RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River R.Ouse tributaries

Largest measured 3-spined stickleback: 6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River R.Ouse tributaries was 6 cm, recorded at River Kyle Youlton Lodge on 9 June 2022.

Across 65 measured 3-spined stickleback, the median measured length was 4.4 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 R.Ouse tributaries.

See 3-spined stickleback records across England →

Most recent observation1 July 2024River Kyle Youlton Lodge
Largest measured 3-spined stickleback
6 cm
Median length
4.4 cm
Fish measured
65
Survey locations
6

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 cm9 Jun 2022River Kyle Youlton Lodge162783
6 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
5.6 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
5.6 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
5.5 cm15 Jun 2018River Foss at Lilling Green152679
5.3 cm15 Jun 2018River Foss at Lilling Green152679
5.3 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
5.3 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
5.2 cm9 Jun 2022River Kyle Youlton Lodge162783
5.2 cm14 Jun 2007The Foss nr Glebe Farm105568

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
River Kyle Youlton Lodge9 Jun 20221 Jul 20242
River Foss at Lilling Green18 Jun 201015 Jun 20183
River Kyle at US New Park Beck18 Jun 201013 Jun 20142
The Foss nr Glebe Farm14 Jun 200726 Jun 20132
The Foss at Scagglethorpe Bridge14 Jun 200726 Jun 20133
Stillingfleet Beck at Stillingfleet Bridge28 Jun 201228 Jun 20121

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

2007–2024

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 65 measured fish were spread across different length ranges.

Smallest
2.3 cm
Lower quarter
4.1 cm
Median
4.4 cm
Upper quarter
4.7 cm
Largest
6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River R.Ouse tributaries

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

Roach Chub Bullhead Dace Stone loach 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 →