River Alre
12 fish species have been recorded at 5 locations along the River Alre.
- Fish species
- 12
- Places surveyed
- 5
- Survey visits
- 17
- Records span
- 2002–2025
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 |
|---|---|---|---|---|---|
| BullheadCottus gobio | 5 | 2025 | 1,461 | Median: 5.3 cm109 fish measuredLargest measured bullhead: 10.4 cm | — |
| Brown / sea troutSalmo trutta | 4 | 2025 | 1,280 | Median: 22 cm1,280 fish measuredLargest measured brown / sea trout: 53.5 cm | Median: 7.6 oz (0.2165 kg)80 fish weighedLargest measured: 2 lb 4.8 oz (1.04 kg) |
| European eelAnguilla anguilla | 4 | 2025 | 119 | Median: 42.5 cm119 fish measuredLargest measured european eel: 69.8 cm | Median: 5.9 oz (0.166 kg)10 fish weighedLargest measured: 14.1 oz (0.4 kg) |
| PikeEsox lucius | 3 | 2023 | 21 | Median: 25.9 cm21 fish measuredLargest measured pike: 66.7 cm | — |
| Brook lampreyLampetra planeri | 2 | 2025 | 42 | Median: 12.7 cm2 fish measuredLargest measured brook lamprey: 13.4 cm | — |
| GraylingThymallus thymallus | 2 | 2015 | 27 | Median: 23.5 cm27 fish measuredLargest measured grayling: 37 cm | Median: 6.3 oz (0.1785 kg)18 fish weighedLargest measured: 14.3 oz (0.404 kg) |
| 3-spined sticklebackGasterosteus aculeatus | 2 | 2023 | 4 | — | — |
| PerchPerca fluviatilis | 2 | 2013 | 26 | Median: 6.5 cm26 fish measuredLargest measured perch: 33.4 cm | — |
| Atlantic salmonSalmo salar | 1 | 2009 | 4 | Median: 12.1 cm4 fish measuredLargest measured atlantic salmon: 18.1 cm | Median: 0.9 oz (0.025 kg)2 fish weighedLargest measured: 1.1 oz (0.031 kg) |
| MinnowPhoxinus phoxinus | 1 | 2015 | 3 | — | — |
| Rainbow troutOncorhynchus mykiss | 1 | 2009 | 3 | Median: 21.5 cm3 fish measuredLargest measured rainbow trout: 25 cm | Median: 5.7 oz (0.162 kg)2 fish weighedLargest measured: 6.6 oz (0.187 kg) |
| Stone loachBarbatula barbatula | 1 | 2009 | — | — | — |
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 Alre. 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 →