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Historic monitoring evidence · Environment Agency

Monkey Island D/S Fry

Thames · 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.

20survey events
21 Aug 2003first recorded survey
4 Sept 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.

Perch

Perca fluviatilis
First record
21 Aug 2003
Latest record
4 Sept 2025
Survey events
14

Chub

Leuciscus cephalus
First record
21 Aug 2003
Latest record
4 Sept 2025
Survey events
13

Dace

Leuciscus leuciscus
First record
21 Aug 2003
Latest record
4 Sept 2025
Survey events
13

Minnow

Phoxinus phoxinus
First record
21 Aug 2003
Latest record
4 Sept 2025
Survey events
9

Roach

Rutilus rutilus
First record
21 Aug 2003
Latest record
20 Aug 2018
Survey events
12

Bleak

Alburnus alburnus
First record
20 Aug 2007
Latest record
20 Aug 2018
Survey events
5

3-spined stickleback

Gasterosteus aculeatus
First record
22 Aug 2017
Latest record
22 Aug 2017
Survey events
1

Gudgeon

Gobio gobio
First record
21 Aug 2003
Latest record
18 Aug 2015
Survey events
10

Bullhead

Cottus gobio
First record
24 Aug 2011
Latest record
19 Aug 2014
Survey events
2

Ruffe

Gymnocephalus cernuus
First record
20 Aug 2007
Latest record
20 Aug 2007
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.

Check live freshwater fishing rules

Provenance

Source, licence and boundary

Open the official dataset