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

River Chelmer Upper (Main Reaches)

Survey sites
16
Survey events
169
Recorded taxa
29
Evidence period
19 Sept 1983 – 1 Oct 2025
Sites latest within 2 years
5
Sites latest over 10 years ago
11
EA waterbody IDs
GB105037033950
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

21 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. PikeRiver Chelmer Upper (Main Reaches) 14River Kennet 47Latest evidence 25 Sept 2025 · 9 Oct 2025
  2. Brown / sea troutRiver Chelmer Upper (Main Reaches) 11River Kennet 47Latest evidence 1 Oct 2025 · 14 Oct 2025
  3. ChubRiver Chelmer Upper (Main Reaches) 15River Kennet 41Latest evidence 1 Oct 2025 · 9 Oct 2025
  4. DaceRiver Chelmer Upper (Main Reaches) 15River Kennet 41Latest evidence 1 Oct 2025 · 9 Oct 2025
  5. RoachRiver Chelmer Upper (Main Reaches) 15River Kennet 36Latest evidence 1 Oct 2025 · 8 Oct 2025
  6. PerchRiver Chelmer Upper (Main Reaches) 10River Kennet 38Latest evidence 25 Sept 2025 · 9 Oct 2025
  7. GudgeonRiver Chelmer Upper (Main Reaches) 15River Kennet 31Latest evidence 25 Sept 2025 · 1 Oct 2025
  8. MinnowRiver Chelmer Upper (Main Reaches) 14River Kennet 11Latest evidence 1 Oct 2025 · 14 Oct 2025
  9. Common breamRiver Chelmer Upper (Main Reaches) 6River Kennet 19Latest evidence 22 Aug 2019 · 25 Sept 2025
  10. BullheadRiver Chelmer Upper (Main Reaches) 12River Kennet 11Latest evidence 1 Oct 2025 · 14 Oct 2025
  11. Stone loachRiver Chelmer Upper (Main Reaches) 13River Kennet 8Latest evidence 1 Oct 2025 · 8 Oct 2025
  12. European eels > elversRiver Chelmer Upper (Main Reaches) 15River Kennet 5Latest evidence 1 Oct 2025 · 10 Oct 2025
  13. TenchRiver Chelmer Upper (Main Reaches) 6River Kennet 13Latest evidence 3 Aug 2007 · 13 Nov 2024
  14. RuddRiver Chelmer Upper (Main Reaches) 15River Kennet 3Latest evidence 22 Aug 2019 · 4 Nov 2022
  15. 3-spined sticklebackRiver Chelmer Upper (Main Reaches) 13River Kennet 4Latest evidence 1 Oct 2025 · 14 Oct 2025
  16. Common [wild] carpRiver Chelmer Upper (Main Reaches) 12River Kennet 5Latest evidence 5 Sept 2016 · 24 Oct 2018
  17. Roach x common bream hybridRiver Chelmer Upper (Main Reaches) 1River Kennet 12Latest evidence 19 Aug 1992 · 25 Oct 2018
  18. Mirror carpRiver Chelmer Upper (Main Reaches) 7River Kennet 4Latest evidence 16 Oct 2006 · 4 Nov 2008
  19. Brook lampreyRiver Chelmer Upper (Main Reaches) 2River Kennet 7Latest evidence 18 Aug 1998 · 14 Oct 2025
  20. Rainbow troutRiver Chelmer Upper (Main Reaches) 1River Kennet 8Latest evidence 21 Sept 1983 · 8 Oct 2024
  21. Brook lamprey > ammocoeteRiver Chelmer Upper (Main Reaches) 1River Kennet 1Latest evidence 15 Sept 2016 · 6 Oct 2023

Only in the River Chelmer Upper (Main Reaches) survey set

  1. Roach x rudd hybrid5 sites · latest 11 Aug 2010
  2. Lampetra sp. ammocoetes2 sites · latest 6 Oct 2016
  3. Lamprey sp. ammocoetes2 sites · latest 23 Sept 2025
  4. Brook lamprey ammocoetes1 site · latest 15 Sept 2016
  5. Feral [brown] goldfish1 site · latest 8 Sept 1986
  6. Lampetra sp. > ammocoete1 site · latest 6 Oct 2016
  7. Leather carp1 site · latest 11 Sept 1989
  8. Roach x chub hybrid1 site · latest 5 Aug 2004

Only in the River Kennet survey set

  1. Bleak27 sites · latest 25 Sept 2025
  2. Barbel22 sites · latest 25 Sept 2025
  3. Grayling21 sites · latest 9 Oct 2025
  4. Atlantic salmon14 sites · latest 25 Oct 2010
  5. European eel9 sites · latest 8 Nov 2013
  6. Ruffe9 sites · latest 5 Nov 2022
  7. Pike varieties5 sites · latest 1 Oct 2025
  8. Common carp varieties3 sites · latest 22 Oct 2015
  9. Silver bream3 sites · latest 4 Nov 2022
  10. 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
Open the source dataset ↗Check live rules ↗