Individual EA measurements
Largest measured european eel
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 |
|---|---|---|---|
| 78 cm | 2 Aug 2002 | Upstream Oxnead Bridge | 52310 |
| 77.2 cm | 26 Jul 2022 | Downstream Buxton Mill | 161877 |
| 76 cm | 10 Jun 2019 | Lamas Hall | 154661 |
| 76 cm | 5 Aug 2002 | Lamas Hall | 52308 |
| 75 cm | 6 Jun 2006 | Upstream Oxnead Bridge | 99670 |
| 75 cm | 25 Jul 2002 | Downstream Buxton Mill | 52184 |
| 70.8 cm | 2 Aug 2016 | Downstream Mayton Bridge | 149354 |
| 69.9 cm | 16 Jul 2008 | Downstream Aylsham Bypass | 112285 |
| 69 cm | 5 Aug 2002 | Lamas Hall | 52308 |
| 68.8 cm | 26 Jul 2022 | Downstream Buxton Mill | 161877 |
Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.
Explore the river
Where european eel were found
Each point marks a survey location with at least one european eel 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 european eel |
|---|---|---|---|
| Downstream Buxton Mill | 6 Jul 1988 | 17 Jun 2025 | 16 |
| Downstream Aylsham Bypass | 3 May 1988 | 3 Jun 2025 | 16 |
| Upstream Oxnead Bridge | 10 May 1988 | 20 May 2025 | 17 |
| Lamas Hall | 5 Jul 1988 | 8 Jul 2022 | 16 |
| Downstream Plantation Bridge | 13 May 1988 | 29 Jun 2022 | 14 |
| Downstream Mayton Bridge | 12 Jul 1988 | 2 Aug 2016 | 6 |
| Burgh Hall Farm | 6 May 1988 | 22 Jun 2004 | 4 |
| Upstream Mayton Bridge | 7 Jul 1988 | 29 Jun 1998 | 3 |
| Upstream Coltishall Bridge | 13 Jul 1988 | 26 Jun 1998 | 3 |
| Downstream Oxnead Mill | 11 May 1988 | 22 Jun 1998 | 3 |
| Upstream Buxton Mill | 19 Mar 1993 | 17 Jun 1998 | 2 |
| Downstream Burgh Mill | 7 May 1988 | 4 Jun 1998 | 3 |
| Downstream Burgh Hall Lock | 5 May 1988 | 2 Jun 1998 | 3 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1988–2025
Survey records by year
Each bar shows how many survey visits recorded european eel that year.
Fish measured by surveyors
Measured length distribution
See how the 360 measured fish were spread across different length ranges.
- Smallest
- 8 cm
- Lower quarter
- 44.5 cm
- Median
- 51 cm
- Upper quarter
- 56 cm
- Largest
- 78 cm
Lengths are direct survey measurements rather than anglers’ catches.
Fish weighed by surveyors
Measured weight summary
Recorded weights were available for 242 european eel. This is a subset of the measured fish and may not represent the whole population.
- Lightest
- 1.2 oz (0.033 kg)
- Lower quarter
- 6.3 oz (0.1785 kg)
- Median
- 9.8 oz (0.279 kg)
- Upper quarter
- 12.2 oz (0.345 kg)
- Heaviest
- 1 lb 8.2 oz (0.687 kg)
These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.
More fish in this river
Explore the River Bure (central)
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 →