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Historic monitoring evidence · Environment Agency

Boxmoor u/s

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.

6survey events
24 Apr 2015first recorded survey
14 May 2019latest 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
24 Apr 2015
Latest record
14 May 2019
Survey events
6

Dace

Leuciscus leuciscus
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
6

Gudgeon

Gobio gobio
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
6

Roach

Rutilus rutilus
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
6

Perch

Perca fluviatilis
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
6

Bleak

Alburnus alburnus
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
5

Pike

Esox lucius
First record
24 Apr 2015
Latest record
14 May 2019
Survey events
4

Grayling

Thymallus thymallus
First record
2 May 2018
Latest record
31 May 2018
Survey events
2

Ruffe

Gymnocephalus cernuus
First record
3 May 2017
Latest record
3 May 2017
Survey events
1

Roach x common bream hybrid

Rutilus rutilus x Abramis brama
First record
24 Apr 2015
Latest record
24 Apr 2015
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