River Monkey island
11 fish species have been recorded at 2 locations along the River Monkey island.
- Fish species
- 11
- Places surveyed
- 2
- Survey visits
- 38
- Records span
- 2003–2025
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 |
|---|---|---|---|---|---|
| PerchPerca fluviatilis | 2 | 2025 | 519 | Median: 6 cm492 fish measuredLargest measured perch: 14.7 cm | — |
| ChubLeuciscus cephalus | 2 | 2025 | 2,560 | Median: 2.7 cm925 fish measuredLargest measured chub: 25.3 cm | — |
| RoachRutilus rutilus | 2 | 2023 | 1,472 | Median: 4 cm881 fish measuredLargest measured roach: 15.3 cm | — |
| DaceLeuciscus leuciscus | 2 | 2025 | 650 | Median: 4.7 cm633 fish measuredLargest measured dace: 20.4 cm | — |
| GudgeonGobio gobio | 2 | 2025 | 1,481 | Median: 5.2 cm1,025 fish measuredLargest measured gudgeon: 13.9 cm | — |
| MinnowPhoxinus phoxinus | 2 | 2025 | 2,481 | Median: 3 cm1,010 fish measuredLargest measured minnow: 9 cm | — |
| BleakAlburnus alburnus | 2 | 2018 | 701 | Median: 10.7 cm373 fish measuredLargest measured bleak: 15.2 cm | — |
| BullheadCottus gobio | 2 | 2014 | 3 | Median: 4.2 cm3 fish measuredLargest measured bullhead: 4.7 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 2 | 2017 | 2 | Median: 3.2 cm2 fish measuredLargest measured 3-spined stickleback: 3.2 cm | — |
| BarbelBarbus barbus | 1 | 2023 | 11 | Median: 4.8 cm11 fish measuredLargest measured barbel: 5.7 cm | — |
| RuffeGymnocephalus cernuus | 1 | 2007 | 2 | Median: 4.9 cm2 fish measuredLargest measured ruffe: 5.2 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 River Monkey island. 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 →