RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Tadburn Lake

Largest measured 3-spined stickleback: 4.6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Tadburn Lake was 4.6 cm, recorded at Ashdown Way on 12 August 2005.

Across 8 measured 3-spined stickleback, the median measured length was 4.1 cm.

Surveyors recorded weights for 3 3-spined stickleback. The median was 0 oz (0.001 kg) and the largest recorded weight was 0 oz (0.001 kg).

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

See 3-spined stickleback records across England →

Most recent observation9 September 2025Ashdown Way · 1 fish
Largest measured 3-spined stickleback
4.6 cm
Median length
4.1 cm
Fish measured
8
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
4.6 cm12 Aug 2005Ashdown Way86394
4.5 cm12 Aug 2005Ashdown Way86394
4.2 cm3 Apr 2012Crampmoor Ford131049
4.2 cm3 Apr 2012Crampmoor Ford131049
4 cm3 Apr 2012Ashdown Way131050
4 cm3 Apr 2012Crampmoor Ford131049
3.6 cm3 Apr 2012Crampmoor Ford131049
3.5 cm12 Aug 2005Ashdown Way86394

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
Ashdown Way12 Aug 20059 Sept 20253
Crampmoor Ford3 Apr 201218 Sept 20246
u/s Straight Mile2 Oct 20152 Oct 20151

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

2005–2025

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 8 measured fish were spread across different length ranges.

Smallest
3.5 cm
Lower quarter
3.9 cm
Median
4.1 cm
Upper quarter
4.3 cm
Largest
4.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 3 3-spined stickleback. This is a subset of the measured fish and may not represent the whole population.

Lightest
0 oz (0.001 kg)
Lower quarter
0 oz (0.001 kg)
Median
0 oz (0.001 kg)
Upper quarter
0 oz (0.001 kg)
Heaviest
0 oz (0.001 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Tadburn Lake

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

Brown / sea trout Bullhead Stone loach European eel Topmouth gudgeon Brook lamprey

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 →