Historic monitoring evidence · Environment Agency
Halfpenny Hatch
Lincolnshire and Northamptonshire · 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
- 31 May 1985
- Latest record
- 25 Jul 2023
- Survey events
- 15
Pike
Esox lucius- First record
- 31 May 1985
- Latest record
- 25 Jul 2023
- Survey events
- 15
Perch
Perca fluviatilis- First record
- 20 Apr 1988
- Latest record
- 25 Jul 2023
- Survey events
- 13
Stone loach
Barbatula barbatula- First record
- 31 May 1985
- Latest record
- 25 Jul 2023
- Survey events
- 11
Spined loach
Cobitis taenia- First record
- 4 Aug 1994
- Latest record
- 6 Oct 2017
- Survey events
- 5
Dace
Leuciscus leuciscus- First record
- 20 Apr 1988
- Latest record
- 23 Sept 2014
- Survey events
- 10
Gudgeon
Gobio gobio- First record
- 31 May 1985
- Latest record
- 23 Sept 2014
- Survey events
- 10
European eels > elvers
Anguilla anguilla- First record
- 31 May 1985
- Latest record
- 23 Sept 2014
- Survey events
- 5
Chub
Leuciscus cephalus- First record
- 8 Apr 2010
- Latest record
- 23 Sept 2014
- Survey events
- 2
3-spined stickleback
Gasterosteus aculeatus- First record
- 31 May 1985
- Latest record
- 1 Oct 2013
- Survey events
- 5
Ruffe
Gymnocephalus cernuus- First record
- 20 Apr 1988
- Latest record
- 9 Oct 2012
- Survey events
- 5
Common bream
Abramis brama- First record
- 25 Oct 1991
- Latest record
- 8 Apr 2010
- Survey events
- 5
Rudd
Scardinius erythrophthalmus- First record
- 7 Jul 1997
- Latest record
- 8 Apr 2010
- Survey events
- 4
Roach x common bream hybrid
Rutilus rutilus x Abramis brama- First record
- 31 May 1985
- Latest record
- 8 Apr 2010
- Survey events
- 4
Silver bream
Abramis bjoerkna- First record
- 25 Oct 1991
- Latest record
- 30 Apr 2007
- Survey events
- 3
European eel
Anguilla anguilla- First record
- 30 Apr 2007
- Latest record
- 30 Apr 2007
- 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