River Gadder
13 fish species have been recorded at 3 locations along the River Gadder.
- Fish species
- 13
- Places surveyed
- 3
- Survey visits
- 13
- Records span
- 1990–2024
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 | 3 | 2024 | 70 | Median: 5.5 cm70 fish measuredLargest measured bullhead: 8 cm | — |
| European eelAnguilla anguilla | 3 | 2024 | 35 | Median: 33.6 cm2 fish measuredLargest measured european eel: 35 cm | Recorded weight: 5.3 oz (0.15 kg)1 fish weighed |
| Brown / sea troutSalmo trutta | 2 | 2015 | 52 | Median: 13.5 cm33 fish measuredLargest measured brown / sea trout: 25.8 cm | — |
| PikeEsox lucius | 2 | 2024 | 15 | Median: 21.5 cm15 fish measuredLargest measured pike: 35.3 cm | — |
| DaceLeuciscus leuciscus | 2 | 1993 | 18 | Median: 11.3 cm18 fish measuredLargest measured dace: 20.8 cm | — |
| GudgeonGobio gobio | 2 | 2005 | 5 | Median: 11.3 cm5 fish measuredLargest measured gudgeon: 12.3 cm | — |
| PerchPerca fluviatilis | 2 | 1990 | 2 | Median: 8.9 cm2 fish measuredLargest measured perch: 9.8 cm | — |
| Brook lampreyLampetra planeri | 1 | 2015 | 11 | Median: 12.4 cm11 fish measuredLargest measured brook lamprey: 15.5 cm | Median: 0.1 oz (0.003 kg)11 fish weighedLargest measured: 0.4 oz (0.012 kg) |
| Stone loachBarbatula barbatula | 1 | 2005 | 8 | Median: 6.4 cm2 fish measuredLargest measured stone loach: 8.5 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 1 | 2011 | 1 | Recorded length: 2.8 cm1 fish measured | — |
| ChubLeuciscus cephalus | 1 | 1990 | 2 | Median: 7.6 cm2 fish measuredLargest measured chub: 8.8 cm | — |
| MinnowPhoxinus phoxinus | 1 | 2000 | 4 | Median: 6.8 cm4 fish measuredLargest measured minnow: 7.8 cm | — |
| RuddScardinius erythrophthalmus | 1 | 1993 | 1 | Recorded length: 5.8 cm1 fish measured | — |
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 Gadder. 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 →