RiverFish

European eel · Anguilla anguilla

European eel in the Hope Beck, River Cocker

Largest measured european eel: 37.5 cm

The largest european eel measured in Environment Agency surveys of the Hope Beck, River Cocker was 37.5 cm, recorded at 1637.50 DS Hope Beck hamlet, Hope Beck on 11 July 2019.

Across 8 measured european eel, the median measured length was 22 cm.

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

See european eel records across England →

Most recent observation6 September 20251637.20 Hope Beck, River Cocker · 1 fish
Largest measured european eel
37.5 cm
Median length
22 cm
Fish measured
8
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
37.5 cm11 Jul 20191637.50 DS Hope Beck hamlet, Hope Beck154892
37.5 cm18 Jul 20061637.20 Hope Beck, River Cocker102912
36 cm5 Sept 20131637.20 Hope Beck, River Cocker138413
26.5 cm6 Sept 20251637.20 Hope Beck, River Cocker178423
17.5 cm11 Jul 20191637.50 DS Hope Beck hamlet, Hope Beck154892
14 cm14 Jul 20231637.20 Hope Beck, River Cocker162700
12.5 cm18 Jul 20061637.20 Hope Beck, River Cocker102912
12.5 cm18 Jul 20061637.20 Hope Beck, River Cocker102912

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
1637.20 Hope Beck, River Cocker18 Jul 20066 Sept 20254
1637.50 DS Hope Beck hamlet, Hope Beck11 Jul 201911 Jul 20191

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 8 measured fish were spread across different length ranges.

Smallest
12.5 cm
Lower quarter
13.6 cm
Median
22 cm
Upper quarter
36.4 cm
Largest
37.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Hope Beck, River Cocker

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 →