3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Main Par

Largest measured 3-spined stickleback: 6.4 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Main Par was 6.4 cm, recorded at Bridges Moor on 9 June 2015.

Across 3 measured 3-spined stickleback, the median measured length was 5.6 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 Main Par.

See 3-spined stickleback records across England →

Most recent observation9 June 2015Treffry Bridge · 2 fish

Largest measured 3-spined stickleback: 6.4 cm
Median length: 5.6 cm
Fish measured: 3
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.

Length	Survey date	Survey location	Survey ID
6.4 cm	9 Jun 2015	Bridges Moor	144932
5.6 cm	9 Jun 2015	Treffry Bridge	144934
5.2 cm	9 Jun 2015	Treffry Bridge	144934

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 surveyed	First recorded	Last recorded	Visits finding 3-spined stickleback
Treffry Bridge	9 Jun 2015	9 Jun 2015	1
Bridges Moor	9 Jun 2015	9 Jun 2015	1
A3082 Bridge	25 May 2007	25 May 2007	1
d/s Luxulyan STW	2 Jun 2006	2 Jun 2006	1

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

2006–2015

Survey records by year

Each bar shows how many survey visits recorded 3-spined stickleback that year.

106

107

008

009

010

011

012

013

014

215

Fish measured by surveyors

Measured length distribution

See how the 3 measured fish were spread across different length ranges.

Smallest: 5.2 cm
Lower quarter: 5.4 cm
Median: 5.6 cm
Upper quarter: 6 cm
Largest: 6.4 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Par

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

Brown / sea trout European eel Flounder

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 →