RiverFish

European eel · Anguilla anguilla

European eel in the Dash Beck

Largest measured european eel: 37.5 cm

The largest european eel measured in Environment Agency surveys of the Dash Beck was 37.5 cm, recorded at 1584.00 Bassenthwaite village, Dash Beck on 20 July 2005.

Across 141 measured european eel, the median measured length was 18 cm.

Surveyors recorded weights for 8 european eel. The median was 0.3 oz (0.0089 kg) and the largest recorded weight was 1.8 oz (0.0512 kg).

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

See european eel records across England →

Most recent observation4 July 20251584.00 Bassenthwaite village, Dash Beck · 7 fish
Largest measured european eel
37.5 cm
Median length
18 cm
Fish measured
141
Survey locations
8

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
37.5 cm20 Jul 20051584.00 Bassenthwaite village, Dash Beck87704
35 cm6 Jul 20231584.00 Bassenthwaite village, Dash Beck162637
35 cm18 Jul 20191584.00 Bassenthwaite village, Dash Beck155044
34 cm16 Jul 20141583.02 Dash Beck, DS bridge to holiday park141830
33.4 cm16 Jul 20141581.80 Dash Beck US Mirkholme141810
33 cm16 Jul 20141581.80 Dash Beck US Mirkholme141810
32.5 cm21 Jul 20041584.00 Bassenthwaite village, Dash Beck81519
32 cm7 Jul 20211584.00 Bassenthwaite village, Dash Beck160027
32 cm18 Jul 20191584.00 Bassenthwaite village, Dash Beck155044
32 cm14 Oct 20101583.80 Dash Beck, US waterfall and ford125226

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
1584.00 Bassenthwaite village, Dash Beck16 Jul 20024 Jul 202518
1584.30 Dash Beck, US Footbridge DS Bass Village11 Aug 20101 Oct 20146
1583.02 Dash Beck, DS bridge to holiday park12 Aug 20101 Oct 20143
1584.70 Dash Beck, US main road12 Aug 201016 Jul 20146
1583.80 Dash Beck, US waterfall and ford11 Aug 201016 Jul 20145
1582.40 Dash Beck caravan site5 Aug 201116 Jul 20142
1581.80 Dash Beck US Mirkholme16 Jul 201416 Jul 20141
1581.90 Dash Beck9 Aug 20119 Aug 20111

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

2002–2025

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 141 measured fish were spread across different length ranges.

Smallest
7.5 cm
Lower quarter
12.5 cm
Median
18 cm
Upper quarter
23 cm
Largest
37.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 8 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.0021 kg)
Lower quarter
0.2 oz (0.005 kg)
Median
0.3 oz (0.0089 kg)
Upper quarter
0.7 oz (0.0185 kg)
Heaviest
1.8 oz (0.0512 kg)

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

More fish in this river

Explore the Dash Beck

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

Brown / sea trout 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 →