RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Fromus

Largest measured 3-spined stickleback: 6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Fromus was 6 cm, recorded at Saxmundham on 20 January 2006.

Across 100 measured 3-spined stickleback, the median measured length was 4.3 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 Fromus.

See 3-spined stickleback records across England →

Most recent observation20 February 2012Saxmundham · 26 fish
Largest measured 3-spined stickleback
6 cm
Median length
4.3 cm
Fish measured
100
Survey locations
4

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
6 cm20 Jan 2006Saxmundham89122
5.8 cm6 Sept 2007Abbey Farm B106856
5.7 cm20 Feb 2012Saxmundham130113
5.6 cm20 Feb 2012Saxmundham130113
5.6 cm6 Sept 2007Abbey Farm A106857
5.6 cm6 Sept 2007Abbey Farm B106856
5.5 cm20 Feb 2012Saxmundham130113
5.4 cm20 Feb 2012Saxmundham130113
5.4 cm20 Feb 2012Saxmundham130113
5.4 cm14 Apr 1998Snape Watering13460

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
Saxmundham20 Jan 200620 Feb 20122
Snape Watering14 Apr 199810 Feb 20113
Abbey Farm B6 Sept 20076 Sept 20071
Abbey Farm A6 Sept 20076 Sept 20071

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

1998–2012

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 100 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
3.7 cm
Median
4.3 cm
Upper quarter
4.8 cm
Largest
6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Fromus

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

European eel Stone loach

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 →