European eel · Anguilla anguilla

European eel in the River Gilpin

Largest measured european eel: 30 cm

The largest european eel measured in Environment Agency surveys of the River Gilpin was 30 cm, recorded at 537.00 Gregg Hall, Chapel Beck/River Pool on 20 August 2014.

Across 24 measured european eel, the median measured length was 14.5 cm.

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

See european eel records across England →

Most recent observation2 July 2025537.00 Gregg Hall, Chapel Beck/River Pool · 5 fish

Largest measured european eel: 30 cm
Median length: 14.5 cm
Fish measured: 24
Survey locations: 16

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
30 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
26 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
23 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
22 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
20 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
18 cm	2 Jul 2025	537.00 Gregg Hall, Chapel Beck/River Pool	178114
17 cm	2 Jul 2025	537.00 Gregg Hall, Chapel Beck/River Pool	178114
17 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
17 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675
16 cm	20 Aug 2014	537.00 Gregg Hall, Chapel Beck/River Pool	142675

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
537.00 Gregg Hall, Chapel Beck/River Pool	20 Aug 2014	2 Jul 2025	2
Downstream Ellerbeck Farm	19 Sept 1994	19 Sept 1994	1
Gregg Hall	31 Aug 1994	31 Aug 1994	1
Public House	30 Aug 1994	30 Aug 1994	1
Near Tullythwaite	30 Aug 1994	30 Aug 1994	1
Kirkby House	30 Aug 1994	30 Aug 1994	1
Durham Bridge	30 Aug 1994	30 Aug 1994	1
Beckside	30 Aug 1994	30 Aug 1994	1
Spigot House	9 Aug 1994	9 Aug 1994	1
878.00 Gilpin Mill	9 Aug 1994	9 Aug 1994	1
877.00 Foxhole Bank	9 Aug 1994	9 Aug 1994	1
876.00 Crossthwaite	9 Aug 1994	9 Aug 1994	1
Brundrigg	2 Aug 1994	2 Aug 1994	1
Sampool Bridge	1 Jun 1994	1 Jun 1994	1
PTC Gilpin	1 Jun 1994	1 Jun 1994	1
Near NRA Pump	1 Jun 1994	1 Jun 1994	1

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

1994–2025

Survey records by year

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

1594

095

096

097

098

099

000

001

002

003

004

005

006

007

008

009

010

011

012

013

114

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 24 measured fish were spread across different length ranges.

Smallest: 8.5 cm
Lower quarter: 11.8 cm
Median: 14.5 cm
Upper quarter: 17.3 cm
Largest: 30 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gilpin

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 →