RiverFish

European eel · Anguilla anguilla

European eel in the River Mardle

Largest measured european eel: 32.5 cm

The largest european eel measured in Environment Agency surveys of the River Mardle was 32.5 cm, recorded at Brooks Farm (Sp) on 2 August 2021.

Across 3 measured european eel, the median measured length was 30 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 Mardle.

See european eel records across England →

Most recent observation2 August 2021Brooks Farm (Sp) · 1 fish
Largest measured european eel
32.5 cm
Median length
30 cm
Fish measured
3
Survey locations
3

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
32.5 cm2 Aug 2021Brooks Farm (Sp)160649
30 cm16 Jun 2014Brooks Farm (Sp)141438
26.5 cm15 Aug 2011U/s Merryfield (Sp/)*127402

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
Brooks Farm (Sp)31 May 19962 Aug 20214
U/s Merryfield (Sp/)*15 Aug 201115 Aug 20111
Merryfield (Sp)*15 Jun 199912 Jul 20022

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

1996–2021

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 3 measured fish were spread across different length ranges.

Smallest
26.5 cm
Lower quarter
28.3 cm
Median
30 cm
Upper quarter
31.3 cm
Largest
32.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Mardle

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

Brown / sea trout Bullhead 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 →