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

Witham Saltersford (upper) Subcatchment

Survey sites
7
Survey events
51
Recorded taxa
12
Evidence period
30 Sept 1985 – 4 Nov 2025
Sites latest within 2 years
1
Sites latest over 10 years ago
4
EA waterbody IDs
GB105030051570 · GB105030056780
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

12 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. Brown / sea troutWitham Saltersford (upper) Subcatchment 7River Kennet 47Latest evidence 4 Nov 2025 · 14 Oct 2025
  2. PerchWitham Saltersford (upper) Subcatchment 1River Kennet 38Latest evidence 18 Jun 1991 · 9 Oct 2025
  3. RoachWitham Saltersford (upper) Subcatchment 2River Kennet 36Latest evidence 20 May 1997 · 8 Oct 2025
  4. BullheadWitham Saltersford (upper) Subcatchment 4River Kennet 11Latest evidence 4 Nov 2025 · 14 Oct 2025
  5. Stone loachWitham Saltersford (upper) Subcatchment 4River Kennet 8Latest evidence 9 Jul 2024 · 8 Oct 2025
  6. MinnowWitham Saltersford (upper) Subcatchment 1River Kennet 11Latest evidence 24 Apr 2012 · 14 Oct 2025
  7. European eelWitham Saltersford (upper) Subcatchment 1River Kennet 9Latest evidence 7 Jun 2023 · 8 Nov 2013
  8. Brook lampreyWitham Saltersford (upper) Subcatchment 2River Kennet 7Latest evidence 7 Sept 2011 · 14 Oct 2025
  9. Rainbow troutWitham Saltersford (upper) Subcatchment 1River Kennet 8Latest evidence 13 May 1991 · 8 Oct 2024
  10. 3-spined sticklebackWitham Saltersford (upper) Subcatchment 4River Kennet 4Latest evidence 25 Aug 2023 · 14 Oct 2025
  11. European eels > elversWitham Saltersford (upper) Subcatchment 1River Kennet 5Latest evidence 20 May 1997 · 10 Oct 2025
  12. Brook lamprey > ammocoeteWitham Saltersford (upper) Subcatchment 2River Kennet 1Latest evidence 2 Sept 2014 · 6 Oct 2023

Only in the Witham Saltersford (upper) Subcatchment survey set

No distinct positive taxon aggregate in this comparison.

Only in the River Kennet survey set

  1. Pike47 sites · latest 9 Oct 2025
  2. Chub41 sites · latest 9 Oct 2025
  3. Dace41 sites · latest 9 Oct 2025
  4. Gudgeon31 sites · latest 1 Oct 2025
  5. Bleak27 sites · latest 25 Sept 2025
  6. Barbel22 sites · latest 25 Sept 2025
  7. Grayling21 sites · latest 9 Oct 2025
  8. Common bream19 sites · latest 25 Sept 2025
  9. Atlantic salmon14 sites · latest 25 Oct 2010
  10. Tench13 sites · latest 13 Nov 2024
  11. Roach x common bream hybrid12 sites · latest 25 Oct 2018
  12. Ruffe9 sites · latest 5 Nov 2022
  13. Common [wild] carp5 sites · latest 24 Oct 2018
  14. Pike varieties5 sites · latest 1 Oct 2025
  15. Mirror carp4 sites · latest 4 Nov 2008
  16. Common carp varieties3 sites · latest 22 Oct 2015
  17. Rudd3 sites · latest 4 Nov 2022
  18. Silver bream3 sites · latest 4 Nov 2022
  19. 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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