3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Idle

Largest measured 3-spined stickleback: 4.8 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Idle was 4.8 cm, recorded at Tiln on 11 April 2017.

Across 93 measured 3-spined stickleback, the median measured length was 3.9 cm.

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

See 3-spined stickleback records across England →

Most recent observation25 April 2017Bawtry · 11 fish

Largest measured 3-spined stickleback: 4.8 cm
Median length: 3.9 cm
Fish measured: 93
Survey locations: 5

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
4.8 cm	11 Apr 2017	Tiln	150340
4.6 cm	25 Apr 2017	Bawtry	150362
4.5 cm	13 Apr 2017	Mattersey Priory	150349
4.5 cm	13 Apr 2017	Mattersey Priory	150349
4.5 cm	11 Apr 2017	Eaton	150339
4.5 cm	11 Apr 2017	Eaton	150339
4.5 cm	3 May 2011	Eaton	126157
4.5 cm	3 May 2011	Eaton	126157
4.5 cm	17 May 2010	Eaton	121689
4.4 cm	25 Apr 2017	Bawtry	150362

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
Bawtry	28 Jan 1983	25 Apr 2017	6
Mattersey Priory	7 Oct 2002	13 Apr 2017	3
Chain Bridge Lane	3 Sept 2002	13 Apr 2017	4
Tiln	11 Apr 2017	11 Apr 2017	1
Eaton	16 Sept 2005	11 Apr 2017	5

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

1983–2017

Survey records by year

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

283

184

085

086

087

088

089

090

091

092

093

094

095

096

097

098

099

000

001

302

003

004

205

006

007

008

209

110

311

012

013

014

015

016

517

Fish measured by surveyors

Measured length distribution

See how the 93 measured fish were spread across different length ranges.

Smallest: 2.5 cm
Lower quarter: 3.5 cm
Median: 3.9 cm
Upper quarter: 4.2 cm
Largest: 4.8 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Idle

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

European eel Roach Perch Pike Chub Gudgeon

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 →