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Historic monitoring evidence · Environment Agency

River Derwent at Rowlands Gill

North East · 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.

10survey events
21 Aug 2007first recorded survey
15 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
21 Aug 2007
Latest record
15 Jul 2025
Survey events
10

Bullhead

Cottus gobio
First record
21 Aug 2007
Latest record
15 Jul 2025
Survey events
9

Stone loach

Barbatula barbatula
First record
21 Aug 2007
Latest record
15 Jul 2025
Survey events
9

Atlantic salmon

Salmo salar
First record
26 Aug 2013
Latest record
15 Jul 2025
Survey events
8

European eel

Anguilla anguilla
First record
21 Aug 2007
Latest record
15 Jul 2025
Survey events
5

Minnow

Phoxinus phoxinus
First record
26 Aug 2013
Latest record
3 Jul 2023
Survey events
7

3-spined stickleback

Gasterosteus aculeatus
First record
12 Sept 2009
Latest record
3 Jul 2023
Survey events
6

Lamprey sp.

Petromyzontidae
First record
11 Oct 2016
Latest record
3 Jul 2023
Survey events
2

Grayling

Thymallus thymallus
First record
21 Aug 2007
Latest record
9 Sept 2019
Survey events
6

European eels > elvers

Anguilla anguilla
First record
12 Sept 2009
Latest record
18 Aug 2017
Survey events
4

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