European eel · Anguilla anguilla

European eel in the Watton Brook

Largest measured european eel: 54.3 cm

The largest european eel measured in Environment Agency surveys of the Watton Brook was 54.3 cm, recorded at Linghills Farm on 5 May 2015.

Across 4 measured european eel, the median measured length was 43.6 cm.

Surveyors recorded weights for 2 european eel. The median was 4.8 oz (0.135 kg) and the largest recorded weight was 5.3 oz (0.15 kg).

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

See european eel records across England →

Most recent observation14 May 2024Lt Cressingham · 2 fish

Largest measured european eel: 54.3 cm
Median length: 43.6 cm
Fish measured: 4
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
54.3 cm	5 May 2015	Linghills Farm	144639
43.7 cm	14 May 2024	Lt Cressingham	165459
43.5 cm	27 Feb 2012	Linghills Farm	130139
24.6 cm	14 May 2024	Lt Cressingham	165459

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
Lt Cressingham	8 Jan 1993	14 May 2024	2
Linghills Farm	12 Feb 1990	5 May 2015	6
Hopton Farm	7 Feb 1990	15 Feb 2000	4
Watton	6 Feb 1990	8 Jan 1993	2
DS Carbrooke	6 Feb 1990	5 Jan 1993	2

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

1990–2024

Survey records by year

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

490

091

092

593

094

095

296

097

098

099

200

001

002

003

004

005

006

007

008

009

010

011

112

013

014

115

016

017

018

019

020

021

022

023

124

Fish measured by surveyors

Measured length distribution

See how the 4 measured fish were spread across different length ranges.

Smallest: 24.6 cm
Lower quarter: 38.8 cm
Median: 43.6 cm
Upper quarter: 46.4 cm
Largest: 54.3 cm

200–299 mm

400–499 mm

500–599 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 2 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 4.2 oz (0.12 kg)
Lower quarter: 4.5 oz (0.1275 kg)
Median: 4.8 oz (0.135 kg)
Upper quarter: 5 oz (0.1425 kg)
Heaviest: 5.3 oz (0.15 kg)

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

More fish in this river

Explore the Watton Brook

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

Gudgeon Stone loach Dace Bullhead Brown / sea trout 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 →