RiverFish

European eel · Anguilla anguilla

European eel in the Colton Beck

Largest measured european eel: 50 cm

The largest european eel measured in Environment Agency surveys of the Colton Beck was 50 cm, recorded at 801.00 Downstream Beckside Farm on 16 September 2019.

Across 88 measured european eel, the median measured length was 13.5 cm.

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

See european eel records across England →

Most recent observation13 July 2023801.00 Downstream Beckside Farm · 7 fish
Largest measured european eel
50 cm
Median length
13.5 cm
Fish measured
88
Survey locations
7

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
50 cm16 Sept 2019801.00 Downstream Beckside Farm155489
39 cm3 Aug 2015803.50 Midway - Bandrake & Colton145892
37 cm22 Jul 2022801.00 Downstream Beckside Farm161199
36 cm4 Aug 2015801.00 Downstream Beckside Farm145894
34 cm3 Aug 2015803.50 Midway - Bandrake & Colton145892
33.5 cm4 Aug 2015801.00 Downstream Beckside Farm145894
32.5 cm3 Aug 2015803.50 Midway - Bandrake & Colton145892
32 cm13 Jul 2023801.00 Downstream Beckside Farm162630
32 cm14 Sept 2021801.00 Downstream Beckside Farm160226
30 cm22 Jul 2022801.00 Downstream Beckside Farm161199

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
801.00 Downstream Beckside Farm4 Aug 201513 Jul 20235
804.00 Bandrake Head13 Jul 19943 Aug 20152
803.50 Midway - Bandrake & Colton3 Aug 20153 Aug 20151
806.00 Stockwood13 Jul 199413 Jul 19941
803.00 Meadows13 Jul 199413 Jul 19941
802.00 Waste Bridge12 Jul 199412 Jul 19941
800.00 Colton Beck Bridge8 Jul 19948 Jul 19941

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

1994–2023

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 88 measured fish were spread across different length ranges.

Smallest
7 cm
Lower quarter
9.5 cm
Median
13.5 cm
Upper quarter
26.3 cm
Largest
50 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Colton Beck

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 →