RiverFish

European eel · Anguilla anguilla

European eel in the River Coquet

Largest measured european eel: 57 cm

The largest european eel measured in Environment Agency surveys of the River Coquet was 57 cm, recorded at River Coquet at High Weldon - Eel site on 17 June 2026.

Across 394 measured european eel, the median measured length was 24 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 Coquet.

See european eel records across England →

Most recent observation17 June 2026River Coquet at High Weldon - Eel site · 15 fish
Largest measured european eel
57 cm
Median length
24 cm
Fish measured
394
Survey locations
12

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
57 cm17 Jun 2026River Coquet at High Weldon - Eel site181774
57 cm7 Jun 2013River Coquet at High Weldon - Eel site136271
56 cm10 Jun 2024Wreigh Burn at Thropton - Eel Site165134
54.5 cm7 Jun 2013River Coquet at High Weldon - Eel site136271
54 cm18 Jun 2014River Coquet at Pauperhaugh - Eel site141184
52.5 cm22 Jun 2021Hazon Burn - Eel Site160558
52 cm17 Jun 2026River Coquet at High Weldon - Eel site181774
52 cm18 Jun 2014River Coquet at Pauperhaugh - Eel site141184
52 cm11 Jun 2014Debdon Burn - Eel Site141057
52 cm14 Aug 2013Todd Burn near Ghyllhaugh - Eel Site137849

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
River Coquet at High Weldon - Eel site7 Jun 201317 Jun 20266
River Coquet at Pauperhaugh - Eel site5 Jun 201316 Jun 20265
Hazon Burn - Eel Site24 Jul 201015 Jun 20267
Thirston Burn - Eel site7 Jun 201311 Jun 20266
Wreigh Burn at Thropton - Eel Site19 Jul 201010 Jun 20269
Swarland Bridge1 Oct 201810 Jun 20262
Longdike Burn - Eel Site24 Jul 20109 Jun 20269
Forest Burn - Eel Site4 Jun 20138 Jun 20263
Debdon Burn - Eel Site24 Jul 20108 Jun 20269
Todd Burn near Ghyllhaugh - Eel Site14 Aug 201313 Jun 20245
Swarland Burn - Eel Site24 Jul 20105 Jun 20132
Black Burn - Eel Site24 Jul 201024 Jul 20101

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

2010–2026

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 394 measured fish were spread across different length ranges.

Smallest
9 cm
Lower quarter
17 cm
Median
24 cm
Upper quarter
33 cm
Largest
57 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Coquet

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

Brown / sea trout Atlantic salmon

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 →