Great Brook
16 fish species have been recorded at 4 locations along the Great Brook.
- Fish species
- 16
- Places surveyed
- 4
- Survey visits
- 9
- Records span
- 2005–2023
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 |
|---|---|---|---|---|---|
| ChubLeuciscus cephalus | 4 | 2023 | 114 | Median: 18.7 cm114 fish measuredLargest measured chub: 49.8 cm | — |
| GudgeonGobio gobio | 4 | 2023 | 341 | Median: 6 cm341 fish measuredLargest measured gudgeon: 15.9 cm | — |
| RoachRutilus rutilus | 4 | 2023 | 232 | Median: 8.8 cm232 fish measuredLargest measured roach: 24.5 cm | — |
| MinnowPhoxinus phoxinus | 4 | 2023 | — | — | — |
| BullheadCottus gobio | 3 | 2023 | — | — | — |
| PerchPerca fluviatilis | 3 | 2023 | 79 | Median: 6.4 cm79 fish measuredLargest measured perch: 35 cm | — |
| PikeEsox lucius | 3 | 2023 | 60 | Median: 24.2 cm60 fish measuredLargest measured pike: 59.4 cm | — |
| DaceLeuciscus leuciscus | 3 | 2023 | 106 | Median: 10.7 cm106 fish measuredLargest measured dace: 24.7 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 3 | 2012 | — | — | — |
| BleakAlburnus alburnus | 2 | 2017 | 36 | Median: 6.5 cm36 fish measuredLargest measured bleak: 10 cm | — |
| Stone loachBarbatula barbatula | 2 | 2012 | — | — | — |
| Brook lampreyLampetra planeri | 2 | 2012 | — | — | — |
| Brown / sea troutSalmo trutta | 1 | 2017 | 2 | Median: 29.1 cm2 fish measuredLargest measured brown / sea trout: 37.4 cm | — |
| Common breamAbramis brama | 1 | 2007 | 1 | Recorded length: 6.9 cm1 fish measured | — |
| Silver breamAbramis bjoerkna | 1 | 2007 | 2 | Median: 7.7 cm2 fish measuredLargest measured silver bream: 9.3 cm | — |
| TenchTinca tinca | 1 | 2007 | 4 | Median: 18.8 cm4 fish measuredLargest measured tench: 20.5 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 Great 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 →