East Anglia · Environment Agency surveys
What fish are in the Hiz?
Monitoring has recorded 14 species across 7 surveyed sites on this water, between 1989 and 2024. 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.
- 3-spined sticklebackGasterosteus aculeatus6 siteslatest 18 Sept 2019
- BullheadCottus gobio5 siteslatest 3 Jul 2024
- PikeEsox lucius5 siteslatest 25 May 2016
- 10-spined sticklebackPungitius pungitius4 siteslatest 24 May 2012
- GudgeonGobio gobio4 siteslatest 18 Sept 2019
- MinnowPhoxinus phoxinus4 siteslatest 3 Jul 2024
- Stone loachBarbatula barbatula4 siteslatest 2 Jul 2024
- DaceLeuciscus leuciscus3 siteslatest 25 May 2016
- PerchPerca fluviatilis3 siteslatest 25 May 2016
- RoachRutilus rutilus3 siteslatest 25 May 2016
- Brown / sea troutSalmo trutta2 siteslatest 3 Jul 2024
- European eels > elversAnguilla anguilla1 sitelatest 10 Mar 1989
- Roach x rudd hybridRutilus rutilus x Scardinius erythrophthalmus1 sitelatest 19 Dec 1991
- RuddScardinius erythrophthalmus1 sitelatest 6 Mar 2013
Surveyed sites on this water
7 shown, newest survey first
Amenity Trees Arlesey
- Survey events
- 3
- Observed taxa
- 11
- Latest survey
- 3 Jul 2024
Ickleford Common
- Survey events
- 4
- Observed taxa
- 8
- Latest survey
- 2 Jul 2024
DS Hitchin Recreation Ground
- Survey events
- 2
- Observed taxa
- 2
- Latest survey
- 30 Mar 2015
Hitchin Allotments
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 2 Dec 2009
Hitchin Recreation Ground
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 2 Dec 2009
Arlesey Garden
- Survey events
- 3
- Observed taxa
- 10
- Latest survey
- 25 May 1998
Church End
- Survey events
- 2
- Observed taxa
- 8
- Latest survey
- 29 Apr 1998
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