RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Mel

Largest measured 3-spined stickleback: 8.7 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Mel was 8.7 cm, recorded at Meldreth on 5 June 2019.

Across 55 measured 3-spined stickleback, the median measured length was 5.3 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 Mel.

See 3-spined stickleback records across England →

Most recent observation5 June 2019Meldreth · 8 fish
Largest measured 3-spined stickleback
8.7 cm
Median length
5.3 cm
Fish measured
55
Survey locations
4

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
8.7 cm5 Jun 2019Meldreth154715
7.4 cm5 Jun 2019Meldreth154715
7.2 cm5 Jun 2019Meldreth154715
6.8 cm5 Jun 2019Meldreth154715
6.7 cm7 Jun 2012Meldreth131391
6.3 cm5 Jun 2019Meldreth154715
6.3 cm7 Jun 2012Meldreth131391
6.2 cm7 Jun 2012Meldreth131391
6.1 cm29 May 2013Meldreth136114
6.1 cm7 Jun 2012Meldreth131391

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
Meldreth10 Oct 20085 Jun 20194
DS Meldreth Mill14 Apr 200430 Jun 20163
DS Meldreth STW15 Jul 199215 Jul 19921
Meldreth Village College15 Apr 199215 Apr 19921

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

1992–2019

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 55 measured fish were spread across different length ranges.

Smallest
3 cm
Lower quarter
4.8 cm
Median
5.3 cm
Upper quarter
5.9 cm
Largest
8.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Mel

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

Brown / sea trout Bullhead

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 →