Individual EA measurements
Largest measured perch
The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.
| Length | Survey date | Survey location | Survey ID |
|---|---|---|---|
| 30.7 cm | 15 Jul 2026 | US Canal Feeder | 182332 |
| 26.6 cm | 9 Jun 2011 | Coven | 126455 |
| 26.4 cm | 19 Sept 2005 | Coven | 86251 |
| 25.1 cm | 19 Sept 2005 | Coven | 86251 |
| 23 cm | 13 Sept 2005 | Wedges Mill Downstream Bw Abstraction | 86249 |
| 22.9 cm | 13 Sept 2005 | Wedges Mill Downstream Bw Abstraction | 86249 |
| 21.2 cm | 19 Sept 2005 | Coven | 86251 |
| 20.6 cm | 13 Sept 2005 | Wedges Mill Downstream Bw Abstraction | 86249 |
| 20.4 cm | 9 Jun 2011 | Coven | 126455 |
| 20.3 cm | 13 Sept 2005 | Wedges Mill Downstream Bw Abstraction | 86249 |
Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.
Explore the river
Where perch were found
Each point marks a survey location with at least one perch record.
Choose a point on the map to see what was recorded there.
Map points are approximate and don’t show fishing access. Check local permissions before visiting.
| Place surveyed | First recorded | Last recorded | Visits finding perch |
|---|---|---|---|
| US Canal Feeder | 15 Jul 2026 | 15 Jul 2026 | 1 |
| DS Canal Feeder | 29 Jul 2025 | 29 Jul 2025 | 1 |
| Coven | 19 Sept 2005 | 6 Jul 2023 | 4 |
| Wedges Mill Downstream Bw Abstraction | 13 Sept 2005 | 4 Aug 2015 | 2 |
| Deepmore | 28 Sept 1993 | 19 Sept 2005 | 3 |
| Coven Pumping Station | 28 Sept 1993 | 9 Oct 1996 | 2 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1993–2026
Survey records by year
Each bar shows how many survey visits recorded perch that year.
Fish measured by surveyors
Measured length distribution
See how the 75 measured fish were spread across different length ranges.
- Smallest
- 4.2 cm
- Lower quarter
- 10.8 cm
- Median
- 14.2 cm
- Upper quarter
- 17.7 cm
- Largest
- 30.7 cm
Lengths are direct survey measurements rather than anglers’ catches.
More fish in this river
Explore the Saredon Brook
Compare other species with enough survey and measurement data for a detailed page.
Before you fish
Good to know
These are past survey records, so the fish present today may be different. Map points are approximate—check local access, permissions and fishing rules before visiting.
Learn how RiverFish uses the data →