Hertfordshire and North London · Environment Agency surveys
What fish are in the Lee Navigation (Hertfordshire and North London)?
Monitoring has recorded 32 species across 31 surveyed sites on this water, between 1978 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.
- RoachRutilus rutilus29 siteslatest 16 Sept 2025
- PerchPerca fluviatilis28 siteslatest 16 Sept 2025
- Pike varietiesEsox lucius22 siteslatest 21 Aug 2024
- ChubLeuciscus cephalus19 siteslatest 16 Sept 2025
- BleakAlburnus alburnus14 siteslatest 16 Sept 2025
- Common breamAbramis brama14 siteslatest 16 Sept 2025
- European eelAnguilla anguilla14 siteslatest 9 Aug 2016
- DaceLeuciscus leuciscus13 siteslatest 16 Sept 2025
- GudgeonGobio gobio12 siteslatest 16 Sept 2025
- Tench varietiesTinca tinca12 siteslatest 21 Aug 2024
- PikeEsox lucius9 siteslatest 16 Sept 2025
- RuffeGymnocephalus cernuus8 siteslatest 11 Jul 2024
- TenchTinca tinca7 siteslatest 16 Sept 2025
- Common carp varietiesCyprinus carpio6 siteslatest 16 Sept 2025
- European eels > elversAnguilla anguilla5 siteslatest 7 Aug 2025
- Silver breamAbramis bjoerkna5 siteslatest 9 Jul 2024
- Roach x common bream hybridRutilus rutilus x Abramis brama4 siteslatest 5 Aug 2009
- Rudd varietiesScardinius erythrophthalmus4 siteslatest 13 Aug 2024
- BullheadCottus gobio3 siteslatest 7 Aug 2025
- Common [wild] carpCyprinus carpio3 siteslatest 29 Aug 2023
- Mirror carpCyprinus carpio3 siteslatest 8 Jul 2025
- 3-spined sticklebackGasterosteus aculeatus2 siteslatest 20 Aug 2009
- BarbelBarbus barbus2 siteslatest 11 Jul 2024
- Brown / sea troutSalmo trutta2 siteslatest 7 Oct 2004
- MinnowPhoxinus phoxinus2 siteslatest 7 Aug 2025
- ZanderSander lucioperca2 siteslatest 12 Aug 2019
- Crucian carpCarassius carassius1 sitelatest 22 Nov 1978
- Grass carpCtenopharyngodon idella1 sitelatest 8 Jul 2025
- Roach x silver bream hybridRutilus rutilus x Abramis bjoerkna1 sitelatest 5 Sept 2008
- RuddScardinius erythrophthalmus1 sitelatest 9 Jul 2024
- Stone loachBarbatula barbatula1 sitelatest 30 Aug 2005
- Topmouth gudgeonPseudorasbora parva1 sitelatest 2 Sept 2004
Surveyed sites on this water
31 shown, newest survey first
U/S Carthagena Lock
- Survey events
- 1
- Observed taxa
- 10
- Latest survey
- 16 Sept 2025
Enfield Lock
- Survey events
- 21
- Observed taxa
- 21
- Latest survey
- 7 Aug 2025
Ponders End
- Survey events
- 17
- Observed taxa
- 22
- Latest survey
- 5 Aug 2025
Picketts Lock
- Survey events
- 18
- Observed taxa
- 20
- Latest survey
- 10 Jul 2025
Hertford Basin
- Survey events
- 16
- Observed taxa
- 15
- Latest survey
- 8 Jul 2025
Enfield Lock ReedBeds
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 27 Sept 2018
Enfield Lock TowPath
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 27 Sept 2018
Dobbs Weir
- Survey events
- 3
- Observed taxa
- 10
- Latest survey
- 22 Jun 2015
u/s Springfield Marina
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 3 Oct 2013
Lea Bridge
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 22 Jul 2013
Rye House
- Survey events
- 3
- Observed taxa
- 12
- Latest survey
- 30 Mar 2012
Enfield Lock (OAP Fishing Match)
- Survey events
- 4
- Observed taxa
- 12
- Latest survey
- 4 Aug 2010
Tottenham Lock
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 7 Oct 2009
Ware Priory
- Survey events
- 7
- Observed taxa
- 19
- Latest survey
- 20 Aug 2009
Springwell Marina
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 10 Oct 2007
Springfield Marina, Hackney
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 25 Feb 1993
Amwell Magna
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 24 Feb 1993
Hardmead (Amwell End)
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 23 Feb 1993
Fieldes Weir to Dobbs Weir
- Survey events
- 2
- Observed taxa
- 9
- Latest survey
- 18 Feb 1993
Crown Fishery (Dobb's Lock + Carthagena)
- Survey events
- 1
- Observed taxa
- 8
- Latest survey
- 5 Feb 1993
Small Lee, Prince of Wales fields
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 2 Feb 1993
Turnford Marshes
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 26 Jan 1993
Waltham Abbey Marsh
- Survey events
- 2
- Observed taxa
- 10
- Latest survey
- 26 Nov 1992
Kings Meads Fields
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 10 Nov 1992
Coppermill Stream
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 3 Nov 1992
Amwell Quarry
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 1 Oct 1992
Tumbling Bay
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 22 Sept 1992
Marshgate Drive (Dicker Mill Stream)
- Survey events
- 1
- Observed taxa
- 6
- Latest survey
- 17 Sept 1992
Hartham channels & Lee Nav confluence
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 4 Jul 1978
New Gauge
- Survey events
- 1
- Observed taxa
- 5
- Latest survey
- 4 Jul 1978
Stanstead Lock U/S
- Survey events
- 1
- Observed taxa
- 7
- Latest survey
- 5 Apr 1978
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