RiverFish

European eel · Anguilla anguilla

European eel in the River Caldew

Largest measured european eel: 50 cm

The largest european eel measured in Environment Agency surveys of the River Caldew was 50 cm, recorded at 2320.00 River Caldew - Dalston on 22 August 2003.

Across 40 measured european eel, the median measured length was 13 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 Caldew.

See european eel records across England →

Most recent observation14 June 20232321.00 Low Mill CPUE · 2 fish
Largest measured european eel
50 cm
Median length
13 cm
Fish measured
40
Survey locations
10

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 cm22 Aug 20032320.00 River Caldew - Dalston78201
47.5 cm22 Aug 20032320.00 River Caldew - Dalston78201
47.5 cm22 Aug 20032320.00 River Caldew - Dalston78201
42.5 cm7 Sept 20042304.90 Mosedale, Caldew82338
28.5 cm28 Jul 20162351.00 Pow Beck, Pow Bank148760
28 cm9 Jul 20132318.00 River Caldew - Lime House137055
22.5 cm7 Aug 20062351.00 Pow Beck, Pow Bank102545
22.5 cm7 Aug 20062351.00 Pow Beck, Pow Bank102545
22.5 cm7 Aug 20062351.00 Pow Beck, Pow Bank102545
22.5 cm7 Aug 20062351.00 Pow Beck, Pow Bank102545

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
2321.90 Cummersdale CPUE14 Jun 202314 Jun 20231
2321.00 Low Mill CPUE14 Jun 202314 Jun 20231
2319.00 Bridgend CPUE14 Jun 202314 Jun 20231
2324.40 Caldew Foot CPUE13 Jun 202313 Jun 20231
2323.00 Bousteads Grassings, CPUE13 Jun 202313 Jun 20231
2304.90 Mosedale, Caldew7 Sept 200413 Jul 20222
2351.00 Pow Beck, Pow Bank7 Aug 200628 Jul 20163
2318.00 River Caldew - Lime House9 Jul 20139 Jul 20131
2322.00 River Caldew - Cummersdale22 Aug 200322 Aug 20031
2320.00 River Caldew - Dalston22 Aug 200322 Aug 20031

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

2003–2023

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 40 measured fish were spread across different length ranges.

Smallest
8 cm
Lower quarter
12 cm
Median
13 cm
Upper quarter
22.1 cm
Largest
50 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Caldew

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 →