RiverFish

3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the River Rat

Largest measured 3-spined stickleback: 6.9 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the River Rat was 6.9 cm, recorded at Bucks Hall Vale on 27 April 1998.

Across 370 measured 3-spined stickleback, the median measured length was 4 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 Rat.

See 3-spined stickleback records across England →

Most recent observation10 March 2017Bucks Hall Vale · 20 fish
Largest measured 3-spined stickleback
6.9 cm
Median length
4 cm
Fish measured
370
Survey locations
2

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
6.9 cm27 Apr 1998Bucks Hall Vale13478
6.9 cm27 Apr 1998Rattlesden13477
6.8 cm27 Apr 1998Rattlesden13477
6.3 cm27 Apr 1998Bucks Hall Vale13478
6.2 cm27 Apr 1998Bucks Hall Vale13478
6.2 cm27 Apr 1998Bucks Hall Vale13478
6.2 cm27 Apr 1998Bucks Hall Vale13478
6.2 cm27 Apr 1998Rattlesden13477
6.2 cm27 Apr 1998Rattlesden13477
6.1 cm27 Apr 1998Bucks Hall Vale13478

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
Rattlesden27 Apr 199810 Mar 20174
Bucks Hall Vale27 Apr 199810 Mar 20174

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

1998–2017

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 370 measured fish were spread across different length ranges.

Smallest
1.9 cm
Lower quarter
3.2 cm
Median
4 cm
Upper quarter
4.8 cm
Largest
6.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Rat

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

10-spined stickleback 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 →