Individual EA measurements
Largest measured roach
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 |
|---|---|---|---|
| 7.4 cm | 23 Sept 2014 | Holme Lacey Fry Site | 143269 |
| 6.5 cm | 5 Oct 2022 | Ross Rowing Club Fry Site | 162239 |
| 6.5 cm | 23 Sept 2014 | Holme Lacey Fry Site | 143269 |
| 6.1 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.9 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.9 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.9 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.9 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.8 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
| 5.8 cm | 25 Sept 2013 | Ross Rowing Club Fry Site | 139054 |
Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.
Explore the river
Where roach were found
Each point marks a survey location with at least one roach 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 roach |
|---|---|---|---|
| Kerne Bridge Fry Site | 18 Sept 2015 | 6 Oct 2022 | 2 |
| Ross Rowing Club Fry Site | 25 Sept 2013 | 5 Oct 2022 | 3 |
| DS Victoria Bridge Fry Site | 5 Oct 2022 | 5 Oct 2022 | 1 |
| Bredwardine Bridge Fry Site | 25 Sept 2009 | 5 Oct 2022 | 3 |
| Holme Lacey Fry Site | 23 Sept 2013 | 15 Sept 2015 | 3 |
| W151M | 2 Oct 2007 | 14 Oct 2010 | 3 |
| W150x | 28 Sept 2009 | 28 Sept 2009 | 1 |
| W150w | 3 Oct 2002 | 3 Oct 2002 | 1 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
2002–2022
Survey records by year
Each bar shows how many survey visits recorded roach that year.
Fish measured by surveyors
Measured length distribution
See how the 217 measured fish were spread across different length ranges.
- Smallest
- 2.2 cm
- Lower quarter
- 3.4 cm
- Median
- 4 cm
- Upper quarter
- 4.6 cm
- Largest
- 7.4 cm
Lengths are direct survey measurements rather than anglers’ catches.
More fish in this river
Explore the River Wye
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 →