RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Bucklesham Mill River

Largest measured 3-spined stickleback: 6.7 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Bucklesham Mill River was 6.7 cm, recorded at Dairy Farm (Mill River) on 19 May 2004.

Across 164 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 Bucklesham Mill River.

See 3-spined stickleback records across England →

Most recent observation24 May 2022Dairy Farm (Mill River) · 21 fish
Largest measured 3-spined stickleback
6.7 cm
Median length
4.2 cm
Fish measured
164
Survey locations
2

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
6.7 cm19 May 2004Dairy Farm (Mill River)84166
6.2 cm24 May 2022Dairy Farm (Mill River)162216
6 cm19 May 2004Dairy Farm (Mill River)84166
5.9 cm24 May 2022Dairy Farm (Mill River)162216
5.9 cm18 Oct 2006Water Works Bend (Mill River)102475
5.7 cm24 May 2022Dairy Farm (Mill River)162216
5.7 cm24 May 2022Dairy Farm (Mill River)162216
5.4 cm24 May 2022Dairy Farm (Mill River)162216
5.2 cm27 May 2016Water Works Bend (Mill River)148216
5.2 cm24 May 2010Dairy Farm (Mill River)121727

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
Dairy Farm (Mill River)18 May 198924 May 20227
Water Works Bend (Mill River)18 Oct 200627 May 20162

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

1989–2022

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 164 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
3.4 cm
Median
4.2 cm
Upper quarter
4.7 cm
Largest
6.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bucklesham Mill River

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

Brown / sea trout European eel Brook lamprey Flounder 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 →