Bullhead · Cottus gobio

Bullhead in the Elmswell Beck

Largest measured bullhead: 9.7 cm

The largest bullhead measured in Environment Agency surveys of the Elmswell Beck was 9.7 cm, recorded at Poundsworth on 9 October 2006.

Across 37 measured bullhead, the median measured length was 6.3 cm.

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

See bullhead records across England →

Most recent observation6 October 2016Poundsworth · 16 fish

Largest measured bullhead: 9.7 cm
Median length: 6.3 cm
Fish measured: 37
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.

Length	Survey date	Survey location	Survey ID
9.7 cm	9 Oct 2006	Poundsworth	102185
9.2 cm	8 Oct 2004	Poundsworth	83608
9 cm	8 Oct 2004	Poundsworth	83608
8.9 cm	8 Oct 2004	Cowbridge	83617
8.6 cm	8 Oct 2004	Poundsworth	83608
8.1 cm	6 Oct 2016	Poundsworth	149778
7.9 cm	8 Oct 2004	Poundsworth	83608
7.8 cm	5 Oct 2007	Poundsworth	108600
7.4 cm	6 Oct 2016	Poundsworth	149778
7.3 cm	4 Oct 2016	Cowbridge	149772

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 surveyed	First recorded	Last recorded	Visits finding bullhead
Poundsworth	8 Oct 2004	6 Oct 2016	5
Cowbridge	8 Oct 2004	4 Oct 2016	3

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

2004–2016

Survey records by year

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

204

005

106

107

008

009

210

011

012

013

014

015

216

Fish measured by surveyors

Measured length distribution

See how the 37 measured fish were spread across different length ranges.

Smallest: 2.3 cm
Lower quarter: 3.5 cm
Median: 6.3 cm
Upper quarter: 7.3 cm
Largest: 9.7 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Elmswell 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 →