3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Stour Brook

Largest measured 3-spined stickleback: 6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Stour Brook was 6 cm, recorded at Sturmer FGS on 23 September 1997.

Across 15 measured 3-spined stickleback, the median measured length was 4.9 cm.

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

See 3-spined stickleback records across England →

Most recent observation26 September 2012Roost End · 3 fish

Largest measured 3-spined stickleback: 6 cm
Median length: 4.9 cm
Fish measured: 15
Survey locations: 2

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 Sept 1997	Sturmer FGS	13877
5.2 cm	21 Nov 1994	Roost End	13874
5 cm	10 Nov 2006	Roost End	102617
5 cm	23 Sept 1997	Sturmer FGS	13877
5 cm	28 Oct 1987	Sturmer FGS	13871
5 cm	28 Oct 1987	Sturmer FGS	13871
4.9 cm	23 Sept 1997	Sturmer FGS	13877
4.9 cm	21 Nov 1994	Roost End	13874
4.8 cm	23 Sept 1997	Sturmer FGS	13877
4.5 cm	23 Sept 1997	Sturmer FGS	13877

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
Roost End	21 Nov 1994	26 Sept 2012	4
Sturmer FGS	28 Oct 1987	23 Sept 1997	2

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

1987–2012

Survey records by year

Each bar shows how many survey visits recorded 3-spined stickleback that year.

187

088

089

090

091

092

093

194

095

096

197

098

099

100

001

002

003

004

005

106

007

008

009

010

011

112

Fish measured by surveyors

Measured length distribution

See how the 15 measured fish were spread across different length ranges.

Smallest: 3.5 cm
Lower quarter: 4.3 cm
Median: 4.9 cm
Upper quarter: 5 cm
Largest: 6 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Stour Brook

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

Chub Dace Gudgeon Roach Perch Stone loach

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 →