Historic monitoring evidence · Environment Agency
Denver
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.
Roach
Rutilus rutilus- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 8
Perch
Perca fluviatilis- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 8
Pike
Esox lucius- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 8
Ruffe
Gymnocephalus cernuus- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 7
Silver bream
Abramis bjoerkna- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 6
Roach x common bream hybrid
Rutilus rutilus x Abramis brama- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 6
Flounder
Platichthys flesus- First record
- 26 Sept 1990
- Latest record
- 22 Sept 2006
- Survey events
- 3
European eel
Anguilla anguilla- First record
- 25 Sept 2003
- Latest record
- 22 Sept 2006
- Survey events
- 2
Tench
Tinca tinca- First record
- 16 Aug 1993
- Latest record
- 12 Sept 2005
- Survey events
- 5
Zander
Sander lucioperca- First record
- 26 Sept 1990
- Latest record
- 12 Sept 2005
- Survey events
- 4
Rudd
Scardinius erythrophthalmus- First record
- 17 Aug 2000
- Latest record
- 12 Sept 2005
- Survey events
- 2
Common bream
Abramis brama- First record
- 26 Sept 1990
- Latest record
- 25 Sept 2003
- Survey events
- 5
Brown / sea trout
Salmo trutta- First record
- 25 Sept 2003
- Latest record
- 25 Sept 2003
- Survey events
- 1
European eels > elvers
Anguilla anguilla- First record
- 16 Aug 1993
- Latest record
- 17 Aug 2000
- Survey events
- 2
Dace
Leuciscus leuciscus- First record
- 26 Sept 1990
- Latest record
- 3 Sept 1996
- Survey events
- 2
Common [wild] carp
Cyprinus carpio- First record
- 26 Sept 1990
- Latest record
- 26 Sept 1990
- 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