Historic monitoring evidence · Environment Agency
US Denver Little Eye Sluice
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 Nov 2008
- Latest record
- 19 Nov 2010
- Survey events
- 5
Common bream
Abramis brama- First record
- 17 Nov 2010
- Latest record
- 19 Nov 2010
- Survey events
- 2
Perch
Perca fluviatilis- First record
- 29 Oct 2008
- Latest record
- 18 Nov 2010
- Survey events
- 8
River lamprey > ammocoete
Lampetra fluviatilis- First record
- 3 Dec 2009
- Latest record
- 3 Dec 2009
- Survey events
- 1
European eels > elvers
Anguilla anguilla- First record
- 28 Oct 2008
- Latest record
- 2 Dec 2009
- Survey events
- 6
Silver bream
Abramis bjoerkna- First record
- 26 Nov 2008
- Latest record
- 26 Nov 2008
- Survey events
- 1
Ruffe
Gymnocephalus cernuus- First record
- 29 Oct 2008
- Latest record
- 29 Oct 2008
- Survey events
- 1
River lamprey
Lampetra fluviatilis- First record
- 28 Oct 2008
- Latest record
- 28 Oct 2008
- 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