RiverFish

European eel · Anguilla anguilla

European eel in the River Riding Mill

Largest measured european eel: 21 cm

The largest european eel measured in Environment Agency surveys of the River Riding Mill was 21 cm, recorded at Riding Mill Smolt Trap on 22 June 2006.

Across 10 measured european eel, the median measured length was 11.4 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 Riding Mill.

See european eel records across England →

Most recent observation22 June 2008Riding Mill Smolt Trap · 1 fish
Largest measured european eel
21 cm
Median length
11.4 cm
Fish measured
10
Survey locations
1

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
21 cm22 Jun 2006Riding Mill Smolt Trap114863
20 cm22 Jun 2005Riding Mill Smolt Trap113603
16.1 cm11 Jun 2008Riding Mill Smolt Trap118882
13 cm11 Jun 2006Riding Mill Smolt Trap114845
11.9 cm19 Jun 2008Riding Mill Smolt Trap118587
11 cm22 Jun 2008Riding Mill Smolt Trap118579
11 cm13 Jun 2006Riding Mill Smolt Trap114854
10.6 cm13 Jun 2006Riding Mill Smolt Trap114854
10.2 cm19 Jun 2008Riding Mill Smolt Trap118587
9 cm20 Jun 2006Riding Mill Smolt Trap114861

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
Riding Mill Smolt Trap22 Jun 200522 Jun 20088

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

2005–2008

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 10 measured fish were spread across different length ranges.

Smallest
9 cm
Lower quarter
10.7 cm
Median
11.5 cm
Upper quarter
15.3 cm
Largest
21 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Riding Mill

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

Atlantic salmon Brown / sea trout Dace Minnow Chub River lamprey

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 →