Grizedale Brook
9 fish species have been recorded at 6 locations along the Grizedale Brook.
- Fish species
- 9
- Places surveyed
- 6
- Survey visits
- 12
- Records span
- 1992–2023
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 |
|---|---|---|---|---|---|
| Brown / sea troutSalmo trutta | 6 | 2023 | 220 | Median: 9.4 cm215 fish measuredLargest measured brown / sea trout: 20 cm | — |
| BullheadCottus gobio | 6 | 2023 | — | — | — |
| European eelAnguilla anguilla | 5 | 2023 | 68 | Median: 31 cm64 fish measuredLargest measured european eel: 67.5 cm | — |
| Atlantic salmonSalmo salar | 3 | 1995 | 108 | Median: 11 cm104 fish measuredLargest measured atlantic salmon: 16 cm | — |
| MinnowPhoxinus phoxinus | 2 | 1995 | — | — | — |
| Stone loachBarbatula barbatula | 2 | 1995 | — | — | — |
| 3-spined sticklebackGasterosteus aculeatus | 1 | 1995 | — | — | — |
| DaceLeuciscus leuciscus | 1 | 1995 | 2 | Median: 5 cm2 fish measuredLargest measured dace: 5 cm | — |
| GudgeonGobio gobio | 1 | 1995 | 4 | Median: 5 cm4 fish measuredLargest measured gudgeon: 5.5 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 Grizedale Brook. 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 →