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Historic monitoring evidence · Environment Agency

Gam

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.

27survey events
7 Aug 1980first recorded survey
17 Jul 2025latest recorded survey
10observed 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.

Brown / sea trout

Salmo trutta
First record
7 Aug 1980
Latest record
17 Jul 2025
Survey events
27

Atlantic salmon

Salmo salar
First record
7 Aug 1980
Latest record
17 Jul 2025
Survey events
27

Bullhead

Cottus gobio
First record
7 Aug 1980
Latest record
17 Jul 2025
Survey events
26

European eels > elvers

Anguilla anguilla
First record
27 Aug 2003
Latest record
17 Jul 2025
Survey events
13

Brook lamprey ammocoetes

Lampetra planeri
First record
21 Jun 2012
Latest record
17 Jul 2025
Survey events
4

Stone loach

Barbatula barbatula
First record
7 Aug 1980
Latest record
30 Jun 2023
Survey events
2

Minnow

Phoxinus phoxinus
First record
30 Jun 2023
Latest record
30 Jun 2023
Survey events
1

European elvers

Anguilla anguilla
First record
21 Jun 2018
Latest record
28 Jun 2022
Survey events
2

Brook lamprey

Lampetra planeri
First record
24 Jul 2006
Latest record
22 Jun 2010
Survey events
2

European eel

Anguilla anguilla
First record
7 Aug 1980
Latest record
18 Aug 2009
Survey events
13

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