3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Wheelock

Largest measured 3-spined stickleback: 6.7 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Wheelock was 6.7 cm, recorded at Dawh15 on 4 June 2003.

Across 40 measured 3-spined stickleback, the median measured length was 5.1 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 Wheelock.

See 3-spined stickleback records across England →

Most recent observation20 August 2024Dawh06

Largest measured 3-spined stickleback: 6.7 cm
Median length: 5.1 cm
Fish measured: 40
Survey locations: 9

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
6.7 cm	4 Jun 2003	Dawh15	76069
6.3 cm	15 Jun 2004	Dawh20	80208
6.2 cm	4 Jun 2003	Dawh15	76069
6.1 cm	15 Jun 2004	Dawh20	80208
6 cm	4 Jun 2003	Dawh06	76059
5.9 cm	15 Jun 2004	Dawh20	80208
5.8 cm	15 Jun 2004	Dawh20	80208
5.8 cm	15 Jun 2004	Dawh20	80208
5.8 cm	15 Jun 2004	Dawh20	80208
5.7 cm	15 Jun 2004	Dawh20	80208

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
Dawh06	4 Jun 2003	20 Aug 2024	3
Dawh20	20 Aug 2002	23 May 2014	8
Dawh10	23 Jul 2001	23 May 2014	5
Dawh15	4 Jun 2003	5 Jul 2006	2
Dawh25	20 Aug 2002	28 Jun 2006	4
Wh05	21 Jul 1997	21 Jul 1997	1
Wh03	21 Jul 1997	21 Jul 1997	1
Wh02	30 Sept 1994	21 Jul 1997	2
Wh01	30 Sept 1994	30 Sept 1994	1

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

1994–2024

Survey records by year

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

294

095

096

397

098

099

000

101

202

303

204

505

406

007

008

009

010

211

012

013

214

015

016

017

018

019

020

021

022

023

124

Fish measured by surveyors

Measured length distribution

See how the 40 measured fish were spread across different length ranges.

Smallest: 1.6 cm
Lower quarter: 4.7 cm
Median: 5.1 cm
Upper quarter: 5.6 cm
Largest: 6.7 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wheelock

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

Gudgeon Roach Chub Bullhead European eel Perch

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 →