European eel · Anguilla anguilla

European eel in the River Redlake

Largest measured european eel: 49 cm

The largest european eel measured in Environment Agency surveys of the River Redlake was 49 cm, recorded at Erdwicke Farm on 1 October 1991.

Across 37 measured european eel, the median measured length was 31.5 cm.

Surveyors recorded weights for 37 european eel. The median was 1.8 oz (0.05 kg) and the largest recorded weight was 9.8 oz (0.278 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Redlake.

See european eel records across England →

Most recent observation1 October 1991Erdwicke Farm · 19 fish

Largest measured european eel: 49 cm
Median length: 31.5 cm
Fish measured: 37
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.

Length	Survey date	Survey location	Survey ID
49 cm	1 Oct 1991	Erdwicke Farm	80666
41.5 cm	29 Aug 1991	Redlake Farm	80667
40 cm	1 Oct 1991	Erdwicke Farm	80666
38.5 cm	1 Oct 1991	Redhouse Farm	80664
38 cm	29 Aug 1991	Redlake Farm	80667
37.5 cm	1 Oct 1991	Erdwicke Farm	80666
37.5 cm	29 Aug 1991	Redlake Farm	80667
36 cm	1 Oct 1991	Erdwicke Farm	80666
35.5 cm	1 Oct 1991	Erdwicke Farm	80666
35.5 cm	29 Aug 1991	Redlake Farm	80667

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 surveyed	First recorded	Last recorded	Visits finding european eel
Redhouse Farm	1 Oct 1991	1 Oct 1991	1
Erdwicke Farm	1 Oct 1991	1 Oct 1991	1
Redlake Farm	29 Aug 1991	29 Aug 1991	1

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

1991–1991

Survey records by year

Each bar shows how many survey visits recorded european eel that year.

391

Fish measured by surveyors

Measured length distribution

See how the 37 measured fish were spread across different length ranges.

Smallest: 18 cm
Lower quarter: 25.5 cm
Median: 31.5 cm
Upper quarter: 35.5 cm
Largest: 49 cm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 37 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.4 oz (0.012 kg)
Lower quarter: 1.1 oz (0.03 kg)
Median: 1.8 oz (0.05 kg)
Upper quarter: 3.1 oz (0.087 kg)
Heaviest: 9.8 oz (0.278 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Redlake

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

Bullhead

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 →