3-spined stickleback · Gasterosteus aculeatus

3-spined stickleback in the Bradshaw Brook

Largest measured 3-spined stickleback: 5.1 cm

The largest 3-spined stickleback measured in Environment Agency surveys of the Bradshaw Brook was 5.1 cm, recorded at Br01 on 15 September 2003.

Across 23 measured 3-spined stickleback, the median measured length was 2.4 cm.

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

See 3-spined stickleback records across England →

Most recent observation4 May 2010Br01

Largest measured 3-spined stickleback: 5.1 cm
Median length: 2.4 cm
Fish measured: 23
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.

Length	Survey date	Survey location	Survey ID
5.1 cm	15 Sept 2003	Br01	77040
4.2 cm	15 Sept 2003	Br01	77040
3.8 cm	15 Sept 2003	Br01	77040
3.5 cm	15 Sept 2003	Br01	77040
3.5 cm	15 Sept 2003	Br01	77040
3.5 cm	15 Sept 2003	Br01	77040
3.3 cm	15 Sept 2003	Br01	77040
3.1 cm	15 Sept 2003	Br01	77040
2.8 cm	15 Sept 2003	Br01	77040
2.7 cm	15 Sept 2003	Br01	77040

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
Br05	24 Sept 1999	4 May 2010	12
Br01	21 Sept 1999	4 May 2010	15
Br02	22 Sept 1999	26 May 2009	8
Br04	1 Jun 2000	11 Jun 2008	4
Br03	30 May 2000	2 Jun 2006	9

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

1999–2010

Survey records by year

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

399

300

401

402

603

704

605

606

307

208

209

210

Fish measured by surveyors

Measured length distribution

See how the 23 measured fish were spread across different length ranges.

Smallest: 1.9 cm
Lower quarter: 2.2 cm
Median: 2.4 cm
Upper quarter: 3.4 cm
Largest: 5.1 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bradshaw Brook

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

Brown / sea trout Bullhead Perch Roach Stone loach Minnow

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 →