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Historic monitoring evidence · Environment Agency

Passingford Bridge

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.

7survey events
28 Apr 1992first recorded survey
31 Jul 2014latest recorded survey
11observed 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.

Roach

Rutilus rutilus
First record
28 Apr 1992
Latest record
31 Jul 2014
Survey events
5

Bullhead

Cottus gobio
First record
28 Apr 1992
Latest record
31 Jul 2014
Survey events
3

Minnow

Phoxinus phoxinus
First record
28 Sept 2004
Latest record
31 Jul 2014
Survey events
3

European eels > elvers

Anguilla anguilla
First record
31 Jul 2014
Latest record
31 Jul 2014
Survey events
1

Pike

Esox lucius
First record
19 Sept 2002
Latest record
6 Sept 2007
Survey events
4

Perch

Perca fluviatilis
First record
28 Apr 1992
Latest record
6 Sept 2007
Survey events
3

Chub

Leuciscus cephalus
First record
28 Sept 2004
Latest record
6 Sept 2007
Survey events
2

Dace

Leuciscus leuciscus
First record
28 Sept 2004
Latest record
6 Sept 2007
Survey events
2

European eel

Anguilla anguilla
First record
28 Apr 1992
Latest record
1 Nov 2006
Survey events
2

Gudgeon

Gobio gobio
First record
28 Apr 1992
Latest record
28 Apr 1992
Survey events
1

Pike varieties

Esox lucius
First record
28 Apr 1992
Latest record
28 Apr 1992
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