European eel · Anguilla anguilla

European eel in the River Gweek Mill

Largest measured european eel: 44.5 cm

The largest european eel measured in Environment Agency surveys of the River Gweek Mill was 44.5 cm, recorded at u/s Fernycoombe Stream on 3 October 2002.

Across 54 measured european eel, the median measured length was 20.5 cm.

Surveyors recorded one individual weight: 4.8 oz (0.135 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 Gweek Mill.

See european eel records across England →

Most recent observation18 October 2002Gweek Mill · 21 fish

Largest measured european eel: 44.5 cm
Median length: 20.5 cm
Fish measured: 54
Survey locations: 5

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
44.5 cm	3 Oct 2002	u/s Fernycoombe Stream	72827
40.5 cm	18 Oct 2002	Gweek Mill	72838
39.5 cm	18 Oct 2002	Gweek Mill	72838
37.5 cm	7 Oct 2002	Pemboa	72777
35 cm	18 Oct 2002	Gweek Mill	72838
34 cm	18 Oct 2002	Gweek Mill	72838
34 cm	7 Oct 2002	Pemboa	72777
33.5 cm	18 Oct 2002	Gweek Mill	72838
33.5 cm	7 Oct 2002	Pemboa	72777
33 cm	7 Oct 2002	Pemboa	72777

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
Gweek Mill	22 Jul 1987	18 Oct 2002	2
Pemboa	8 Aug 1987	7 Oct 2002	2
u/s Fernycoombe Stream	3 Oct 2002	3 Oct 2002	1
d/s Fernycoombe Stream	3 Oct 2002	3 Oct 2002	1
Mellangoose	15 Jul 1987	15 Jul 1987	1

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

1987–2002

Survey records by year

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

387

088

089

090

091

092

093

094

095

096

097

098

099

000

001

402

Fish measured by surveyors

Measured length distribution

See how the 54 measured fish were spread across different length ranges.

Smallest: 7 cm
Lower quarter: 17 cm
Median: 20.5 cm
Upper quarter: 31.9 cm
Largest: 44.5 cm

0–99 mm

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

One individual weight was recorded for this fish and river. This is a subset of the measured fish and may not represent the whole population.

Recorded weight: 4.8 oz (0.135 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 Gweek Mill

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

Brown / sea trout

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 →