Historic monitoring evidence · Environment Agency
Ailsworth
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.
Dace
Leuciscus leuciscus- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 10
Bleak
Alburnus alburnus- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 10
Roach
Rutilus rutilus- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 10
Perch
Perca fluviatilis- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 9
Pike
Esox lucius- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 9
Chub
Leuciscus cephalus- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 8
Ruffe
Gymnocephalus cernuus- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 7
Tench
Tinca tinca- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2010
- Survey events
- 5
Silver bream
Abramis bjoerkna- First record
- 26 Jun 1995
- Latest record
- 16 Jun 2010
- Survey events
- 4
Gudgeon
Gobio gobio- First record
- 4 Aug 1989
- Latest record
- 17 Jun 2009
- Survey events
- 6
Common bream
Abramis brama- First record
- 4 Aug 1989
- Latest record
- 16 Jun 2008
- Survey events
- 6
Spined loach
Cobitis taenia- First record
- 16 Jun 2008
- Latest record
- 16 Jun 2008
- Survey events
- 1
Roach x common bream hybrid
Rutilus rutilus x Abramis brama- First record
- 4 Aug 1989
- Latest record
- 14 Jun 2007
- Survey events
- 3
European eels > elvers
Anguilla anguilla- First record
- 4 Aug 1989
- Latest record
- 4 Aug 1989
- 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