RiverFish

European eel · Anguilla anguilla

European eel in the River Trevillador Tributary

Largest measured european eel: 35.1 cm

The largest european eel measured in Environment Agency surveys of the River Trevillador Tributary was 35.1 cm, recorded at Mellingey Mill on 7 August 1997.

Across 25 measured european eel, the median measured length was 20 cm.

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

See european eel records across England →

Most recent observation9 October 2018Mellingey Mill · 5 fish
Largest measured european eel
35.1 cm
Median length
20 cm
Fish measured
25
Survey locations
1

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.

LengthSurvey dateSurvey locationSurvey ID
35.1 cm7 Aug 1997Mellingey Mill103684
34.1 cm7 Aug 1997Mellingey Mill103684
33.5 cm7 Aug 1997Mellingey Mill103684
33 cm26 Jul 2010Mellingey Mill123248
32.1 cm7 Aug 2000Mellingey Mill103564
30.5 cm7 Aug 1997Mellingey Mill103684
30.1 cm7 Aug 2000Mellingey Mill103564
25.8 cm7 Aug 2000Mellingey Mill103564
25 cm7 Aug 2000Mellingey Mill103564
25 cm7 Aug 2000Mellingey Mill103564

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 surveyedFirst recordedLast recordedVisits finding european eel
Mellingey Mill10 Jul 19859 Oct 20187

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

1985–2018

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 25 measured fish were spread across different length ranges.

Smallest
7.3 cm
Lower quarter
15.3 cm
Median
20 cm
Upper quarter
30.1 cm
Largest
35.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Trevillador Tributary

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

Brown / sea trout

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 →