RiverFish

Bullhead · Cottus gobio

Bullhead in the Winterburn Beck

Largest measured bullhead: 9.6 cm

The largest bullhead measured in Environment Agency surveys of the Winterburn Beck was 9.6 cm, recorded at Horse Home Wood on 23 August 2006.

Across 459 measured bullhead, the median measured length was 6.2 cm.

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

See bullhead records across England →

Most recent observation5 June 2025Horse Home Wood
Largest measured bullhead
9.6 cm
Median length
6.2 cm
Fish measured
459
Survey locations
2

Individual EA measurements

Largest measured bullhead

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
9.6 cm23 Aug 2006Horse Home Wood121100
9.5 cm13 Aug 2014Horse Home Wood142381
9.5 cm28 Aug 2008Winterburn Bridge121125
9.2 cm13 Aug 2014Horse Home Wood142381
9.2 cm27 Aug 2009Horse Home Wood121133
9.2 cm27 Aug 2009Horse Home Wood121133
9.2 cm28 Aug 2008Horse Home Wood121124
9.2 cm28 Aug 2008Horse Home Wood121124
9.2 cm28 Aug 2007Winterburn Bridge121115
9 cm13 Aug 2014Horse Home Wood142381

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where bullhead were found

Each point marks a survey location with at least one bullhead 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 bullhead
Horse Home Wood13 Aug 20025 Jun 20257
Winterburn Bridge23 Aug 200627 Aug 20094

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

2002–2025

Survey records by year

Each bar shows how many survey visits recorded bullhead that year.

Fish measured by surveyors

Measured length distribution

See how the 459 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
4 cm
Median
6.2 cm
Upper quarter
7.3 cm
Largest
9.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Winterburn Beck

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

Brown / sea trout

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 →