Cog Mill
5 fish species: 3-spined stickleback, Bullhead, European eel, Minnow, Stone loach
Fish records for anglers
River Bristol Avon Catchment
Explore 7 fish species recorded at 2 places along the river from 1998 to 2021.
Records updated10 August 2026Most recent survey: 2021
- Fish species
- 7
- Places surveyed
- 2
- Survey visits
- 4
- Records span
- 1998–2021
Explore the river
See where fish were found
2 of 2 places shown
Choose a point on the map to see what was recorded there.
Map points are approximate and don’t show fishing access. Check local permissions before visiting.
Fish in this river
Species recorded
Choose a fish to highlight the places where surveyors found it.
| Fish | Places found | Survey visits | Last recorded |
|---|---|---|---|
| Anguilla anguilla | 2 | 4 | 27 Jul 2021 |
| Gasterosteus aculeatus | 2 | 3 | 27 Jul 2021 |
| Cottus gobio | 2 | 3 | 27 Jul 2021 |
| Phoxinus phoxinus | 1 | 2 | 27 Jul 2021 |
| Barbatula barbatula | 1 | 2 | 27 Jul 2021 |
| Salmo trutta | 1 | 1 | 19 Apr 2016 |
| Rutilus rutilus | 1 | 1 | 15 Jul 1998 |
These totals show where a species has been recorded, not how many are in the river today.
Latest activity
Recent survey visits
Siston Brook
4 fish species: 3-spined stickleback, Brown / sea trout, Bullhead, European eel
Cog Mill
5 fish species: 3-spined stickleback, Bullhead, European eel, Minnow, Stone loach
Cog Mill
2 fish species: European eel, Roach
About this page
Useful context
This page follows survey locations along the main River Bristol Avon Catchment. Tributaries and unrelated rivers with similar names are kept separate.
The map shows past fish records, not fishing access or a promise of what you’ll catch today.
How RiverFish handles the data →