European eel · Anguilla anguilla

European eel in the Warks Burn

Largest measured european eel: 67 cm

The largest european eel measured in Environment Agency surveys of the Warks Burn was 67 cm, recorded at Warks Burn upstream of bridge (WKAA) on 6 July 2026.

Across 8 measured european eel, the median measured length was 33.2 cm.

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

See european eel records across England →

Most recent observation6 July 2026Warks Burn upstream of bridge (WKAA) · 4 fish

Largest measured european eel: 67 cm
Median length: 33.2 cm
Fish measured: 8
Survey locations: 2

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
67 cm	6 Jul 2026	Warks Burn upstream of bridge (WKAA)	182194
38 cm	6 Sept 2023	Warks Burn upstream of bridge (WKAA)	164404
37.5 cm	27 Sept 2014	Warks Burn the Barns	143079
34.5 cm	5 Jul 2010	Warks Burn upstream of bridge (WKAA)	125722
32 cm	5 Jul 2010	Warks Burn upstream of bridge (WKAA)	125722
21 cm	6 Jul 2026	Warks Burn upstream of bridge (WKAA)	182194
17 cm	6 Jul 2026	Warks Burn upstream of bridge (WKAA)	182194
14 cm	6 Jul 2026	Warks Burn upstream of bridge (WKAA)	182194

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
Warks Burn upstream of bridge (WKAA)	25 Jul 1997	6 Jul 2026	6
Warks Burn the Barns	30 Jul 1993	27 Sept 2014	4

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

1993–2026

Survey records by year

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

193

094

095

096

297

098

099

000

001

002

103

104

105

006

007

008

009

110

011

012

013

114

015

016

017

018

019

020

021

022

123

024

025

126

Fish measured by surveyors

Measured length distribution

See how the 8 measured fish were spread across different length ranges.

Smallest: 14 cm
Lower quarter: 20 cm
Median: 33.3 cm
Upper quarter: 37.6 cm
Largest: 67 cm

100–199 mm

200–299 mm

300–399 mm

600–699 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Warks Burn

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

Brown / sea trout Stone loach Minnow Atlantic salmon

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 →