ARAnglerRadar evidence & rules

Leuciscus cephalus · England

Where chub has been recorded

Environment Agency surveys have recorded chub at 4,370 sites across 914 waters, between 1976 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. Warwickshire Avon96 siteslatest 29 Sept 2025
  2. River Kennet41 siteslatest 9 Oct 2025
  3. River Tees (North East)39 siteslatest 11 Sept 2025
  4. River Trent (West Midlands)36 siteslatest 11 Sept 2025
  5. Colne (Hertfordshire and North London)34 siteslatest 15 Jun 2026
  6. Main Avon Sites (Wessex)33 siteslatest 8 Oct 2025
  7. Main river sites33 siteslatest 18 Sept 2025
  8. River Cherwell33 siteslatest 11 Jun 2025
  9. River Aire (Yorkshire)32 siteslatest 1 Jul 2026
  10. Upper Thames (Thames)32 siteslatest 16 Oct 2025
  11. Wensum (central)32 siteslatest 10 Sept 2025
  12. River Swale (Yorkshire)29 siteslatest 13 Aug 2025
  13. Above Wansford28 siteslatest 17 Sept 2018
  14. Lincolnshire Lakes28 siteslatest 11 Dec 2007
  15. River Evenlode28 siteslatest 29 Aug 2024
  16. River Don27 siteslatest 12 Aug 2025
  17. Blackwater (Solent and South Downs)26 siteslatest 6 May 2026
  18. Lee (Hertfordshire and North London)26 siteslatest 9 Jun 2026
  19. Middle Thames (Thames)26 siteslatest 25 Jul 2025
  20. River Stour Middle (East Anglia)25 siteslatest 11 Aug 2025
  21. Great Ouse (Newport Pagnell to Bedford)24 siteslatest 31 Aug 2023
  22. River Blackwater (East Anglia)24 siteslatest 8 Nov 2023
  23. River Calder24 siteslatest 14 Aug 2025
  24. River Ure (Yorkshire)24 siteslatest 13 Aug 2025
  25. Bollin23 siteslatest 9 Sept 2025
  26. Main River Yeo (Wessex)23 siteslatest 21 Aug 2024
  27. River Chelmer Lower (C&B Navigation)23 siteslatest 4 Jul 2025
  28. Severn - Confl Vyrnwy to Bewdley (main river)23 siteslatest 19 Sept 2023
  29. Medway - main river22 siteslatest 18 Jun 2026
  30. Mole - main river (Kent, South London and East Sussex)22 siteslatest 29 Jul 2025
  31. River Thame22 siteslatest 18 Sept 2025
  32. River Dearne21 siteslatest 2 Jul 2026
  33. River Wear (North East)21 siteslatest 9 Sept 2025
  34. Roding21 siteslatest 23 Apr 2026
  35. Great Stour - main river20 siteslatest 30 Jul 2024
  36. River Churnet20 siteslatest 20 Sept 2022
  37. River Tame20 siteslatest 22 May 2018
  38. River Arrow (West Midlands)20 siteslatest 21 May 2025
  39. Bow Brook19 siteslatest 26 May 2017
  40. Great Ouse (Brackley to Newport Pagnell)19 siteslatest 21 Apr 2026
  41. Lee Navigation (Hertfordshire and North London)19 siteslatest 16 Sept 2025
  42. River Leam19 siteslatest 4 May 2023
  43. River Lostock19 siteslatest 5 Jul 2023
  44. River Stour Upper (East Anglia)19 siteslatest 8 Oct 2024
  45. River Wharfe (Yorkshire)19 siteslatest 22 Aug 2024
  46. TWARP reaches of the Thames19 siteslatest 20 Jul 2025
  47. Arun (Solent and South Downs)18 siteslatest 21 Oct 2025
  48. River Colne Lower (East Anglia)18 siteslatest 2 Jun 2026
  49. River Nadder18 siteslatest 19 Oct 2022
  50. River Wyre18 siteslatest 28 Jun 2023
  51. Above Wellingborough17 siteslatest 16 Nov 2018
  52. Derwent (East Midlands)17 siteslatest 29 Sept 2025
  53. Great Ouse (Brampton to Earith)17 siteslatest 29 Sept 2016
  54. Ivel17 siteslatest 8 Oct 2025
  55. River Ouse (Yorkshire)17 siteslatest 7 Aug 2025
  56. River Windrush17 siteslatest 4 Oct 2023
  57. Soar17 siteslatest 19 Jun 2026
  58. Waveney (central)17 siteslatest 15 Sept 2023
  59. Great Ouse (Bedford to Brampton)16 siteslatest 2 Oct 2018
  60. River Alne16 siteslatest 26 Jun 2025
  61. River Loddon16 siteslatest 14 Apr 2026
  62. River Ribble16 siteslatest 26 Jun 2024
  63. River Teme16 siteslatest 11 Sept 2023
  64. River Tern16 siteslatest 3 Jun 2024
  65. Trent (East Midlands)16 siteslatest 19 Sept 2025
  66. Wye (East Midlands)16 siteslatest 6 Oct 2022
  67. Yare16 siteslatest 17 Aug 2023
  68. R.Bain15 siteslatest 14 Jun 2023
  69. River Chelmer Upper (Main Reaches)15 siteslatest 1 Oct 2025
  70. Tinwell to Peakirk15 siteslatest 16 Oct 2024
  71. Witham Claypole (upper) Subcatchment15 siteslatest 13 Nov 2025
  72. Below Wansford14 siteslatest 30 Oct 2024
  73. Ouse (Solent and South Downs)14 siteslatest 14 Aug 2024
  74. River Cole14 siteslatest 8 Aug 2024
  75. River Dane14 siteslatest 18 May 2023
  76. River Douglas14 siteslatest 1 Jul 2024
  77. Wreake/eye14 siteslatest 25 Jun 2024
  78. Wandle14 siteslatest 7 Oct 2025
  79. Avon Side Channels (Wessex)13 siteslatest 8 Aug 2024
  80. Oxford Watercourses13 siteslatest 4 Apr 2019

Distribution

By ecology region

  • West Midlands768 sites
  • East Anglia763 sites
  • Thames548 sites
  • Lincolnshire and Northamptonshire366 sites
  • Yorkshire341 sites
  • Wessex338 sites
  • Solent and South Downs226 sites
  • Kent, South London and East Sussex219 sites
  • Hertfordshire and North London202 sites
  • East Midlands181 sites
  • Greater Manchester Merseyside and Cheshire172 sites
  • Cumbria and Lancashire149 sites
  • North East87 sites
  • Devon and Cornwall and the Isles of Scilly10 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
Open the source dataset ↗Browse rivers A–Z →