RiverFish

European eel · Anguilla anguilla

European eel in the Hether Burn

Largest measured european eel: 60.8 cm

The largest european eel measured in Environment Agency surveys of the Hether Burn was 60.8 cm, recorded at 2241.95 US Fergushill bridge on 2 August 2010.

Across 383 measured european eel, the median measured length was 26 cm.

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

See european eel records across England →

Most recent observation25 July 20252241.95 US Fergushill bridge · 14 fish
Largest measured european eel
60.8 cm
Median length
26 cm
Fish measured
383
Survey locations
2

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
60.8 cm2 Aug 20102241.95 US Fergushill bridge124566
60 cm1 Sept 20172241.95 US Fergushill bridge151528
58.4 cm15 Sept 20092241.95 US Fergushill bridge121144
57.3 cm15 Sept 20092241.95 US Fergushill bridge121144
57 cm1 Sept 20172241.95 US Fergushill bridge151528
56 cm1 Sept 20172241.95 US Fergushill bridge151528
56 cm3 Sept 20132241.95 US Fergushill bridge138416
55 cm1 Sept 20232241.95 US Fergushill bridge163188
55 cm1 Sept 20172241.95 US Fergushill bridge151528
54 cm2 Aug 20102241.95 US Fergushill bridge124566

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
2241.95 US Fergushill bridge15 Sept 200925 Jul 202511
2242.30 Hetherburn Foot25 Apr 200625 Apr 20061

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

2006–2025

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 383 measured fish were spread across different length ranges.

Smallest
6 cm
Lower quarter
18 cm
Median
26 cm
Upper quarter
34 cm
Largest
60.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Hether Burn

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

Atlantic salmon 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 →