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Historic monitoring evidence · Environment Agency

Evans Weir

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.

11survey events
11 Jul 1983first recorded survey
20 Aug 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
11 Jul 1983
Latest record
20 Aug 2025
Survey events
11

Brown / sea trout

Salmo trutta
First record
11 Jul 1983
Latest record
20 Aug 2025
Survey events
10

Bullhead

Cottus gobio
First record
11 Jul 1983
Latest record
20 Aug 2025
Survey events
9

European eels > elvers

Anguilla anguilla
First record
25 Jul 1997
Latest record
20 Aug 2025
Survey events
4

European elvers

Anguilla anguilla
First record
25 Jul 1997
Latest record
20 Aug 2025
Survey events
2

European eel

Anguilla anguilla
First record
11 Jul 1983
Latest record
11 Aug 2003
Survey events
5

3-spined stickleback

Gasterosteus aculeatus
First record
29 Jun 2000
Latest record
29 Jun 2000
Survey events
1

Rainbow trout

Oncorhynchus mykiss
First record
11 Jul 1983
Latest record
11 Jul 1983
Survey events
1

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.

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Provenance

Source, licence and boundary

Open the official dataset