European eel · Anguilla anguilla

European eel in the River Arun Tributaries

Largest measured european eel: 46.5 cm

The largest european eel measured in Environment Agency surveys of the River Arun Tributaries was 46.5 cm, recorded at Swanbourne Millstream sq on 9 August 2005.

Across 31 measured european eel, the median measured length was 34.8 cm.

Surveyors recorded weights for 31 european eel. The median was 2.8 oz (0.078 kg) and the largest recorded weight was 7.3 oz (0.207 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 Arun Tributaries.

See european eel records across England →

Most recent observation8 September 2005Newpound sq · 1 fish

Largest measured european eel: 46.5 cm
Median length: 34.8 cm
Fish measured: 31
Survey locations: 3

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
46.5 cm	9 Aug 2005	Swanbourne Millstream sq	86924
46.3 cm	9 Aug 2005	Swanbourne Millstream sq	86924
46 cm	9 Aug 2005	Swanbourne Millstream sq	86924
44 cm	9 Aug 2005	Swanbourne Millstream sq	86924
42 cm	9 Aug 2005	Swanbourne Millstream sq	86924
41.5 cm	9 Aug 2005	Swanbourne Millstream sq	86924
41.5 cm	9 Aug 2005	Swanbourne Millstream sq	86924
40 cm	9 Aug 2005	Swanbourne Millstream sq	86924
40 cm	9 Aug 2005	Swanbourne Millstream sq	86924
39 cm	9 Aug 2005	Swanbourne Millstream sq	86924

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
Newpound sq	8 Sept 2005	8 Sept 2005	1
Swanbourne Millstream sq	9 Aug 2005	9 Aug 2005	1
Par Brook	11 Jul 2005	11 Jul 2005	1

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

2005–2005

Survey records by year

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

305

Fish measured by surveyors

Measured length distribution

See how the 31 measured fish were spread across different length ranges.

Smallest: 12 cm
Lower quarter: 26.9 cm
Median: 34.8 cm
Upper quarter: 40 cm
Largest: 46.5 cm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 31 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.002 kg)
Lower quarter: 1.1 oz (0.0315 kg)
Median: 2.8 oz (0.078 kg)
Upper quarter: 3.8 oz (0.1075 kg)
Heaviest: 7.3 oz (0.207 kg)

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

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 →