Historic monitoring evidence · Environment Agency
Colmans Factory
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.
Perch
Perca fluviatilis- First record
- 20 Nov 1986
- Latest record
- 29 Aug 1997
- Survey events
- 4
Roach
Rutilus rutilus- First record
- 20 Nov 1986
- Latest record
- 29 Aug 1997
- Survey events
- 3
European eels > elvers
Anguilla anguilla- First record
- 29 Aug 1997
- Latest record
- 29 Aug 1997
- Survey events
- 1
Flounder
Platichthys flesus- First record
- 20 Nov 1986
- Latest record
- 29 Nov 1994
- Survey events
- 2
Common bream
Abramis brama- First record
- 20 Nov 1986
- Latest record
- 14 Nov 1991
- Survey events
- 2
Roach x common bream hybrid
Rutilus rutilus x Abramis brama- First record
- 20 Nov 1986
- Latest record
- 14 Nov 1991
- Survey events
- 2
Ruffe
Gymnocephalus cernuus- First record
- 14 Nov 1991
- Latest record
- 14 Nov 1991
- 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