Derwent conf - u/s
5 fish species: 3-spined stickleback, Dace, Minnow, Perch, Pike
Fish records for anglers
River R.Hertford System
Explore 12 fish species recorded at 2 places along the river from 2005 to 2024.
Records updated10 August 2026Most recent survey: 2024
- Fish species
- 12
- Places surveyed
- 2
- Survey visits
- 8
- Records span
- 2005–2024
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 |
|---|---|---|---|
| Gasterosteus aculeatus | 2 | 5 | 31 Jul 2024 |
| Esox lucius | 2 | 5 | 31 Jul 2024 |
| Cottus gobio | 2 | 3 | 25 Jun 2018 |
| Anguilla anguilla | 2 | 2 | 5 Jul 2012 |
| Thymallus thymallus | 2 | 2 | 25 Jun 2018 |
| Phoxinus phoxinus | 1 | 5 | 31 Jul 2024 |
| Leuciscus leuciscus | 1 | 3 | 31 Jul 2024 |
| Perca fluviatilis | 1 | 2 | 31 Jul 2024 |
| Rutilus rutilus | 1 | 2 | 25 Jun 2018 |
| Barbatula barbatula | 1 | 2 | 25 Jun 2018 |
| Salmo trutta | 1 | 1 | 27 Jun 2013 |
| Gobio gobio | 1 | 1 | 25 Jun 2018 |
These totals show where a species has been recorded, not how many are in the river today.
Latest activity
Recent survey visits
Derwent conf - u/s
9 fish species: 3-spined stickleback, Bullhead, Grayling, Gudgeon, Minnow…
Willerby Carr
5 fish species: 3-spined stickleback, Brown / sea trout, Bullhead, Grayling, Pike
Derwent conf - u/s
8 fish species: 3-spined stickleback, Bullhead, Dace, European eel, Minnow…
About this page
Useful context
This page follows survey locations along the main River R.Hertford System. 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 →