European eel · Anguilla anguilla

European eel in the River Avon (Hampshire)

Largest measured european eel: 75 cm

The largest european eel measured in Environment Agency surveys of the River Avon (Hampshire) was 75 cm, recorded at King's Stream on 30 September 2010.

Across 256 measured european eel, the median measured length was 36 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 Avon (Hampshire).

See european eel records across England →

Most recent observation2 October 2025Kings Stream Upstream Bridge · 13 fish

Largest measured european eel: 75 cm
Median length: 36 cm
Fish measured: 256
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
75 cm	30 Sept 2010	King's Stream	124152
68.5 cm	15 Oct 2008	King's Stream	116097
63 cm	3 Jul 2003	The Moot	78450
63 cm	3 Jul 2003	The Moot	78450
62.5 cm	3 Jul 2003	The Moot	78450
62.5 cm	3 Jul 2003	The Moot	78450
62 cm	12 Oct 2022	The Moot	162023
62 cm	3 Jul 2003	The Moot	78450
62 cm	3 Jul 2003	The Moot	78450
61 cm	5 Aug 2014	The Moot	143732

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
Kings Stream Upstream Bridge	10 Sept 2019	2 Oct 2025	2
The Moot	3 Jul 2003	12 Oct 2022	4
King's Stream	3 Sept 2001	9 Sept 2015	12

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

2001–2025

Survey records by year

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

101

102

203

004

105

106

107

108

109

210

111

012

113

114

115

016

017

018

119

020

021

122

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 256 measured fish were spread across different length ranges.

Smallest: 16.2 cm
Lower quarter: 28.4 cm
Median: 36.1 cm
Upper quarter: 47.7 cm
Largest: 75 cm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

500–599 mm

600–699 mm

700–799 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Avon (Hampshire)

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

Brown / sea trout Gudgeon Atlantic salmon Chub Dace Pike

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 →