Historic monitoring evidence · Environment Agency
Sleeper Bridge (Witham)
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.
Brown / sea trout
Salmo trutta- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 18
Bullhead
Cottus gobio- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 18
Chub
Leuciscus cephalus- First record
- 2 Mar 1988
- Latest record
- 22 Aug 2023
- Survey events
- 16
Grayling
Thymallus thymallus- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 16
Stone loach
Barbatula barbatula- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 16
Minnow
Phoxinus phoxinus- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 14
Dace
Leuciscus leuciscus- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 13
3-spined stickleback
Gasterosteus aculeatus- First record
- 23 Apr 2004
- Latest record
- 22 Aug 2023
- Survey events
- 9
Roach
Rutilus rutilus- First record
- 2 Mar 1988
- Latest record
- 22 Aug 2023
- Survey events
- 8
Pike
Esox lucius- First record
- 6 Sept 1985
- Latest record
- 22 Aug 2023
- Survey events
- 8
Perch
Perca fluviatilis- First record
- 6 Sept 1985
- Latest record
- 5 Sept 2017
- Survey events
- 15
Gudgeon
Gobio gobio- First record
- 6 Sept 1985
- Latest record
- 1 Sept 2011
- Survey events
- 14
European eels > elvers
Anguilla anguilla- First record
- 6 Sept 1985
- Latest record
- 1 Oct 2009
- Survey events
- 4
Rudd
Scardinius erythrophthalmus- First record
- 24 Oct 2008
- Latest record
- 24 Oct 2008
- Survey events
- 1
10-spined stickleback
Pungitius pungitius- First record
- 24 Oct 2008
- Latest record
- 24 Oct 2008
- Survey events
- 1
European eel
Anguilla anguilla- First record
- 12 Oct 2007
- Latest record
- 12 Oct 2007
- Survey events
- 1
Tench
Tinca tinca- First record
- 22 Apr 2005
- Latest record
- 22 Apr 2005
- 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