European eel · Anguilla anguilla

European eel in the Middle Level Main Drain

Largest measured european eel: 86.6 cm

The largest european eel measured in Environment Agency surveys of the Middle Level Main Drain was 86.6 cm, recorded at Neeps Bridge on 14 June 2011.

Across 18 measured european eel, the median measured length was 42 cm.

Surveyors recorded weights for 8 european eel. The median was 11.1 oz (0.315 kg) and the largest recorded weight was 3 lb 4.9 oz (1.5 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Middle Level Main Drain.

See european eel records across England →

Most recent observation10 July 2017Neeps Bridge · 1 fish

Largest measured european eel: 86.6 cm
Median length: 42 cm
Fish measured: 18
Survey locations: 8

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
86.6 cm	14 Jun 2011	Neeps Bridge	126498
75 cm	11 Jul 2006	Three Holes	100088
65 cm	19 Aug 2009	Neeps Bridge	118409
57 cm	11 Jul 2006	Three Holes	100088
47 cm	19 Aug 2009	Neeps Bridge	118409
45 cm	11 Jul 2006	Three Holes	100088
44.3 cm	14 Jun 2011	Neeps Bridge	126498
44 cm	19 Aug 2009	Neeps Bridge	118409
42 cm	19 Aug 2009	Neeps Bridge	118409
42 cm	11 Jul 2006	Three Holes	100088

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
Neeps Bridge	29 Sept 1987	10 Jul 2017	6
Three Holes	16 Sept 1987	11 Jul 2006	4
Parsonage Farm	30 Sept 1987	20 Sept 1994	3
Iron Bridge	17 Sept 1987	14 Sept 1994	3
Peter's Drove Bridge	1 Oct 1987	16 Sept 1991	2
Mullicourt Aqueduct	23 Sept 1987	12 Sept 1991	2
Mortons Bridge	28 Sept 1987	10 Sept 1991	2
Wiggenhall St Marys	2 Oct 1987	2 Oct 1987	1

Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.

1987–2017

Survey records by year

Each bar shows how many survey visits recorded european eel that year.

887

088

089

090

791

092

093

294

095

096

097

098

199

000

001

002

003

004

005

206

007

008

109

010

111

012

013

014

015

016

117

Fish measured by surveyors

Measured length distribution

See how the 18 measured fish were spread across different length ranges.

Smallest: 21.9 cm
Lower quarter: 38.2 cm
Median: 42 cm
Upper quarter: 46.5 cm
Largest: 86.6 cm

200–299 mm

300–399 mm

400–499 mm

500–599 mm

600–699 mm

700–799 mm

800–899 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 8 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.6 oz (0.018 kg)
Lower quarter: 7.1 oz (0.2025 kg)
Median: 11.1 oz (0.315 kg)
Upper quarter: 14.2 oz (0.4025 kg)
Heaviest: 3 lb 4.9 oz (1.5 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Middle Level Main Drain

Compare other species with enough survey and measurement data for a detailed page.

Common bream Roach Ruffe Silver bream Perch Zander

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 →