RiverFish

European eel · Anguilla anguilla

European eel in the River Cotterstock Eel Rack

Largest measured european eel: 110 cm

The largest european eel measured in Environment Agency surveys of the River Cotterstock Eel Rack was 110 cm, recorded at 2013 on 15 October 2013.

Across 85 measured european eel, the median measured length was 78 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 Cotterstock Eel Rack.

See european eel records across England →

Most recent observation17 November 20142014 · 5 fish
Largest measured european eel
110 cm
Median length
78 cm
Fish measured
85
Survey locations
4

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
110 cm15 Oct 20132013140145
100 cm5 Oct 20102010128723
95 cm15 Oct 20132013140145
95 cm10 Dec 20102010128726
95 cm11 Nov 20102010128727
93 cm15 Oct 20132013140145
92 cm24 Nov 20092009120718
92 cm24 Nov 20092009120718
90 cm1 Aug 20102010128719
88.4 cm17 Oct 20142014144180

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
201415 Oct 201417 Nov 20143
201315 Oct 20137 Nov 20133
20101 Aug 201010 Dec 20106
200916 Nov 200924 Nov 20092

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

2009–2014

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 85 measured fish were spread across different length ranges.

Smallest
40 cm
Lower quarter
70 cm
Median
78 cm
Upper quarter
85 cm
Largest
110 cm

Lengths are direct survey measurements rather than anglers’ catches.

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 →