Garren Brook
11 fish species have been recorded at 1 location along the Garren Brook.
- Fish species
- 11
- Places surveyed
- 1
- Survey visits
- 5
- Records span
- 2008–2025
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 | 1 | 2025 | 47 | Median: 25.2 cm47 fish measuredLargest measured brown / sea trout: 41.4 cm | — |
| BullheadCottus gobio | 1 | 2025 | 186 | Median: 7.2 cm20 fish measuredLargest measured bullhead: 9.5 cm | — |
| MinnowPhoxinus phoxinus | 1 | 2025 | 60 | Median: 8.5 cm15 fish measuredLargest measured minnow: 10 cm | — |
| PerchPerca fluviatilis | 1 | 2025 | 19 | Median: 13.6 cm19 fish measuredLargest measured perch: 19.5 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 1 | 2013 | 4 | Median: 2.2 cm4 fish measuredLargest measured 3-spined stickleback: 4.5 cm | — |
| Brook lampreyLampetra planeri | 1 | 2011 | 9 | Median: 13.2 cm9 fish measuredLargest measured brook lamprey: 16 cm | — |
| European eelAnguilla anguilla | 1 | 2011 | 3 | Median: 53.5 cm3 fish measuredLargest measured european eel: 61.5 cm | — |
| GudgeonGobio gobio | 1 | 2019 | 1 | Recorded length: 10 cm1 fish measured | — |
| River lampreyLampetra fluviatilis | 1 | 2011 | 37 | Median: 14 cm37 fish measuredLargest measured river lamprey: 16.1 cm | — |
| RuddScardinius erythrophthalmus | 1 | 2013 | 1 | Recorded length: 13 cm1 fish measured | — |
| Stone loachBarbatula barbatula | 1 | 2011 | — | — | — |
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 Garren 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 →