RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Mill Brook

Largest measured 3-spined stickleback: 5.6 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Mill Brook was 5.6 cm, recorded at Brookend, Welland (Marlbank Brook) on 26 February 1998.

Across 70 measured 3-spined stickleback, the median measured length was 2.6 cm.

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

See 3-spined stickleback records across England →

Most recent observation1 July 2013Mill Bank Farm, Longdon Heath · 1 fish
Largest measured 3-spined stickleback
5.6 cm
Median length
2.6 cm
Fish measured
70
Survey locations
5

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
5.6 cm26 Feb 1998Brookend, Welland (Marlbank Brook)80785
5.2 cm12 Jun 2007Lockeridge Farm105688
5.1 cm26 Feb 1998Brookend, Welland (Marlbank Brook)80785
5 cm26 Feb 1998Brookend, Welland (Marlbank Brook)80785
5 cm22 Jul 1991Castlemorton Common (Marlbank Brook)80781
5 cm22 Jul 1991Castlemorton Common (Marlbank Brook)80781
4.9 cm22 Jul 1991Castlemorton Common (Marlbank Brook)80781
4.8 cm14 Nov 1995Upstream Lockeridge Farm, Welland Stone80792
4.8 cm22 Jul 1991Castlemorton Common (Marlbank Brook)80781
4.8 cm22 Jul 1991Castlemorton Common (Marlbank Brook)80781

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
Mill Bank Farm, Longdon Heath3 May 20021 Jul 20132
Lockeridge Farm12 Jun 200712 Jun 20071
Brookend, Welland (Marlbank Brook)22 Jul 199126 Feb 19982
Upstream Lockeridge Farm, Welland Stone14 Nov 199520 Oct 19972
Castlemorton Common (Marlbank Brook)22 Jul 199122 Jul 19911

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

1991–2013

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 70 measured fish were spread across different length ranges.

Smallest
1 cm
Lower quarter
2 cm
Median
2.6 cm
Upper quarter
4.4 cm
Largest
5.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Mill Brook

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

Bullhead Stone loach European eel Brown / sea trout Chub Roach

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 →