ARAnglerRadar evidence & rules

Oncorhynchus mykiss · England

Where rainbow trout has been recorded

Environment Agency surveys have recorded rainbow trout at 425 sites across 210 waters, between 1978 and 2026. These are monitoring records with dates. They do not establish what is present today, nor that you may fish for it.

Waters

Rivers with the most records

Ordered by how many surveyed sites on each water recorded it. Waters with their own page are linked.

  1. Costa Beck 2011 Project sites14 siteslatest 3 Oct 2013
  2. River Wharfe (Yorkshire)10 siteslatest 4 Aug 2014
  3. River Kennet8 siteslatest 8 Oct 2024
  4. River Hull7 siteslatest 1 Oct 2014
  5. Costa Beck6 siteslatest 27 Sept 2023
  6. River Loddon6 siteslatest 12 Oct 2016
  7. River Rye6 siteslatest 5 Jul 2006
  8. Wye (East Midlands)6 siteslatest 28 Aug 2025
  9. Derwent (East Midlands)5 siteslatest 13 Sept 2018
  10. Great Eau FMU5 siteslatest 2 Jun 2022
  11. Gwash5 siteslatest 5 Jul 2023
  12. Main Avon Sites (Wessex)5 siteslatest 9 May 2011
  13. Nar5 siteslatest 4 Oct 2013
  14. River Box (Main Reaches)5 siteslatest 17 May 2024
  15. River Goyt5 siteslatest 11 Aug 2009
  16. River Holme5 siteslatest 16 Aug 2006
  17. River Ryburn5 siteslatest 16 Sept 2019
  18. Wey South5 siteslatest 4 Nov 2009
  19. Barlow Brook4 siteslatest 24 Jul 1992
  20. Chess4 siteslatest 20 Sept 2017
  21. Great Eau Riffles4 siteslatest 25 Sept 1995
  22. Main Congresbury Yeo4 siteslatest 23 Jul 2013
  23. Main River Chew4 siteslatest 21 Jul 2016
  24. Ozelworth Brook4 siteslatest 4 Aug 2010
  25. R.Bain4 siteslatest 29 Mar 1994
  26. River Churnet4 siteslatest 15 Aug 2017
  27. River Derwent (Yorkshire)4 siteslatest 28 Jun 2018
  28. River Ebble4 siteslatest 9 Aug 2018
  29. River Little Avon4 siteslatest 1 Sept 2005
  30. River Tees (North East)4 siteslatest 4 Nov 1999
  31. River Washburn4 siteslatest 18 Sept 2008
  32. Test4 siteslatest 19 Jul 2018
  33. Washford River4 siteslatest 7 May 2014
  34. Bow Brook3 siteslatest 19 May 1999
  35. Darent - main river3 siteslatest 6 Jun 2024
  36. Ewden Beck3 siteslatest 28 Aug 2012
  37. Eyebrook3 siteslatest 20 May 2004
  38. Long Eau FMU3 siteslatest 19 Nov 2013
  39. Main Semington Brook3 siteslatest 6 Sept 2001
  40. Monksilver Stream3 siteslatest 25 Oct 1994
  41. Nailsworth Stream3 siteslatest 23 Aug 1995
  42. North Brook3 siteslatest 26 Jun 2013
  43. Peover Eye3 siteslatest 7 Jun 2013
  44. River Blythe3 siteslatest 27 May 2025
  45. River Sence (West Midlands)3 siteslatest 10 Jul 2007
  46. Rothley Brook3 siteslatest 12 Jun 2012
  47. River Churn3 siteslatest 28 Apr 2010
  48. River Lune3 siteslatest 25 Aug 2022
  49. River Ribble3 siteslatest 21 Aug 2006
  50. Sea Trout Survey, Doniford Stream3 siteslatest 18 Oct 2005
  51. Teise3 siteslatest 22 Aug 2023
  52. Amber2 siteslatest 7 Nov 1997
  53. Ashop2 siteslatest 20 Jun 2011
  54. Above Wansford2 siteslatest 6 Jun 1995
  55. Birkin Brook2 siteslatest 29 May 2012
  56. Blagdon Lake2 siteslatest 3 Oct 2006
  57. Bristol Avon main river2 siteslatest 23 Aug 2017
  58. Bure (upper)2 siteslatest 25 Apr 1991
  59. Greasborough Dyke2 siteslatest 4 Jan 1990
  60. Hayle2 siteslatest 11 Oct 1983
  61. Holdshott Farm Enhancements2 siteslatest 29 Mar 2012
  62. Hollywood End Brook2 siteslatest 9 Feb 1999
  63. Lathkill2 siteslatest 28 Aug 2015
  64. Lincolnshire Lakes2 siteslatest 4 Oct 1989
  65. Louth Canal2 siteslatest 25 Jun 2015
  66. Lugg2 siteslatest 13 Oct 1998
  67. Main Haddeo2 siteslatest 17 Jul 2007
  68. Main Kennal2 siteslatest 31 May 2011
  69. Main River Biss2 siteslatest 12 Jul 2010
  70. Main River Exe2 siteslatest 11 Sept 2015
  71. Main River Isle2 siteslatest 17 Jul 1997
  72. Main River Tone2 siteslatest 28 May 2009
  73. Main Somerset Frome2 siteslatest 22 Sept 2025
  74. Main Valency2 siteslatest 30 Aug 2017
  75. Piddle2 siteslatest 24 Jun 2025
  76. River Aire (Yorkshire)2 siteslatest 24 Jun 2011
  77. River Coln2 siteslatest 7 Mar 2008
  78. River Dane2 siteslatest 4 Aug 2003
  79. River Don2 siteslatest 7 Jul 2010
  80. River Kent2 siteslatest 2 Aug 2004

Distribution

By ecology region

  • Yorkshire98 sites
  • Wessex66 sites
  • Lincolnshire and Northamptonshire46 sites
  • Thames39 sites
  • West Midlands36 sites
  • East Anglia26 sites
  • East Midlands25 sites
  • Devon and Cornwall and the Isles of Scilly21 sites
  • Greater Manchester Merseyside and Cheshire20 sites
  • Solent and South Downs12 sites
  • Kent, South London and East Sussex10 sites
  • Hertfordshire and North London10 sites
  • North East9 sites
  • Cumbria and Lancashire7 sites

Regions are the Environment Agency’s own ecology areas. Survey effort is not even across them, so a higher count can reflect more monitoring rather than more fish.

Provenance

Source and licence

  • SourceEnvironment Agency Ecology & Fish Data
  • LicenceOpen Government Licence v3.0
  • Source copy retrieved23 Jul 2026
  • Not assertedCurrent presence, abundance, access, permission or fishing quality
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