RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Ouse

Largest measured 3-spined stickleback: 12.8 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Ouse was 12.8 cm, recorded at Naburn - Fry Survey on 20 August 2015.

Across 62 measured 3-spined stickleback, the median measured length was 3.6 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 Ouse.

See 3-spined stickleback records across England →

Most recent observation7 August 2025Naburn - Fry Survey · 1 fish
Largest measured 3-spined stickleback
12.8 cm
Median length
3.6 cm
Fish measured
62
Survey locations
9

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
12.8 cm20 Aug 2015Naburn - Fry Survey146168
4.5 cm15 Aug 2013Naburn - Fry Survey137981
4.4 cm29 Sept 1998Linton weir - u/s - Fry Survey130807
4.3 cm7 Jul 2010Naburn Weir (single anode)124952
4.3 cm2 Oct 2007Naburn - Fry Survey130847
4.2 cm21 Sept 1999Beningborough - Fry Survey130601
4.2 cm29 Sept 1998Linton weir - u/s - Fry Survey130807
4.1 cm2 Oct 2007Naburn - Fry Survey130847
4 cm25 Sept 2003Naburn - Fry Survey130843
4 cm19 Sept 2000Beningborough - Fry Survey130602

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
Naburn - Fry Survey25 Sept 20037 Aug 20257
Acaster - Fry Survey20 Sept 198410 Aug 20184
Naburn Weir (single anode)7 Jul 201028 Jun 20133
Linton-on-Ouse, below weir (single anode)21 Jun 201321 Jun 20131
Linton-on-Ouse u/s weir (single anode)30 Jul 200830 Jul 20081
Beningbrough Village (single anode)26 Jul 200726 Jul 20071
Beningbrough Village (boom boat site)17 Jul 200117 Jul 20011
Beningborough - Fry Survey23 Sept 198619 Sept 200011
Linton weir - u/s - Fry Survey29 Sept 199829 Sept 19981

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

1984–2025

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 62 measured fish were spread across different length ranges.

Smallest
1.8 cm
Lower quarter
3 cm
Median
3.6 cm
Upper quarter
3.8 cm
Largest
12.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ouse

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

Roach Perch Gudgeon Ruffe Bleak Pike

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 →