Bullhead · Cottus gobio

Bullhead in the Sherford Stream

Largest measured bullhead: 9.3 cm

The largest bullhead measured in Environment Agency surveys of the Sherford Stream was 9.3 cm, recorded at Pitminster on 2 July 2014.

Across 213 measured bullhead, the median measured length was 5.6 cm.

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

See bullhead records across England →

Most recent observation23 September 2021Trull · 35 fish

Largest measured bullhead: 9.3 cm
Median length: 5.6 cm
Fish measured: 213
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
9.3 cm	2 Jul 2014	Pitminster	141595
8.1 cm	2 Jul 2014	Pitminster	141595
8.1 cm	2 Jul 2014	Trull	141594
7.9 cm	2 Jul 2014	Poundisford Park	141625
7.8 cm	2 Jul 2014	Pitminster	141595
7.6 cm	2 Jul 2014	Trull	141594
7.5 cm	23 Sept 2021	Poundisford Park	160245
7.5 cm	23 Sept 2021	Poundisford Park	160245
7.5 cm	2 Jul 2014	Pitminster	141595
7.5 cm	2 Jul 2014	Pitminster	141595

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
Trull	2 Jul 2014	23 Sept 2021	2
Poundisford Park	2 Jul 2014	23 Sept 2021	2
Pitminster	2 Jul 2014	2 Jul 2014	1

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

2014–2021

Survey records by year

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

314

015

016

017

018

019

020

221

Fish measured by surveyors

Measured length distribution

See how the 213 measured fish were spread across different length ranges.

Smallest: 2 cm
Lower quarter: 5.1 cm
Median: 5.6 cm
Upper quarter: 6.5 cm
Largest: 9.3 cm

0–99 mm

213

Lengths are direct survey measurements rather than anglers’ catches.

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 →