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Historic monitoring evidence · Environment Agency

Chenson (Dip)

Devon and Cornwall and the Isles of Scilly · survey site

This page records ecological survey evidence. It is not proof of current fish presence, abundance, fishing quality, access, permission or safety at this location.

5survey events
16 Aug 1996first recorded survey
2 Sept 2025latest recorded survey
8observed taxa shown

Observed taxa

What monitoring recorded here

Taxa are ordered by latest survey date. Counts and records reflect monitoring events, not an angling forecast.

Atlantic salmon

Salmo salar
First record
16 Aug 1996
Latest record
2 Sept 2025
Survey events
5

Bullhead

Cottus gobio
First record
16 Aug 1996
Latest record
2 Sept 2025
Survey events
5

Minnow

Phoxinus phoxinus
First record
16 Aug 1996
Latest record
2 Sept 2025
Survey events
5

Stone loach

Barbatula barbatula
First record
16 Aug 1996
Latest record
2 Sept 2025
Survey events
5

Brown / sea trout

Salmo trutta
First record
16 Aug 1996
Latest record
2 Sept 2025
Survey events
4

Lamprey sp. ammocoetes

Petromyzontidae
First record
2 Sept 2025
Latest record
2 Sept 2025
Survey events
1

3-spined stickleback

Gasterosteus aculeatus
First record
25 Sept 2018
Latest record
25 Sept 2018
Survey events
1

European eel

Anguilla anguilla
First record
24 Sept 2001
Latest record
21 Sept 2012
Survey events
2

Rules and access

Check before you travel.

Environment Agency ecology records do not carry fishing-rights boundaries or live restrictions. Confirm the fishery owner, permission, local byelaws, seasonal rules, safety notices and current conditions before setting out.

Check live freshwater fishing rules

Provenance

Source, licence and boundary

Open the official dataset