3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Stour (Worcestershire)

Largest measured 3-spined stickleback: 6.8 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Stour (Worcestershire) was 6.8 cm, recorded at Amblecote on 22 April 2014.

Across 17 measured 3-spined stickleback, the median measured length was 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 Stour (Worcestershire).

See 3-spined stickleback records across England →

Most recent observation25 June 2025Downstream Stourton castle and weir

Largest measured 3-spined stickleback: 6.8 cm
Median length: 5 cm
Fish measured: 17
Survey locations: 7

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
6.8 cm	22 Apr 2014	Amblecote	140706
6.3 cm	31 May 2016	Mountpleasant Covert	148293
5.6 cm	22 Apr 2014	Amblecote	140706
5.5 cm	22 Apr 2014	Amblecote	140706
5.5 cm	22 Apr 2014	Amblecote	140706
5.3 cm	22 Apr 2014	Amblecote	140706
5.3 cm	22 Apr 2014	Amblecote	140706
5.3 cm	22 Apr 2014	Amblecote	140706
5 cm	31 May 2016	Mountpleasant Covert	148293
5 cm	22 Apr 2014	Amblecote	140706

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
Downstream Stourton castle and weir	25 Jun 2025	25 Jun 2025	1
Tesco (Kidderminster)	17 Jul 2019	17 Jul 2019	1
Mountpleasant Covert	31 May 2016	31 May 2016	1
Amblecote	22 Apr 2014	22 Apr 2014	1
Kidderminster	21 May 1991	26 May 2000	2
Cradley Heath	21 May 1991	21 May 1991	1
Prestwood	14 May 1991	14 May 1991	1

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

1991–2025

Survey records by year

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

391

092

093

094

095

096

097

098

099

100

001

002

003

004

005

006

007

008

009

010

011

012

013

114

015

116

017

018

119

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 17 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 4.9 cm
Median: 5 cm
Upper quarter: 5.5 cm
Largest: 6.8 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Stour (Worcestershire)

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

Gudgeon Roach Bullhead Stone loach Chub European eel

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 →