2River Kennet 13Latest evidence 27 Jul 2006 · 13 Nov 2024
  11. RuffeU/S Boston 5River Kennet 9Latest evidence 26 Jul 2006 · 5 Nov 2022
  12. European eels > elversU/S Boston 5River Kennet 5Latest evidence 27 Jul 2006 · 10 Oct 2025
  13. European eelU/S Boston 1River Kennet 9Latest evidence 26 Jul 2005 · 8 Nov 2013
  14. Silver breamU/S Boston 5River Kennet 3Latest evidence 27 Jul 2006 · 4 Nov 2022
  15. RuddU/S Boston 4River Kennet 3Latest evidence 17 Jul 2003 · 4 Nov 2022
  16. 3-spined sticklebackU/S Boston 3River Kennet 4Latest evidence 21 Jun 2000 · 14 Oct 2025
  17. Common [wild] carpU/S Boston 2River Kennet 5Latest evidence 29 Jul 2004 · 24 Oct 2018
  18. Mirror carpU/S Boston 1River Kennet 4Latest evidence 28 Jul 2004 · 4 Nov 2008

Only in the U/S Boston survey set

  1. Flounder4 sites · latest 25 Jul 2005
  2. Spined loach2 sites · latest 27 Jul 2006
  3. Common bream x silver bream hybrid1 site · latest 30 Jun 1998
  4. Golden rudd1 site · latest 29 Jul 2004
  5. Roach x silver bream hybrid1 site · latest 26 Jul 2006
  6. Rudd x common bream hybrid1 site · latest 27 Jul 2006

Only in the River Kennet survey set

  1. Chub41 sites · latest 9 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. Bullhead11 sites · latest 14 Oct 2025
  6. Minnow11 sites · latest 14 Oct 2025
  7. Rainbow trout8 sites · latest 8 Oct 2024
  8. Stone loach8 sites · latest 8 Oct 2025
  9. Brook lamprey7 sites · latest 14 Oct 2025
  10. Pike varieties5 sites · latest 1 Oct 2025
  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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