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Historic monitoring evidence · Environment Agency

Dobbs Weir

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
12 Oct 2007first recorded survey
22 Jun 2015latest 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
12 Oct 2007
Latest record
22 Jun 2015
Survey events
3

Roach

Rutilus rutilus
First record
12 Oct 2007
Latest record
22 Jun 2015
Survey events
3

Perch

Perca fluviatilis
First record
12 Oct 2007
Latest record
22 Jun 2015
Survey events
3

Bleak

Alburnus alburnus
First record
8 Jul 2013
Latest record
22 Jun 2015
Survey events
2

Gudgeon

Gobio gobio
First record
8 Jul 2013
Latest record
8 Jul 2013
Survey events
1

Ruffe

Gymnocephalus cernuus
First record
8 Jul 2013
Latest record
8 Jul 2013
Survey events
1

Common bream

Abramis brama
First record
12 Oct 2007
Latest record
12 Oct 2007
Survey events
1

Rudd varieties

Scardinius erythrophthalmus
First record
12 Oct 2007
Latest record
12 Oct 2007
Survey events
1

Tench varieties

Tinca tinca
First record
12 Oct 2007
Latest record
12 Oct 2007
Survey events
1

Pike varieties

Esox lucius
First record
12 Oct 2007
Latest record
12 Oct 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