Bullhead · Cottus gobio

Bullhead in the Escely Brook

Largest measured bullhead: 4.8 cm

The largest bullhead measured in Environment Agency surveys of the Escely Brook was 4.8 cm, recorded at Sunny Bank Farm on 22 August 2013.

Across 7 measured bullhead, the median measured length was 4.2 cm.

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

See bullhead records across England →

Most recent observation5 August 2025Sunny Bank Farm

Largest measured bullhead: 4.8 cm
Median length: 4.2 cm
Fish measured: 7
Survey locations: 4

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
4.8 cm	22 Aug 2013	Sunny Bank Farm	138253
4.5 cm	22 Aug 2013	Sunny Bank Farm	138253
4.4 cm	22 Aug 2013	Sunny Bank Farm	138253
4.2 cm	22 Aug 2013	Sunny Bank Farm	138253
4 cm	22 Aug 2013	Sunny Bank Farm	138253
3.8 cm	22 Aug 2013	Sunny Bank Farm	138253
3.5 cm	22 Aug 2013	Sunny Bank Farm	138253

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
Sunny Bank Farm	13 Aug 1987	5 Aug 2025	7
W023E	29 Sept 2008	29 Sept 2008	1
W023D	25 Sept 2008	25 Sept 2008	1
W098S	12 Jul 1997	12 Jul 1997	1

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

1987–2025

Survey records by year

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

187

088

089

090

091

092

093

094

095

096

297

098

199

000

001

002

003

004

005

006

007

308

009

010

011

012

113

014

015

016

017

018

119

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 7 measured fish were spread across different length ranges.

Smallest: 3.5 cm
Lower quarter: 3.9 cm
Median: 4.2 cm
Upper quarter: 4.5 cm
Largest: 4.8 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Escely Brook

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

Brown / sea trout Stone loach Minnow 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 →