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 |
|---|---|---|---|
| 32.1 cm | 26 Jul 1996 | Courtaulds Mill | 14171 |
| 32 cm | 26 Jul 1996 | Courtaulds Mill | 14171 |
| 31.1 cm | 26 Jul 1996 | Courtaulds Mill | 14171 |
| 30.8 cm | 21 Jun 1984 | Courtaulds Mill | 14045 |
| 30.5 cm | 26 Jul 1996 | Courtaulds Mill | 14171 |
| 29.5 cm | 2 Feb 1990 | Wethersfield Mill | 14111 |
| 29 cm | 2 Feb 1990 | Wethersfield Mill | 14111 |
| 29 cm | 2 Feb 1990 | Wethersfield Mill | 14111 |
| 29 cm | 2 Feb 1990 | Wethersfield Mill | 14111 |
| 29 cm | 6 Feb 1987 | Wethersfield Mill | 14079 |
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 |
|---|---|---|---|
| Little Farm | 19 Jun 1984 | 24 Oct 2023 | 6 |
| Bovington Hall | 9 Jul 1984 | 6 Sept 2023 | 11 |
| Goldsticks Farm | 10 Feb 1987 | 18 Aug 2023 | 12 |
| Wethersfield Mill | 6 Feb 1987 | 9 Aug 2023 | 12 |
| Iron Bridge (River Pant) | 6 Jul 1984 | 10 Aug 2021 | 12 |
| Robjohns Farm | 4 Feb 1987 | 27 Aug 2014 | 9 |
| Ashwell Hall | 5 Feb 1987 | 22 Aug 2008 | 8 |
| Petches Bridge | 22 Jun 1984 | 11 Aug 2008 | 9 |
| Courtaulds Mill | 21 Jun 1984 | 1 Aug 2008 | 9 |
| Great Sampford Downstream | 4 Jul 1996 | 3 Aug 2005 | 4 |
| Gambers Hall | 8 Aug 2002 | 8 Aug 2002 | 1 |
| Bardfield Mill | 20 Jun 1984 | 20 Jun 1984 | 1 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1984–2023
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 1,423 measured fish were spread across different length ranges.
- Smallest
- 3.2 cm
- Lower quarter
- 10.6 cm
- Median
- 14.8 cm
- Upper quarter
- 19.1 cm
- Largest
- 32.1 cm
Lengths are direct survey measurements rather than anglers’ catches.
More fish in this river
Explore the River Pant (Main Reaches)
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 →