3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Chinnock Brook

Largest measured 3-spined stickleback: 6.7 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Chinnock Brook was 6.7 cm, recorded at Broadstone Farm on 17 April 2012.

Across 67 measured 3-spined stickleback, the median measured length was 4.2 cm.

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

See 3-spined stickleback records across England →

Most recent observation17 April 2012D/s West Chinnock · 7 fish

Largest measured 3-spined stickleback: 6.7 cm
Median length: 4.2 cm
Fish measured: 67
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
6.7 cm	17 Apr 2012	Broadstone Farm	132241
5.8 cm	17 Apr 2012	Broadstone Farm	132241
5.5 cm	17 Apr 2012	Broadstone Farm	132241
5.4 cm	17 Apr 2012	Broadstone Farm	132241
5.2 cm	17 Apr 2012	Broadstone Farm	132241
5.1 cm	17 Apr 2012	D/s West Chinnock	132242
5.1 cm	17 Apr 2012	Broadstone Farm	132241
5.1 cm	17 Apr 2012	Broadstone Farm	132241
5 cm	17 Apr 2012	Broadstone Farm	132241
5 cm	17 Apr 2012	Broadstone Farm	132241

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
D/s West Chinnock	17 Apr 2012	17 Apr 2012	1
Broadstone Farm	17 Apr 2012	17 Apr 2012	1
Middle Chinnock (Se-06)	10 May 2006	10 May 2006	1

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

2006–2012

Survey records by year

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

106

007

008

009

010

011

212

Fish measured by surveyors

Measured length distribution

See how the 67 measured fish were spread across different length ranges.

Smallest: 2.5 cm
Lower quarter: 4 cm
Median: 4.2 cm
Upper quarter: 4.6 cm
Largest: 6.7 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

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 →