European eel · Anguilla anguilla

European eel in the Copyhold Stream

Largest measured european eel: 53 cm

The largest european eel measured in Environment Agency surveys of the Copyhold Stream was 53 cm, recorded at Bridge Farm Q on 20 August 2025.

Across 3 measured european eel, the median measured length was 28.5 cm.

Surveyors recorded one individual weight: 1.3 oz (0.037 kg).

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

See european eel records across England →

Most recent observation20 August 2025Bridge Farm Q · 1 fish

Largest measured european eel: 53 cm
Median length: 28.5 cm
Fish measured: 3
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
53 cm	20 Aug 2025	Bridge Farm Q	178083
28.5 cm	20 Aug 2025	Copyhold Farm	178082
26.6 cm	8 Jul 2002	Bridge Farm sq	61360

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
Copyhold Farm	20 Aug 2025	20 Aug 2025	1
Bridge Farm Q	16 Feb 1998	20 Aug 2025	2
Bridge Farm sq	8 Jul 2002	8 Jul 2002	1

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

1998–2025

Survey records by year

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

198

099

000

001

102

003

004

005

006

007

008

009

010

011

012

013

014

015

016

017

018

019

020

021

022

023

024

225

Fish measured by surveyors

Measured length distribution

See how the 3 measured fish were spread across different length ranges.

Smallest: 26.6 cm
Lower quarter: 27.6 cm
Median: 28.5 cm
Upper quarter: 40.8 cm
Largest: 53 cm

200–299 mm

500–599 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: 1.3 oz (0.037 kg)

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

More fish in this river

Explore the Copyhold Stream

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

Brown / sea trout Bullhead

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 →