ARAnglerRadar evidence & rules

Main Stannon fishing evidence · Devon and Cornwall and the Isles of Scilly

What fish are in the Main Stannon?

Monitoring has recorded 8 species across 5 surveyed sites on this water, between 1980 and 2023. 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

Main Stannon

EA ecology area
Devon and Cornwall and the Isles of Scilly
Waterbody IDs
GB108049007040
Catchments
Camel
02 · Survey breadth

5 sites · 38 events

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

03 · Freshness by site

Latest 9 Aug 2023

Within 2 years
0 sites
3–5 years
2 sites
6–10 years
0 sites
Older
3 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 trutta5 siteslatest 9 Aug 2023
  2. Atlantic salmonSalmo salar4 siteslatest 9 Aug 2023
  3. European eelAnguilla anguilla3 siteslatest 2 Sept 2005
  4. BullheadCottus gobio2 siteslatest 9 Aug 2023
  5. European eels > elversAnguilla anguilla2 siteslatest 9 Aug 2023
  6. MinnowPhoxinus phoxinus2 siteslatest 22 Jun 2023
  7. European elversAnguilla anguilla1 sitelatest 15 Aug 2017
  8. RuffeGymnocephalus cernuus1 sitelatest 21 Aug 2019

Surveyed sites on this water

5 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