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

Rollesby Broad

Survey sites
14
Survey events
20
Recorded taxa
10
Evidence period
24 Sept 1997 – 23 Sept 2004
Sites latest within 2 years
0
Sites latest over 10 years ago
14
EA waterbody IDs
GB105034050860
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

10 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. PikeRollesby Broad 4River Kennet 47Latest evidence 16 Sept 2004 · 9 Oct 2025
  2. PerchRollesby Broad 12River Kennet 38Latest evidence 23 Sept 2004 · 9 Oct 2025
  3. RoachRollesby Broad 12River Kennet 36Latest evidence 23 Sept 2004 · 8 Oct 2025
  4. GudgeonRollesby Broad 1River Kennet 31Latest evidence 1 Oct 1997 · 1 Oct 2025
  5. Common breamRollesby Broad 8River Kennet 19Latest evidence 22 Sept 2004 · 25 Sept 2025
  6. RuffeRollesby Broad 12River Kennet 9Latest evidence 23 Sept 2004 · 5 Nov 2022
  7. Roach x common bream hybridRollesby Broad 3River Kennet 12Latest evidence 29 Sept 1997 · 25 Oct 2018
  8. TenchRollesby Broad 1River Kennet 13Latest evidence 1 Oct 1997 · 13 Nov 2024
  9. European eels > elversRollesby Broad 2River Kennet 5Latest evidence 6 Oct 1997 · 10 Oct 2025
  10. RuddRollesby Broad 1River Kennet 3Latest evidence 25 Sept 1997 · 4 Nov 2022

Only in the Rollesby Broad survey set

No distinct positive taxon aggregate in this comparison.

Only in the River Kennet survey set

  1. Brown / sea trout47 sites · latest 14 Oct 2025
  2. Chub41 sites · latest 9 Oct 2025
  3. Dace41 sites · latest 9 Oct 2025
  4. Bleak27 sites · latest 25 Sept 2025
  5. Barbel22 sites · latest 25 Sept 2025
  6. Grayling21 sites · latest 9 Oct 2025
  7. Atlantic salmon14 sites · latest 25 Oct 2010
  8. Bullhead11 sites · latest 14 Oct 2025
  9. Minnow11 sites · latest 14 Oct 2025
  10. European eel9 sites · latest 8 Nov 2013
  11. Rainbow trout8 sites · latest 8 Oct 2024
  12. Stone loach8 sites · latest 8 Oct 2025
  13. Brook lamprey7 sites · latest 14 Oct 2025
  14. Common [wild] carp5 sites · latest 24 Oct 2018
  15. Pike varieties5 sites · latest 1 Oct 2025
  16. 3-spined stickleback4 sites · latest 14 Oct 2025
  17. Mirror carp4 sites · latest 4 Nov 2008
  18. Common carp varieties3 sites · latest 22 Oct 2015
  19. Silver bream3 sites · latest 4 Nov 2022
  20. Brook lamprey > ammocoete1 site · latest 6 Oct 2023
  21. 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