European eel · Anguilla anguilla

European eel in the River Delph

Largest measured european eel: 64.8 cm

The largest european eel measured in Environment Agency surveys of the River Delph was 64.8 cm, recorded at Earith on 30 November 2011.

Across 84 measured european eel, the median measured length was 24.4 cm.

Surveyors recorded weights for 80 european eel. The median was 0.9 oz (0.0255 kg) and the largest recorded weight was 1 lb 4.5 oz (0.58 kg).

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

See european eel records across England →

Most recent observation30 November 2011Earith · 33 fish

Largest measured european eel: 64.8 cm
Median length: 24.4 cm
Fish measured: 84
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
64.8 cm	30 Nov 2011	Earith	129773
56.7 cm	30 Nov 2011	Earith	129773
54.4 cm	15 Jun 2011	Sutton Gault Bridge	126504
53.9 cm	30 Nov 2011	Earith	129773
53.5 cm	30 Nov 2011	Earith	129773
50 cm	15 Jun 2011	Sutton Gault Bridge	126504
48.7 cm	15 Jun 2011	Sutton Gault Bridge	126504
46.7 cm	30 Nov 2011	Earith	129773
45.9 cm	30 Nov 2011	Earith	129773
45.3 cm	30 Nov 2011	Earith	129773

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
Earith	13 Dec 1988	30 Nov 2011	5
Sutton Gault Bridge	14 Dec 1988	15 Jun 2011	5
Welches Dam	29 Jun 1993	11 Jun 2009	3
Jolly Bankers Bridge	29 Jul 1997	29 Jul 1997	1
Welney Bridge	24 Jul 1997	24 Jul 1997	1
DS Welney Bridge	23 Jul 1997	23 Jul 1997	1
Mepal Bridge	22 Jun 1993	22 Jun 1993	1
Welmore Lake Sluice	18 Jun 1993	18 Jun 1993	1

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

1988–2011

Survey records by year

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

288

089

090

091

092

593

094

095

096

597

098

099

000

001

002

203

004

005

006

007

008

209

010

211

Fish measured by surveyors

Measured length distribution

See how the 84 measured fish were spread across different length ranges.

Smallest: 8 cm
Lower quarter: 13 cm
Median: 24.4 cm
Upper quarter: 38.1 cm
Largest: 64.8 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

500–599 mm

600–699 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 80 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.2 oz (0.005 kg)
Lower quarter: 0.4 oz (0.01 kg)
Median: 0.9 oz (0.0255 kg)
Upper quarter: 5.3 oz (0.1512 kg)
Heaviest: 1 lb 4.5 oz (0.58 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 Delph

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

Perch Roach Pike Rudd Common bream Ruffe

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 →