European eel · Anguilla anguilla

European eel in the River US Lark

Largest measured european eel: 90 cm

The largest european eel measured in Environment Agency surveys of the River US Lark was 90 cm, recorded at Barton Mills on 2 August 2007.

Across 7 measured european eel, the median measured length was 58.2 cm.

Surveyors recorded weights for 5 european eel. The median was 8.1 oz (0.23 kg) and the largest recorded weight was 1 lb 10.5 oz (0.75 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 US Lark.

See european eel records across England →

Most recent observation21 July 2015Tuddenham Heath · 1 fish

Largest measured european eel: 90 cm
Median length: 58.2 cm
Fish measured: 7
Survey locations: 5

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
90 cm	2 Aug 2007	Barton Mills	106180
73 cm	18 Jul 2007	Temple Weir	106183
69.6 cm	12 Jul 2012	Temple Weir	132311
58.2 cm	12 Jul 2012	Temple Weir	132311
57.2 cm	12 Jul 2012	Temple Weir	132311
28.3 cm	12 Jul 2012	Temple Weir	132311
25.2 cm	21 Jul 2015	Tuddenham Heath	145599

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
Tuddenham Heath	21 Jul 2015	21 Jul 2015	1
Temple Weir	20 Feb 1995	12 Jul 2012	4
Barton Mills	5 Jun 1992	2 Aug 2007	3
West Stow Country Park	8 Jun 1992	22 Feb 2000	3
Duck Sluice	14 Feb 1995	14 Feb 1995	1

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

1992–2015

Survey records by year

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

292

093

094

395

096

097

098

099

300

001

002

003

004

005

006

207

008

009

010

011

112

013

014

115

Fish measured by surveyors

Measured length distribution

See how the 7 measured fish were spread across different length ranges.

Smallest: 25.2 cm
Lower quarter: 42.8 cm
Median: 58.2 cm
Upper quarter: 71.3 cm
Largest: 90 cm

200–299 mm

500–599 mm

600–699 mm

700–799 mm

900–999 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 5 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.9 oz (0.025 kg)
Lower quarter: 3.9 oz (0.11 kg)
Median: 8.1 oz (0.23 kg)
Upper quarter: 14.1 oz (0.4 kg)
Heaviest: 1 lb 10.5 oz (0.75 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 US Lark

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

Stone loach Gudgeon Chub Roach Minnow 3-spined stickleback

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 →