European eel · Anguilla anguilla

European eel in the Boldings Brook

Largest measured european eel: 51 cm

The largest european eel measured in Environment Agency surveys of the Boldings Brook was 51 cm, recorded at Downstream Farthing Bridge sq on 4 August 2005.

Across 62 measured european eel, the median measured length was 35.5 cm.

Surveyors recorded weights for 23 european eel. The median was 2.7 oz (0.076 kg) and the largest recorded weight was 10.3 oz (0.291 kg).

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

See european eel records across England →

Most recent observation25 June 2024Upstream Farthing Bridge · 2 fish

Largest measured european eel: 51 cm
Median length: 35.5 cm
Fish measured: 62
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
51 cm	4 Aug 2005	Downstream Farthing Bridge sq	87067
49 cm	4 Aug 2005	Downstream Farthing Bridge sq	87067
48.5 cm	25 Jul 2016	Upstream Farthing Bridge	148667
48.5 cm	4 Aug 2005	Downstream Farthing Bridge sq	87067
48 cm	4 Aug 2005	Downstream Farthing Bridge sq	87067
47.5 cm	10 May 2013	Upstream Farthing Bridge	135987
47 cm	25 Jul 2016	Upstream Farthing Bridge	148667
47 cm	10 May 2013	Redford Avenue	136056
46.5 cm	25 Jul 2016	Upstream Farthing Bridge	148667
46.2 cm	25 Jul 2016	Upstream Farthing Bridge	148667

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
Upstream Farthing Bridge	10 May 2013	25 Jun 2024	3
Redford Avenue	10 May 2013	25 Jul 2016	2
Downstream Farthing Bridge sq	4 Aug 2005	4 Aug 2005	1

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

2005–2024

Survey records by year

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

105

006

007

008

009

010

011

012

213

014

015

216

017

018

019

020

021

022

023

124

Fish measured by surveyors

Measured length distribution

See how the 62 measured fish were spread across different length ranges.

Smallest: 16 cm
Lower quarter: 31.3 cm
Median: 35.5 cm
Upper quarter: 42.3 cm
Largest: 51 cm

100–199 mm

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

Lightest: 0.6 oz (0.017 kg)
Lower quarter: 1.7 oz (0.0475 kg)
Median: 2.7 oz (0.076 kg)
Upper quarter: 4.4 oz (0.124 kg)
Heaviest: 10.3 oz (0.291 kg)

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

More fish in this river

Explore the Boldings Brook

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

Chub Gudgeon Perch Roach Minnow

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 →