European eel · Anguilla anguilla

European eel in the River Hartlake

Largest measured european eel: 41.3 cm

The largest european eel measured in Environment Agency surveys of the River Hartlake was 41.3 cm, recorded at Upper Crannel Farm (Te) on 12 August 2003.

Across 459 measured european eel, the median measured length was 22 cm.

Surveyors recorded weights for 455 european eel. The median was 0.6 oz (0.018 kg) and the largest recorded weight was 4.8 oz (0.136 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 Hartlake.

See european eel records across England →

Most recent observation12 August 2003Upper Crannel Farm (Te) · 4 fish

Largest measured european eel: 41.3 cm
Median length: 22 cm
Fish measured: 459
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
41.3 cm	12 Aug 2003	Upper Crannel Farm (Te)	76662
39 cm	29 Aug 1991	Hartlake Farm	80440
38 cm	10 Sept 1991	New Farm	80441
36.5 cm	10 Sept 1991	New Farm	80441
36 cm	10 Sept 1991	New Farm	80441
36 cm	10 Sept 1991	New Farm	80441
36 cm	10 Sept 1991	New Farm	80441
36 cm	10 Sept 1991	New Farm	80441
36 cm	29 Aug 1991	Hartlake Farm	80440
35.5 cm	10 Sept 1991	New Farm	80441

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
Upper Crannel Farm (Te)	19 Sept 1991	12 Aug 2003	2
New Farm	10 Sept 1991	10 Sept 1991	1
Hartlake 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.

1991–2003

Survey records by year

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

391

092

093

094

095

096

097

098

099

000

001

002

103

Fish measured by surveyors

Measured length distribution

See how the 459 measured fish were spread across different length ranges.

Smallest: 5.5 cm
Lower quarter: 18 cm
Median: 22 cm
Upper quarter: 27.3 cm
Largest: 41.3 cm

0–99 mm

100–199 mm

162

200–299 mm

215

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 455 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.002 kg)
Lower quarter: 0.4 oz (0.01 kg)
Median: 0.6 oz (0.018 kg)
Upper quarter: 1.2 oz (0.034 kg)
Heaviest: 4.8 oz (0.136 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 Hartlake

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

3-spined stickleback Gudgeon Chub Stone loach

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 →