Individual EA measurements
Largest measured gudgeon
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 |
|---|---|---|---|
| 13.3 cm | 14 Apr 2000 | Oxborough Ferry | 29877 |
| 12.8 cm | 13 Apr 2000 | Whittington | 29878 |
| 12.1 cm | 6 Aug 2024 | Hilgay Moorings | 166194 |
| 11.8 cm | 23 Aug 1988 | Whittington | 29889 |
| 11.8 cm | 23 Aug 1988 | Whittington | 29889 |
| 11.5 cm | 6 Aug 2024 | Hilgay Moorings | 166194 |
| 11.5 cm | 31 Jul 2024 | Oxborough Ferry | 166053 |
| 11.4 cm | 6 Aug 2024 | Hilgay Moorings | 166194 |
| 11.3 cm | 23 May 1996 | Oxborough Ferry | 29922 |
| 11.3 cm | 23 Aug 1988 | Whittington | 29889 |
Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.
Explore the river
Where gudgeon were found
Each point marks a survey location with at least one gudgeon 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 gudgeon |
|---|---|---|---|
| Hilgay Moorings | 23 Jun 1993 | 6 Aug 2024 | 6 |
| Oxborough Ferry | 6 Aug 1990 | 31 Jul 2024 | 7 |
| Catsholme Pump | 7 Jun 1996 | 3 Jul 2012 | 3 |
| Wissington Beet | 25 Aug 1988 | 20 Aug 2007 | 3 |
| Methwold Lode | 3 Jul 1996 | 18 Apr 2000 | 2 |
| Whittington | 23 Aug 1988 | 13 Apr 2000 | 5 |
| Hilgay | 3 Jun 1996 | 3 Jun 1996 | 1 |
| Hilgay Fen | 10 Oct 1988 | 31 May 1996 | 2 |
| Stoke Ferry | 30 May 1996 | 30 May 1996 | 1 |
| Hilgay Bridge | 2 Sept 1988 | 2 Sept 1988 | 1 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1988–2024
Survey records by year
Each bar shows how many survey visits recorded gudgeon that year.
Fish measured by surveyors
Measured length distribution
See how the 284 measured fish were spread across different length ranges.
- Smallest
- 4.3 cm
- Lower quarter
- 7.8 cm
- Median
- 8.8 cm
- Upper quarter
- 9.6 cm
- Largest
- 13.3 cm
Lengths are direct survey measurements rather than anglers’ catches.
More fish in this river
Explore the River DS Wissey
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 →