RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Main Camel

Largest measured 3-spined stickleback: 6.3 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Main Camel was 6.3 cm, recorded at Helstone Woods on 29 July 2021.

Across 22 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 River Main Camel.

See 3-spined stickleback records across England →

Most recent observation9 July 2025Helstone Woods · 1 fish
Largest measured 3-spined stickleback
6.3 cm
Median length
4.2 cm
Fish measured
22
Survey locations
7

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
6.3 cm29 Jul 2021Helstone Woods160667
6.2 cm29 Jul 2021Helstone Woods160667
6.2 cm29 Jul 2021Helstone Woods160667
5.9 cm29 Jul 2021Helstone Woods160667
5.6 cm29 Jul 2021Helstone Woods160667
5.5 cm1 Jun 2009Grogley Halt117370
5.3 cm9 Jul 2025Helstone Woods179362
5.1 cm27 Jun 2011Helstone Woods127199
4.7 cm7 Jul 2017Helstone Woods151473
4.5 cm26 Jun 2023Helstone Woods162715

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
Helstone Woods12 Jul 20069 Jul 202510
u/s Kenningstock Weir6 Jun 20226 Jun 20221
Grogley Halt1 Jun 20091 Jun 20091
Kenningstock12 Jun 199025 Jul 20055
Wenford Bridge15 Aug 199115 Aug 19911
Pencarrow20 Jun 199120 Jun 19911
Gam13 Jun 198913 Jun 19891

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

1989–2025

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 22 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
2.9 cm
Median
4.2 cm
Upper quarter
5.5 cm
Largest
6.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Camel

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

Bullhead Brown / sea trout Atlantic salmon European eel Brook lamprey Stone loach

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 →