RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Gressenhall watercourse

Largest measured 3-spined stickleback: 5.3 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Gressenhall watercourse was 5.3 cm, recorded at Longham , Barn Lane meadows on 24 March 2006.

Across 34 measured 3-spined stickleback, the median measured length was 4 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 Gressenhall watercourse.

See 3-spined stickleback records across England →

Most recent observation5 March 2014Gressenhall , Dunfer Hole · 19 fish
Largest measured 3-spined stickleback
5.3 cm
Median length
4 cm
Fish measured
34
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.

LengthSurvey dateSurvey locationSurvey ID
5.3 cm24 Mar 2006Longham , Barn Lane meadows100210
5.2 cm5 Mar 2014Gressenhall , Dunfer Hole144209
5.1 cm24 Mar 2006Longham , Springhead Plantation100211
5.1 cm13 Mar 2006Gressenhall , Dunfer Hole100215
4.9 cm5 Mar 2014Gressenhall , Dunfer Hole144209
4.7 cm24 Mar 2006Longham , Springhead Plantation100211
4.6 cm5 Mar 2014Gressenhall , Dunfer Hole144209
4.5 cm13 Mar 2006Gressenhall , Dunfer Hole100215
4.4 cm5 Mar 2014Gressenhall , Dunfer Hole144209
4.3 cm5 Mar 2014Gressenhall , Dunfer Hole144209

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
Gressenhall , Dunfer Hole13 Mar 20065 Mar 20143
Longham , Springhead Plantation24 Mar 200624 Mar 20061
Longham , Barn Lane meadows24 Mar 200624 Mar 20061

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

2006–2014

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 34 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
3.6 cm
Median
4.1 cm
Upper quarter
4.4 cm
Largest
5.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gressenhall watercourse

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

Bullhead

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 →