RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Swilgate

Largest measured 3-spined stickleback: 7.2 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Swilgate was 7.2 cm, recorded at Manor Farm Industrial Estate on 21 October 1998.

Across 63 measured 3-spined stickleback, the median measured length was 5.2 cm.

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

See 3-spined stickleback records across England →

Most recent observation7 September 2021Rails Meadow
Largest measured 3-spined stickleback
7.2 cm
Median length
5.2 cm
Fish measured
63
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.

LengthSurvey dateSurvey locationSurvey ID
7.2 cm21 Oct 1998Manor Farm Industrial Estate76544
6.7 cm15 Dec 1987Manor Farm Industrial Estate76552
6.5 cm21 Oct 1998Manor Farm Industrial Estate76544
6.4 cm18 May 1992Manor Farm Industrial Estate76551
6.4 cm15 Dec 1987Manor Farm Industrial Estate76552
6.2 cm21 Oct 1998Manor Farm Industrial Estate76544
6.2 cm18 May 1992Manor Farm Industrial Estate76551
6.2 cm15 Dec 1987Manor Farm Industrial Estate76552
6.1 cm21 Oct 1998Manor Farm Industrial Estate76544
6.1 cm18 May 1992Tredington72972

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 surveyedFirst recordedLast recordedVisits finding 3-spined stickleback
Rails Meadow7 Sept 20217 Sept 20211
Prior's Park10 Oct 20138 Sept 20162
Elmstone Hardwicke15 Dec 198716 May 20146
Tredington20 Jan 19767 May 20145
D/s of weir (tidal)1 Aug 20121 Aug 20121
Manor Farm Industrial Estate15 Dec 198721 Oct 19983
Gander Lane18 May 199218 May 19921

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

1976–2021

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 63 measured fish were spread across different length ranges.

Smallest
3.6 cm
Lower quarter
4.6 cm
Median
5.2 cm
Upper quarter
5.7 cm
Largest
7.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Swilgate

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

Dace European eel Stone loach Roach 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 →