Cock Beck
10 fish species have been recorded at 6 locations along the Cock Beck.
- Fish species
- 10
- Places surveyed
- 6
- Survey visits
- 11
- Records span
- 2004–2017
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 | 6 | 2017 | 95 | Median: 5.2 cm66 fish measuredLargest measured bullhead: 9.5 cm | — |
| European eelAnguilla anguilla | 6 | 2017 | 19 | Median: 20 cm15 fish measuredLargest measured european eel: 31.2 cm | — |
| Brown / sea troutSalmo trutta | 5 | 2017 | 44 | Median: 18.6 cm44 fish measuredLargest measured brown / sea trout: 29.6 cm | — |
| MinnowPhoxinus phoxinus | 5 | 2017 | 59 | Median: 5.7 cm25 fish measuredLargest measured minnow: 6.9 cm | — |
| ChubLeuciscus cephalus | 4 | 2017 | 30 | Median: 5.8 cm30 fish measuredLargest measured chub: 30.1 cm | — |
| DaceLeuciscus leuciscus | 4 | 2017 | 20 | Median: 13.4 cm20 fish measuredLargest measured dace: 17.8 cm | — |
| Stone loachBarbatula barbatula | 3 | 2017 | 10 | Recorded length: 7.3 cm1 fish measuredView stone loach measurement → | — |
| GudgeonGobio gobio | 3 | 2004 | 4 | Median: 12.1 cm4 fish measuredLargest measured gudgeon: 12.8 cm | — |
| Atlantic salmonSalmo salar | 1 | 2017 | 22 | Median: 8.3 cm22 fish measuredLargest measured atlantic salmon: 9.1 cm | — |
| RoachRutilus rutilus | 1 | 2004 | 3 | Median: 18.7 cm3 fish measuredLargest measured roach: 19.6 cm | — |
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 Cock Beck. 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 →