Devon and Cornwall and the Isles of Scilly · Environment Agency surveys
What fish are in the Main Tavy?
Monitoring has recorded 11 species across 27 surveyed sites on this water, between 1983 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.
- Brown / sea troutSalmo trutta26 siteslatest 7 Oct 2025
- Atlantic salmonSalmo salar23 siteslatest 9 Sept 2025
- European eels > elversAnguilla anguilla20 siteslatest 9 Sept 2025
- BullheadCottus gobio15 siteslatest 9 Sept 2025
- European eelAnguilla anguilla15 siteslatest 25 Jun 2009
- Stone loachBarbatula barbatula7 siteslatest 9 Sept 2025
- European elversAnguilla anguilla5 siteslatest 9 Sept 2025
- MinnowPhoxinus phoxinus3 siteslatest 9 Sept 2025
- 3-spined sticklebackGasterosteus aculeatus2 siteslatest 25 Jun 2008
- Brook lamprey > ammocoeteLampetra planeri1 sitelatest 21 Aug 2025
- Rainbow troutOncorhynchus mykiss1 sitelatest 11 Jul 1983
Surveyed sites on this water
27 shown, newest survey first
Sandy Ford
- Survey events
- 1
- Observed taxa
- 1
- Latest survey
- 7 Oct 2025
Balstone
- Survey events
- 6
- Observed taxa
- 8
- Latest survey
- 9 Sept 2025
Langham Wood
- Survey events
- 6
- Observed taxa
- 7
- Latest survey
- 9 Sept 2025
Denham Woods
- Survey events
- 5
- Observed taxa
- 7
- Latest survey
- 27 Aug 2025
Brook Mill
- Survey events
- 16
- Observed taxa
- 10
- Latest survey
- 21 Aug 2025
Evans Weir
- Survey events
- 11
- Observed taxa
- 8
- Latest survey
- 20 Aug 2025
u/s Harford Bridge
- Survey events
- 16
- Observed taxa
- 5
- Latest survey
- 25 Jul 2025
Creason Wood
- Survey events
- 14
- Observed taxa
- 4
- Latest survey
- 24 Jul 2025
Iron Bridge
- Survey events
- 23
- Observed taxa
- 5
- Latest survey
- 15 Jul 2025
Hill Bridge
- Survey events
- 20
- Observed taxa
- 4
- Latest survey
- 3 Jul 2025
Higher Harford
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 23 Jul 2024
Rowdens Wood
- Survey events
- 3
- Observed taxa
- 5
- Latest survey
- 23 Jul 2024
Lumburn Confluence
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 4 Jul 2024
Sausage Factory
- Survey events
- 4
- Observed taxa
- 5
- Latest survey
- 27 Jun 2024
u/s Double Waters
- Survey events
- 4
- Observed taxa
- 5
- Latest survey
- 27 Jun 2024
U/S Hill Bridge
- Survey events
- 2
- Observed taxa
- 2
- Latest survey
- 25 Jun 2024
D/S Iron Bridge
- Survey events
- 2
- Observed taxa
- 3
- Latest survey
- 20 Jun 2024
Horndon
- Survey events
- 3
- Observed taxa
- 3
- Latest survey
- 20 Jun 2024
Wharf Car Park
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 17 Jun 2024
Willminstone
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 17 Jun 2024
Downstream Colly Brook Confluence
- Survey events
- 1
- Observed taxa
- 4
- Latest survey
- 25 Sept 2014
Nattor
- Survey events
- 5
- Observed taxa
- 3
- Latest survey
- 15 Jul 2013
d/s Standon Steps
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 4 Oct 2005
u/s Rowdens Tributary
- Survey events
- 1
- Observed taxa
- 3
- Latest survey
- 15 Sept 2005
u/s Willsworthy Leat
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 12 Jul 2004
u/s Denham Bridge
- Survey events
- 2
- Observed taxa
- 4
- Latest survey
- 22 Jul 2002
Rattle Brook
- Survey events
- 1
- Observed taxa
- 2
- Latest survey
- 11 Aug 1983
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