ARAnglerRadar evidence & rules

Chalgrove Brook fishing evidence · Thames

What fish are in the Chalgrove Brook?

Monitoring has recorded 6 species across 9 surveyed sites on this water, between 2011 and 2025. These are survey records with dates. They do not establish what is present today, that the water is fishable, or that you have permission to fish it.

River evidence passport

Four signals, kept deliberately separate.

The passport shows identity, survey breadth, evidence freshness and trip constraints without turning unlike facts into an opaque “best river” score.

01 · Identity

Chalgrove Brook

EA ecology area
Thames
Waterbody IDs
GB106039023740
Catchments
Thames
02 · Survey breadth

9 sites · 11 events

6 positive taxa aggregates are shown. More survey coverage is not a fishing-quality verdict.

03 · Freshness by site

Latest 29 Oct 2025

Within 2 years
5 sites
3–5 years
0 sites
6–10 years
4 sites
Older
0 sites

Recorded species

What monitoring has found here

Ordered by how many sites on this water recorded the species. A species not listed has not been recorded by these surveys — which is not the same as being absent.

  1. Brown / sea troutSalmo trutta9 siteslatest 29 Oct 2025
  2. DaceLeuciscus leuciscus5 siteslatest 29 Oct 2025
  3. GudgeonGobio gobio5 siteslatest 29 Oct 2025
  4. ChubLeuciscus cephalus4 siteslatest 2 Oct 2025
  5. PerchPerca fluviatilis2 siteslatest 2 Oct 2025
  6. RoachRutilus rutilus2 siteslatest 2 Oct 2025

Surveyed sites on this water

9 shown, newest survey first

Provenance

Source and licence

  • SourceEnvironment Agency Ecology & Fish Data
  • LicenceOpen Government Licence v3.0
  • Source copy retrieved23 Jul 2026
  • Waterbody nameAs published by the Environment Agency
  • Not assertedCurrent presence, access, permission, fishing quality or safety