Environment Agency ecology region
Hertfordshire and North London
409 survey sites hold recorded taxa in this region. Each site page lists what monitoring found and when. None of it establishes access, permission, current presence or fishing quality.
Showing 101–200 of 409
Page 2 of 5
Eastwick Loop
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 30 Apr 2009
- Latest survey
- 30 Apr 2009
Edgeware Road
- Survey events
- 3
- Observed taxa
- 6
- First survey
- 21 Sept 1994
- Latest survey
- 10 Nov 2005
Elder Way
- Survey events
- 3
- Observed taxa
- 1
- First survey
- 10 Apr 2012
- Latest survey
- 9 Apr 2026
Elms Lake
- Survey events
- 1
- Observed taxa
- 8
- First survey
- 19 Feb 2004
- Latest survey
- 19 Feb 2004
Elthorpe Park River Brent (GUC)
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 27 Oct 1994
- Latest survey
- 27 Oct 1994
Enfield Golf Course
- Survey events
- 3
- Observed taxa
- 6
- First survey
- 20 May 2008
- Latest survey
- 9 May 2019
Enfield Lock
- Survey events
- 21
- Observed taxa
- 21
- First survey
- 22 Oct 2002
- Latest survey
- 7 Aug 2025
Enfield Lock (OAP Fishing Match)
- Survey events
- 4
- Observed taxa
- 12
- First survey
- 1 Aug 2007
- Latest survey
- 4 Aug 2010
Enfield Lock ReedBeds
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 27 Sept 2018
- Latest survey
- 27 Sept 2018
Enfield Lock TowPath
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 27 Sept 2018
- Latest survey
- 27 Sept 2018
Essendon
- Survey events
- 9
- Observed taxa
- 16
- First survey
- 11 Sept 2003
- Latest survey
- 26 Jun 2013
Fallowfield
- Survey events
- 2
- Observed taxa
- 1
- First survey
- 16 Jul 2014
- Latest survey
- 16 Sept 2021
Fieldes Weir to Dobbs Weir
- Survey events
- 2
- Observed taxa
- 9
- First survey
- 19 Apr 1978
- Latest survey
- 18 Feb 1993
Fields Weir
- Survey events
- 1
- Observed taxa
- 6
- First survey
- 6 Jun 1992
- Latest survey
- 6 Jun 1992
Fishers Green
- Survey events
- 20
- Observed taxa
- 22
- First survey
- 6 Sept 1978
- Latest survey
- 29 Jul 2025
Fishers Green barbel investigation
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 3 Nov 2017
- Latest survey
- 3 Nov 2017
Flash Lane
- Survey events
- 6
- Observed taxa
- 7
- First survey
- 6 Dec 2013
- Latest survey
- 11 Oct 2019
Flour Mills Loop
- Survey events
- 6
- Observed taxa
- 12
- First survey
- 11 Feb 1993
- Latest survey
- 1 Jul 2009
Ford Bridge Braughing
- Survey events
- 17
- Observed taxa
- 6
- First survey
- 11 May 2006
- Latest survey
- 2 Oct 2025
Ford Bridge Roundabout
- Survey events
- 2
- Observed taxa
- 10
- First survey
- 20 Aug 2010
- Latest survey
- 24 Aug 2017
Fords
- Survey events
- 4
- Observed taxa
- 12
- First survey
- 23 May 1996
- Latest survey
- 25 Oct 2018
Forty Hall
- Survey events
- 8
- Observed taxa
- 11
- First survey
- 4 May 2006
- Latest survey
- 22 Oct 2018
Forty Hall TMG
- Survey events
- 2
- Observed taxa
- 1
- First survey
- 26 Mar 2009
- Latest survey
- 20 Apr 2010
Frogmore Hall
- Survey events
- 1
- Observed taxa
- 3
- First survey
- 10 Sept 1993
- Latest survey
- 10 Sept 1993
Frogmore Hall
- Survey events
- 1
- Observed taxa
- 6
- First survey
- 10 Sept 1993
- Latest survey
- 10 Sept 1993
Fulling Mill
- Survey events
- 7
- Observed taxa
- 5
- First survey
- 12 Jul 2017
- Latest survey
- 4 Apr 2023
Fyfield
- Survey events
- 2
- Observed taxa
- 8
- First survey
- 30 Mar 1990
- Latest survey
- 2 Mar 1999
Gadebridge Park
- Survey events
- 5
- Observed taxa
- 15
- First survey
- 12 Feb 2002
- Latest survey
- 6 Jun 2022
Gadebridge Park post-enhancement
- Survey events
- 1
- Observed taxa
- 1
- First survey
- 29 Sept 2025
- Latest survey
- 29 Sept 2025
Gadebridge park pre-ehancement
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 28 May 2021
- Latest survey
- 28 May 2021
Gang Bridge
- Survey events
- 8
- Observed taxa
- 13
- First survey
- 25 Mar 1990
- Latest survey
- 15 Oct 2021
Gaston Bridge
- Survey events
- 6
- Observed taxa
- 16
- First survey
- 13 Oct 2005
- Latest survey
- 5 Sept 2023
Gerrards Cross STW
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 12 May 1999
- Latest survey
- 12 May 1999
Gilwell Park Lake
- Survey events
- 1
- Observed taxa
- 2
- First survey
- 3 May 2005
- Latest survey
- 3 May 2005
Glasgow Stud
- Survey events
- 1
- Observed taxa
- 6
- First survey
- 6 Dec 2013
- Latest survey
- 6 Dec 2013
Glasgow Stud 2
- Survey events
- 5
- Observed taxa
- 6
- First survey
- 13 Dec 2013
- Latest survey
- 10 Oct 2019
Goddards End
- Survey events
- 1
- Observed taxa
- 1
- First survey
- 2 Sept 1993
- Latest survey
- 2 Sept 1993
Goldings
- Survey events
- 1
- Observed taxa
- 3
- First survey
- 28 Oct 1993
- Latest survey
- 28 Oct 1993
Gorehambury Mill
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 15 Apr 2014
- Latest survey
- 15 Apr 2014
Grange Paddocks
- Survey events
- 13
- Observed taxa
- 14
- First survey
- 7 Oct 2003
- Latest survey
- 19 Aug 2025
Great Canfield
- Survey events
- 6
- Observed taxa
- 8
- First survey
- 23 Aug 2002
- Latest survey
- 27 Sept 2007
Great Canfield brown trout investigation
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 12 Jun 2024
- Latest survey
- 12 Jun 2024
Great Gaddesden
- Survey events
- 1
- Observed taxa
- 3
- First survey
- 21 May 2004
- Latest survey
- 21 May 2004
Greenford Bridge
- Survey events
- 8
- Observed taxa
- 15
- First survey
- 18 Oct 1994
- Latest survey
- 17 Oct 2024
Grenfell Park
- Survey events
- 1
- Observed taxa
- 1
- First survey
- 16 May 1996
- Latest survey
- 16 May 1996
Griggs Bridge
- Survey events
- 4
- Observed taxa
- 5
- First survey
- 30 May 2006
- Latest survey
- 5 Oct 2022
Grove Farm
- Survey events
- 4
- Observed taxa
- 7
- First survey
- 23 Apr 1996
- Latest survey
- 31 Mar 2026
Hackney Marshes
- Survey events
- 15
- Observed taxa
- 31
- First survey
- 11 Nov 2003
- Latest survey
- 11 Sept 2025
Hacton Lane
- Survey events
- 7
- Observed taxa
- 14
- First survey
- 16 Apr 1996
- Latest survey
- 30 Apr 2024
Hanwell
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 29 Mar 1988
- Latest survey
- 29 Mar 1988
Hanwell Bridge
- Survey events
- 6
- Observed taxa
- 16
- First survey
- 17 Mar 1999
- Latest survey
- 15 Oct 2024
Hardmead (Amwell End)
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 23 Feb 1993
- Latest survey
- 23 Feb 1993
Harefield Road
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 17 Jun 1986
- Latest survey
- 17 Jun 1986
Harlequins
- Survey events
- 3
- Observed taxa
- 6
- First survey
- 6 Sept 2017
- Latest survey
- 17 Sept 2019
Harmondsworth Moor
- Survey events
- 16
- Observed taxa
- 17
- First survey
- 3 Sept 2003
- Latest survey
- 15 May 2024
Harrow Lodge Park
- Survey events
- 2
- Observed taxa
- 2
- First survey
- 3 Jul 2014
- Latest survey
- 14 Apr 2026
Hartham Common
- Survey events
- 15
- Observed taxa
- 20
- First survey
- 24 Oct 2002
- Latest survey
- 21 Jun 2018
Hartham Common Beane
- Survey events
- 6
- Observed taxa
- 18
- First survey
- 2 Nov 1993
- Latest survey
- 14 Jun 2024
Hartham Common Weir
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 21 Jun 2018
- Latest survey
- 21 Jun 2018
Hartham Leisure centre
- Survey events
- 1
- Observed taxa
- 9
- First survey
- 24 Jun 2019
- Latest survey
- 24 Jun 2019
Hartham channels & Lee Nav confluence
- Survey events
- 1
- Observed taxa
- 1
- First survey
- 4 Jul 1978
- Latest survey
- 4 Jul 1978
Hatton Road
- Survey events
- 7
- Observed taxa
- 16
- First survey
- 13 Jun 2000
- Latest survey
- 8 Oct 2024
Haynes Park
- Survey events
- 2
- Observed taxa
- 1
- First survey
- 12 Apr 2011
- Latest survey
- 14 Apr 2026
Heathrow EP: Little Britain
- Survey events
- 1
- Observed taxa
- 9
- First survey
- 31 Oct 2019
- Latest survey
- 31 Oct 2019
Heathrow EP: Poyle Channel
- Survey events
- 1
- Observed taxa
- 9
- First survey
- 28 Oct 2019
- Latest survey
- 28 Oct 2019
Heathrow Wraysbury River Zone F
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 22 Oct 2019
- Latest survey
- 22 Oct 2019
Heathrow Wraysbury River Zone H
- Survey events
- 1
- Observed taxa
- 6
- First survey
- 22 Oct 2019
- Latest survey
- 22 Oct 2019
Hertford Basin
- Survey events
- 16
- Observed taxa
- 15
- First survey
- 15 Dec 1992
- Latest survey
- 8 Jul 2025
Hertford County Hall AS
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 28 Nov 2003
- Latest survey
- 28 Nov 2003
Hertford Football Ground
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 29 Mar 1978
- Latest survey
- 29 Mar 1978
Hertford North
- Survey events
- 3
- Observed taxa
- 7
- First survey
- 4 Nov 1993
- Latest survey
- 18 Aug 2011
High Ongar (Ongar Bridge)
- Survey events
- 14
- Observed taxa
- 13
- First survey
- 4 Oct 2002
- Latest survey
- 6 Aug 2024
Holbrook Farm
- Survey events
- 1
- Observed taxa
- 2
- First survey
- 28 Aug 2013
- Latest survey
- 28 Aug 2013
Holly cross rd/water place farm
- Survey events
- 1
- Observed taxa
- 8
- First survey
- 22 Jun 2006
- Latest survey
- 22 Jun 2006
Hollycross Road
- Survey events
- 12
- Observed taxa
- 15
- First survey
- 22 Oct 2007
- Latest survey
- 19 Sept 2023
Holyfield Hall Farm
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 16 Jun 1992
- Latest survey
- 16 Jun 1992
Horsendon Lane
- Survey events
- 1
- Observed taxa
- 9
- First survey
- 5 Jun 1987
- Latest survey
- 5 Jun 1987
Horton D/S site
- Survey events
- 1
- Observed taxa
- 10
- First survey
- 23 Apr 2010
- Latest survey
- 23 Apr 2010
Horton Middle Site
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 23 Apr 2010
- Latest survey
- 23 Apr 2010
Horton U/S Backloop
- Survey events
- 1
- Observed taxa
- 3
- First survey
- 24 Apr 2010
- Latest survey
- 24 Apr 2010
Horton U/S Site
- Survey events
- 1
- Observed taxa
- 6
- First survey
- 24 Apr 2010
- Latest survey
- 24 Apr 2010
Hounslow Heath
- Survey events
- 10
- Observed taxa
- 16
- First survey
- 20 May 2005
- Latest survey
- 14 Sept 2022
Hunsdon Mill House
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 10 Jun 2011
- Latest survey
- 10 Jun 2011
Hunton Bridge
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 21 Apr 1988
- Latest survey
- 21 Apr 1988
Hyde Mill
- Survey events
- 14
- Observed taxa
- 17
- First survey
- 9 Oct 2002
- Latest survey
- 17 Jun 2025
Hythe End
- Survey events
- 13
- Observed taxa
- 17
- First survey
- 20 Nov 2001
- Latest survey
- 6 Jun 2014
Ilford Golf Course
- Survey events
- 15
- Observed taxa
- 20
- First survey
- 7 Jun 1992
- Latest survey
- 23 Jul 2024
Isle of Wight Farm
- Survey events
- 3
- Observed taxa
- 4
- First survey
- 28 Apr 2008
- Latest survey
- 24 May 2019
Isle of Wight Farm
- Survey events
- 3
- Observed taxa
- 3
- First survey
- 13 May 1999
- Latest survey
- 24 Oct 2000
Iver
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 15 May 1986
- Latest survey
- 15 May 1986
Johnsons Lock
- Survey events
- 1
- Observed taxa
- 7
- First survey
- 17 Mar 1987
- Latest survey
- 17 Mar 1987
Kensal Road
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 25 Mar 1988
- Latest survey
- 25 Mar 1988
King George Reseviour
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 23 Jun 1992
- Latest survey
- 23 Jun 1992
Kings Langley
- Survey events
- 2
- Observed taxa
- 14
- First survey
- 15 Jul 2004
- Latest survey
- 11 Jun 2013
Kings Meads Fields
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 10 Nov 1992
- Latest survey
- 10 Nov 1992
Kings Weir
- Survey events
- 2
- Observed taxa
- 12
- First survey
- 11 Jun 1992
- Latest survey
- 2 Jun 2015
Kings Weir - Weirpool
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 2 Jun 2015
- Latest survey
- 2 Jun 2015
Kings Weir Back Loop
- Survey events
- 2
- Observed taxa
- 11
- First survey
- 14 May 2013
- Latest survey
- 29 May 2014
Kiora Sluice
- Survey events
- 1
- Observed taxa
- 5
- First survey
- 2 Jun 1992
- Latest survey
- 2 Jun 1992
Lairage Land
- Survey events
- 1
- Observed taxa
- 4
- First survey
- 26 Jul 2022
- Latest survey
- 26 Jul 2022
Provenance
Source and licence
- SourceEnvironment Agency Ecology & Fish Data
- LicenceOpen Government Licence v3.0
- Source copy retrieved23 Jul 2026
- Terms checked23 Jul 2026
- Not assertedAccess, permission, current presence, fishing quality or safety