3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Eau

Largest measured 3-spined stickleback: 6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Eau was 6 cm, recorded at Scotter on 23 June 2011.

Across 88 measured 3-spined stickleback, the median measured length was 4.5 cm.

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

See 3-spined stickleback records across England →

Most recent observation27 May 2025Scotter

Largest measured 3-spined stickleback: 6 cm
Median length: 4.5 cm
Fish measured: 88
Survey locations: 3

Individual EA measurements

Largest measured 3-spined stickleback

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
6 cm	23 Jun 2011	Scotter	126631
5.9 cm	10 May 2013	Trent Confluence	139643
5.6 cm	23 Jun 2011	Scotter	126631
5.5 cm	23 Jun 2011	Scotter	126631
5.5 cm	23 Jun 2011	Scotter	126631
5.4 cm	23 Jun 2011	Scotter	126631
5.3 cm	23 Jun 2011	Scotter	126631
5.2 cm	23 Jun 2011	Scotter	126631
5.2 cm	23 Jun 2011	Scotter	126631
5.2 cm	23 Jun 2011	Scotter	126631

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where 3-spined stickleback were found

Each point marks a survey location with at least one 3-spined stickleback 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 3-spined stickleback
Scotter	23 Aug 2006	27 May 2025	7
Trent Confluence	21 Apr 1998	10 May 2013	2
Northorpe	28 May 1998	28 May 1998	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 3-spined stickleback that year.

298

099

000

001

002

003

004

005

106

007

008

009

010

111

012

213

014

115

016

117

018

119

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 88 measured fish were spread across different length ranges.

Smallest: 2.2 cm
Lower quarter: 4.2 cm
Median: 4.6 cm
Upper quarter: 4.8 cm
Largest: 6 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Eau

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

European eel Stone loach Perch Dace Gudgeon 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 →