River Ken
11 fish species have been recorded at 1 location along the River Ken.
- Fish species
- 11
- Places surveyed
- 1
- Survey visits
- 6
- Records span
- 1997–2026
Local EA evidence
Where fish were recorded
Choose a point on the map to see what was recorded there.
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River conditions
Environment Agency evidence
Fish found in this river
Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.
| Fish | Sites | Most recent | Fish counted | Measured length | Measured weight |
|---|---|---|---|---|---|
| BullheadCottus gobio | 1 | 2026 | 123 | Median: 5.9 cm31 fish measuredLargest measured bullhead: 8.5 cm | — |
| European eelAnguilla anguilla | 1 | 2026 | 53 | Median: 18 cm53 fish measuredLargest measured european eel: 51 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 1 | 2025 | 47 | Median: 5 cm29 fish measuredLargest measured 3-spined stickleback: 6.5 cm | — |
| PerchPerca fluviatilis | 1 | 2026 | 21 | Median: 10.4 cm21 fish measuredLargest measured perch: 14 cm | — |
| Brown / sea troutSalmo trutta | 1 | 2026 | 8 | Median: 7.1 cm8 fish measuredLargest measured brown / sea trout: 21.8 cm | — |
| Stone loachBarbatula barbatula | 1 | 2019 | 10 | Median: 8.6 cm10 fish measuredLargest measured stone loach: 12.5 cm | — |
| ChubLeuciscus cephalus | 1 | 2025 | 3 | Median: 12.1 cm3 fish measuredLargest measured chub: 14.5 cm | — |
| DaceLeuciscus leuciscus | 1 | 2013 | 2 | Median: 6.3 cm2 fish measuredLargest measured dace: 7.1 cm | — |
| GudgeonGobio gobio | 1 | 2013 | 4 | Median: 14.9 cm4 fish measuredLargest measured gudgeon: 15.6 cm | — |
| Rainbow troutOncorhynchus mykiss | 1 | 1997 | — | — | — |
| RoachRutilus rutilus | 1 | 2008 | — | — | — |
EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.
Useful context
This page follows survey locations along the main River Ken. 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 →