Historic monitoring evidence · Environment Agency
Thetford
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.
Dace
Leuciscus leuciscus- First record
- 28 Jul 1988
- Latest record
- 18 Oct 2018
- Survey events
- 6
Gudgeon
Gobio gobio- First record
- 28 Jul 1988
- Latest record
- 18 Oct 2018
- Survey events
- 6
Roach
Rutilus rutilus- First record
- 28 Jul 1988
- Latest record
- 18 Oct 2018
- Survey events
- 6
Pike
Esox lucius- First record
- 28 Jul 1988
- Latest record
- 18 Oct 2018
- Survey events
- 6
Perch
Perca fluviatilis- First record
- 15 Feb 1993
- Latest record
- 18 Oct 2018
- Survey events
- 5
European eels > elvers
Anguilla anguilla- First record
- 28 Jul 1988
- Latest record
- 18 Oct 2018
- Survey events
- 2
Rudd
Scardinius erythrophthalmus- First record
- 15 Feb 1993
- Latest record
- 2 Aug 2012
- Survey events
- 3
Tench
Tinca tinca- First record
- 23 Sept 2010
- Latest record
- 2 Aug 2012
- Survey events
- 2
3-spined stickleback
Gasterosteus aculeatus- First record
- 2 Aug 2012
- Latest record
- 2 Aug 2012
- Survey events
- 1
Common bream
Abramis brama- First record
- 15 Feb 1993
- Latest record
- 23 Sept 2010
- Survey events
- 2
European eel
Anguilla anguilla- First record
- 23 Sept 2010
- Latest record
- 23 Sept 2010
- Survey events
- 1
Ruffe
Gymnocephalus cernuus- First record
- 15 Feb 1993
- Latest record
- 29 Nov 1995
- Survey events
- 2
Bullhead
Cottus gobio- First record
- 15 Feb 1993
- Latest record
- 29 Nov 1995
- Survey events
- 2
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