European eel · Anguilla anguilla

European eel in the River Holbrook

Largest measured european eel: 58 cm

The largest european eel measured in Environment Agency surveys of the River Holbrook was 58 cm, recorded at Holbrook Sluice on 25 June 2003.

Across 7 measured european eel, the median measured length was 38.5 cm.

Surveyors recorded weights for 7 european eel. The median was 4.6 oz (0.13 kg) and the largest recorded weight was 11.6 oz (0.328 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 Holbrook.

See european eel records across England →

Most recent observation25 June 2003Holbrook Sluice · 7 fish

Largest measured european eel: 58 cm
Median length: 38.5 cm
Fish measured: 7
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.

Length	Survey date	Survey location	Survey ID
58 cm	25 Jun 2003	Holbrook Sluice	79275
42.5 cm	25 Jun 2003	Holbrook Sluice	79275
42 cm	25 Jun 2003	Holbrook Sluice	79275
38.5 cm	25 Jun 2003	Holbrook Sluice	79275
34.5 cm	25 Jun 2003	Holbrook Sluice	79275
31 cm	25 Jun 2003	Holbrook Sluice	79275
27 cm	25 Jun 2003	Holbrook Sluice	79275

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
Holbrook Sluice	1 Dec 1987	25 Jun 2003	6

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

1987–2003

Survey records by year

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

187

088

089

090

191

092

193

094

095

196

097

098

199

000

001

002

103

Fish measured by surveyors

Measured length distribution

See how the 7 measured fish were spread across different length ranges.

Smallest: 27 cm
Lower quarter: 32.8 cm
Median: 38.5 cm
Upper quarter: 42.3 cm
Largest: 58 cm

200–299 mm

300–399 mm

400–499 mm

500–599 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 7 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 1 oz (0.028 kg)
Lower quarter: 2.1 oz (0.06 kg)
Median: 4.6 oz (0.13 kg)
Upper quarter: 8.2 oz (0.232 kg)
Heaviest: 11.6 oz (0.328 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 Holbrook

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

Flounder

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 →