East Anglia · Environment Agency surveys
What fish are in the Ivel?
Monitoring has recorded 25 species across 20 surveyed sites on this water, between 1989 and 2025. These are survey records with dates. They do not establish what is present today, that the water is fishable, or that you have permission to fish it.
Recorded species
What monitoring has found here
Ordered by how many sites on this water recorded the species. A species not listed has not been recorded by these surveys — which is not the same as being absent.
- ChubLeuciscus cephalus17 siteslatest 8 Oct 2025
- PikeEsox lucius15 siteslatest 8 Oct 2025
- RoachRutilus rutilus15 siteslatest 8 Oct 2025
- DaceLeuciscus leuciscus14 siteslatest 8 Oct 2025
- GudgeonGobio gobio14 siteslatest 8 Oct 2025
- BullheadCottus gobio13 siteslatest 30 Apr 2025
- PerchPerca fluviatilis12 siteslatest 8 Oct 2025
- Common breamAbramis brama11 siteslatest 8 May 2008
- MinnowPhoxinus phoxinus11 siteslatest 8 Oct 2025
- BarbelBarbus barbus10 siteslatest 30 Apr 2025
- Stone loachBarbatula barbatula10 siteslatest 8 Oct 2025
- 3-spined sticklebackGasterosteus aculeatus8 siteslatest 11 May 2016
- European eels > elversAnguilla anguilla8 siteslatest 30 Apr 2025
- RuffeGymnocephalus cernuus8 siteslatest 30 Apr 2025
- TenchTinca tinca7 siteslatest 30 Apr 2025
- European eelAnguilla anguilla5 siteslatest 14 May 2010
- Roach x common bream hybridRutilus rutilus x Abramis brama5 siteslatest 14 Jul 2004
- RuddScardinius erythrophthalmus5 siteslatest 8 Oct 2025
- Common [wild] carpCyprinus carpio4 siteslatest 10 Jun 2016
- Mirror carpCyprinus carpio4 siteslatest 3 May 2005
- Brown / sea troutSalmo trutta3 siteslatest 8 Oct 2025
- BleakAlburnus alburnus2 siteslatest 24 Jun 2013
- Spined loachCobitis taenia2 siteslatest 30 Apr 2025
- Roach x rudd hybridRutilus rutilus x Scardinius erythrophthalmus1 sitelatest 2 May 1995
- ZanderSander lucioperca1 sitelatest 11 May 1995
Surveyed sites on this water
20 shown, newest survey first
Henlow
- Survey events
- 17
- Observed taxa
- 14
- Latest survey
- 8 Oct 2025
Girtford Weir
- Survey events
- 14
- Observed taxa
- 21
- Latest survey
- 30 Apr 2025
Biggleswade Common
- Survey events
- 16
- Observed taxa
- 18
- Latest survey
- 29 Apr 2025
DS Iron Bridge
- Survey events
- 16
- Observed taxa
- 18
- Latest survey
- 9 Apr 2025
Gt Ouse Confluence
- Survey events
- 15
- Observed taxa
- 18
- Latest survey
- 19 May 2016
DS Saw Mills Tempsford
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 23 Oct 2013
Langford Mill
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 26 Nov 2009
Iron Bridge
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 4 Apr 2006
Biggleswade Mill
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 3 Apr 2006
DS Biggleswade Mill
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 3 Apr 2006
US Iron Bridge
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 3 Apr 2006
Sandy
- Survey events
- 4
- Observed taxa
- 11
- Latest survey
- 25 May 2005
Beeston
- Survey events
- 5
- Observed taxa
- 12
- Latest survey
- 19 May 2005
Broom Mill
- Survey events
- 5
- Observed taxa
- 12
- Latest survey
- 17 May 2005
High Romper Bridge
- Survey events
- 5
- Observed taxa
- 17
- Latest survey
- 13 May 2005
Langford Nursery
- Survey events
- 5
- Observed taxa
- 13
- Latest survey
- 29 Apr 2005
Saw Mills Tempsford
- Survey events
- 1
- Observed taxa
- 11
- Latest survey
- 22 Aug 2003
Henlow Control Site
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 3 May 2000
Astwick
- Survey events
- 4
- Observed taxa
- 9
- Latest survey
- 27 May 1998
Girtford Bridge
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 11 May 1995
Provenance
Source and licence
- SourceEnvironment Agency Ecology & Fish Data
- LicenceOpen Government Licence v3.0
- Source copy retrieved23 Jul 2026
- Waterbody nameAs published by the Environment Agency
- Not assertedCurrent presence, access, permission, fishing quality or safety