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Historic monitoring evidence · Environment Agency

At Brook House

Hertfordshire and North London · 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.

3survey events
7 May 2008first recorded survey
23 Apr 2024latest 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.

Chub

Leuciscus cephalus
First record
7 May 2008
Latest record
23 Apr 2024
Survey events
3

Roach

Rutilus rutilus
First record
7 May 2008
Latest record
23 Apr 2024
Survey events
3

Bullhead

Cottus gobio
First record
7 May 2008
Latest record
23 Apr 2024
Survey events
3

Minnow

Phoxinus phoxinus
First record
7 May 2008
Latest record
23 Apr 2024
Survey events
3

Stone loach

Barbatula barbatula
First record
7 May 2008
Latest record
23 Apr 2024
Survey events
3

Dace

Leuciscus leuciscus
First record
17 Apr 2014
Latest record
23 Apr 2024
Survey events
2

Gudgeon

Gobio gobio
First record
23 Apr 2024
Latest record
23 Apr 2024
Survey events
1

Pike

Esox lucius
First record
7 May 2008
Latest record
17 Apr 2014
Survey events
2

European eel

Anguilla anguilla
First record
7 May 2008
Latest record
7 May 2008
Survey events
1

3-spined stickleback

Gasterosteus aculeatus
First record
7 May 2008
Latest record
7 May 2008
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