Boulters Weir Stream
16 fish species have been recorded at 2 locations along the Boulters Weir Stream.
- Fish species
- 16
- 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 |
|---|---|---|---|---|---|
| MinnowPhoxinus phoxinus | 2 | 2025 | 8,490 | Median: 3.4 cm1,892 fish measuredLargest measured minnow: 8 cm | — |
| DaceLeuciscus leuciscus | 2 | 2025 | 741 | Median: 5.6 cm500 fish measuredLargest measured dace: 13 cm | — |
| RoachRutilus rutilus | 2 | 2023 | 2,594 | Median: 4.1 cm1,325 fish measuredLargest measured roach: 12.9 cm | — |
| BleakAlburnus alburnus | 2 | 2025 | 2,201 | Median: 6.4 cm390 fish measuredLargest measured bleak: 10.9 cm | — |
| ChubLeuciscus cephalus | 2 | 2025 | 361 | Median: 3 cm210 fish measuredLargest measured chub: 16.9 cm | — |
| GudgeonGobio gobio | 2 | 2023 | 553 | Median: 4.4 cm323 fish measuredLargest measured gudgeon: 11.2 cm | — |
| BullheadCottus gobio | 2 | 2025 | 145 | Median: 3.8 cm145 fish measuredLargest measured bullhead: 6.7 cm | — |
| PerchPerca fluviatilis | 2 | 2025 | 287 | Median: 5.7 cm273 fish measuredLargest measured perch: 17.9 cm | — |
| 3-spined sticklebackGasterosteus aculeatus | 2 | 2025 | 53 | Median: 3 cm28 fish measuredLargest measured 3-spined stickleback: 3.8 cm | — |
| Stone loachBarbatula barbatula | 2 | 2025 | 8 | Median: 5.1 cm8 fish measuredLargest measured stone loach: 8.6 cm | — |
| BarbelBarbus barbus | 2 | 2018 | 19 | Median: 5.8 cm19 fish measuredLargest measured barbel: 7.8 cm | — |
| Common breamAbramis brama | 1 | 2015 | 1 | Recorded length: 4.4 cm1 fish measured | — |
| Common carpCyprinus carpio | 1 | 2006 | 1 | Recorded length: 7.8 cm1 fish measured | — |
| PikeEsox lucius | 1 | 2017 | 1 | Recorded length: 20.9 cm1 fish measured | — |
| RuffeGymnocephalus cernuus | 1 | 2015 | 2 | Median: 7.6 cm2 fish measuredLargest measured ruffe: 10.4 cm | — |
| TenchTinca tinca | 1 | 2006 | 1 | Recorded length: 4.2 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 Boulters Weir Stream. 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 →