Tadnoll Brook
13 fish species have been recorded at 6 locations along the Tadnoll Brook.
- Fish species
- 13
- Places surveyed
- 6
- Survey visits
- 25
- Records span
- 2004–2025
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 |
|---|---|---|---|---|---|
| European eelAnguilla anguilla | 6 | 2025 | 440 | Median: 26 cm440 fish measuredLargest measured european eel: 52.3 cm | Median: 0.2 oz (0.0065 kg)164 fish weighedLargest measured: 7.1 oz (0.202 kg) |
| Brown / sea troutSalmo trutta | 6 | 2023 | 1,020 | Median: 9.8 cm1,020 fish measuredLargest measured brown / sea trout: 42.4 cm | — |
| BullheadCottus gobio | 6 | 2025 | 63 | Median: 5.7 cm63 fish measuredLargest measured bullhead: 10 cm | — |
| MinnowPhoxinus phoxinus | 6 | 2025 | 21 | Median: 5.6 cm21 fish measuredLargest measured minnow: 7.2 cm | — |
| Stone loachBarbatula barbatula | 6 | 2025 | 37 | Median: 8.8 cm37 fish measuredLargest measured stone loach: 11.8 cm | — |
| Atlantic salmonSalmo salar | 4 | 2025 | 240 | Median: 8.3 cm240 fish measuredLargest measured atlantic salmon: 14 cm | — |
| Brook lampreyLampetra planeri | 3 | 2025 | 5 | Median: 9.5 cm5 fish measuredLargest measured brook lamprey: 13.7 cm | — |
| DaceLeuciscus leuciscus | 3 | 2010 | 130 | Median: 16.6 cm130 fish measuredLargest measured dace: 23.6 cm | — |
| GraylingThymallus thymallus | 2 | 2023 | 19 | Median: 11.4 cm19 fish measuredLargest measured grayling: 21.4 cm | — |
| PikeEsox lucius | 2 | 2009 | 14 | Median: 16.7 cm14 fish measuredLargest measured pike: 39.5 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 2 | 2015 | — | — | — |
| PerchPerca fluviatilis | 2 | 2025 | 3 | Median: 17.4 cm3 fish measuredLargest measured perch: 23.3 cm | — |
| River lampreyLampetra fluviatilis | 1 | 2011 | 3 | Median: 11 cm3 fish measuredLargest measured river lamprey: 12 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 Tadnoll 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 →