Historic monitoring evidence · Environment Agency
D/S Aylsham Bypass
East Anglia · 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.
Observed taxa
What monitoring recorded here
Taxa are ordered by latest survey date. Counts and records reflect monitoring events, not an angling forecast.
Pike
Esox lucius- First record
- 3 May 1988
- Latest record
- 3 Jun 2025
- Survey events
- 17
Dace
Leuciscus leuciscus- First record
- 3 May 1988
- Latest record
- 3 Jun 2025
- Survey events
- 15
Gudgeon
Gobio gobio- First record
- 3 May 1988
- Latest record
- 3 Jun 2025
- Survey events
- 13
European eels > elvers
Anguilla anguilla- First record
- 3 May 1988
- Latest record
- 3 Jun 2025
- Survey events
- 11
Roach
Rutilus rutilus- First record
- 1 Jun 1998
- Latest record
- 3 Jun 2025
- Survey events
- 10
Brown / sea trout
Salmo trutta- First record
- 8 Mar 1993
- Latest record
- 3 Jun 2025
- Survey events
- 9
3-spined stickleback
Gasterosteus aculeatus- First record
- 20 Jun 2003
- Latest record
- 3 Jun 2025
- Survey events
- 8
Minnow
Phoxinus phoxinus- First record
- 3 Jun 2025
- Latest record
- 3 Jun 2025
- Survey events
- 1
Stone loach
Barbatula barbatula- First record
- 3 May 1988
- Latest record
- 6 Jul 2022
- Survey events
- 13
Brook lamprey ammocoetes
Lampetra planeri- First record
- 20 Jun 2003
- Latest record
- 6 Jul 2022
- Survey events
- 4
Bullhead
Cottus gobio- First record
- 22 Jun 2016
- Latest record
- 15 May 2019
- Survey events
- 2
10-spined stickleback
Pungitius pungitius- First record
- 8 Jun 2004
- Latest record
- 28 Jun 2013
- Survey events
- 2
Perch
Perca fluviatilis- First record
- 8 Mar 1993
- Latest record
- 15 May 2010
- Survey events
- 4
European eel
Anguilla anguilla- First record
- 24 Jul 2002
- Latest record
- 5 Jun 2006
- Survey events
- 5
Tench
Tinca tinca- First record
- 20 Jun 2003
- Latest record
- 20 Jun 2003
- Survey events
- 1
Chub
Leuciscus cephalus- First record
- 1 Jun 1998
- Latest record
- 1 Jun 1998
- Survey events
- 1
Ruffe
Gymnocephalus cernuus- First record
- 1 Jun 1998
- Latest record
- 1 Jun 1998
- 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 rulesProvenance
Source, licence and boundary
- SourceEnvironment Agency Ecology & Fish Data
- LicenceOpen Government Licence v3.0
- Source copy retrieved23 Jul 2026
- Terms checked23 Jul 2026
- CoverageHistoric monitoring evidence, separately dated per record
- Not assertedCurrent presence, access, permission, fishing quality or safety