RiverFish

European eel · Anguilla anguilla

European eel in the River Rye salmon riffles

Largest measured european eel: 34 cm

The largest european eel measured in Environment Agency surveys of the River Rye salmon riffles was 34 cm, recorded at Riffle at Ness Cottages powerlines on 20 August 2025.

Across 3 measured european eel, the median measured length was 26 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 Rye salmon riffles.

See european eel records across England →

Most recent observation20 August 2025Riffle at Ness Cottages powerlines · 3 fish
Largest measured european eel
34 cm
Median length
26 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
34 cm20 Aug 2025Riffle at Ness Cottages powerlines178131
26 cm20 Aug 2025Riffle at Ness Cottages powerlines178131
25 cm20 Aug 2025Riffle at Ness Cottages powerlines178131

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
Riffle at Ness Cottages powerlines5 Sept 201220 Aug 20252
Low Waterholmes2 Oct 20162 Oct 20161
Riffle downstream Nunnington Br site5 Sept 20125 Sept 20121

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

2012–2025

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 3 measured fish were spread across different length ranges.

Smallest
25 cm
Lower quarter
25.5 cm
Median
26 cm
Upper quarter
30 cm
Largest
34 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Rye salmon riffles

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

Brown / sea trout Bullhead Grayling Stone loach Minnow 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 →