Bullhead · Cottus gobio

Bullhead in the Cannington Brook

Largest measured bullhead: 9.6 cm

The largest bullhead measured in Environment Agency surveys of the Cannington Brook was 9.6 cm, recorded at U/s Currypool gauging station on 19 May 2022.

Across 517 measured bullhead, the median measured length was 5.1 cm.

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

See bullhead records across England →

Most recent observation19 May 2022U/s Currypool gauging station · 91 fish

Largest measured bullhead: 9.6 cm
Median length: 5.1 cm
Fish measured: 517
Survey locations: 3

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
9.6 cm	19 May 2022	U/s Currypool gauging station	160971
9.3 cm	19 May 2022	D/s Currypool gauging stn	160970
9.1 cm	15 Aug 2013	Yeo Valley Creamery	140701
9 cm	15 Aug 2013	Yeo Valley Creamery	140701
8.6 cm	15 Aug 2013	Yeo Valley Creamery	140701
8.5 cm	11 Aug 2015	Yeo Valley Creamery	146665
8.4 cm	15 Aug 2013	Yeo Valley Creamery	140701
8.3 cm	15 Aug 2013	Yeo Valley Creamery	140701
8.1 cm	19 May 2022	D/s Currypool gauging stn	160970
8.1 cm	19 May 2022	D/s Currypool gauging stn	160970

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
U/s Currypool gauging station	19 May 2022	19 May 2022	1
D/s Currypool gauging stn	19 May 2022	19 May 2022	1
Yeo Valley Creamery	28 Jul 2009	11 Aug 2015	4

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

2009–2022

Survey records by year

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

109

010

111

012

113

014

115

016

017

018

019

020

021

222

Fish measured by surveyors

Measured length distribution

See how the 517 measured fish were spread across different length ranges.

Smallest: 2.5 cm
Lower quarter: 4.3 cm
Median: 5.1 cm
Upper quarter: 6.1 cm
Largest: 9.6 cm

0–99 mm

517

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Cannington Brook

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

Brown / sea trout 3-spined stickleback European eel

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 →