Bullhead · Cottus gobio

Bullhead in the Preston Brook

Largest measured bullhead: 9.4 cm

The largest bullhead measured in Environment Agency surveys of the Preston Brook was 9.4 cm, recorded at Little Lynch Farm on 26 April 1993.

Across 152 measured bullhead, the median measured length was 5.7 cm.

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

See bullhead records across England →

Most recent observation1 August 2017Tillers Green

Largest measured bullhead: 9.4 cm
Median length: 5.7 cm
Fish measured: 152
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
9.4 cm	26 Apr 1993	Little Lynch Farm	24996
9 cm	26 Apr 1993	Kempley Brook	81778
8.9 cm	17 Aug 1998	Kempley Brook	52296
8.6 cm	30 Jul 1996	Tillers Green	52295
8.5 cm	17 Aug 1998	Little Lynch Farm	24992
8.5 cm	30 Jul 1996	Tillers Green	52295
8.5 cm	26 Apr 1993	Tillers Green	81779
8.5 cm	26 Apr 1993	Kempley Brook	81778
8.4 cm	30 Jul 1996	Tillers Green	52295
8 cm	17 Aug 1998	Rosehill	52293

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
Tillers Green	26 Apr 1993	1 Aug 2017	4
Little Lynch Farm	26 Apr 1993	25 Jul 2001	4
Rosehill	26 Apr 1993	17 Aug 1998	3
Kempley Brook	26 Apr 1993	17 Aug 1998	2

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

1993–2017

Survey records by year

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

493

094

195

296

097

498

099

000

101

002

003

004

005

006

007

008

009

010

011

012

013

014

015

016

117

Fish measured by surveyors

Measured length distribution

See how the 152 measured fish were spread across different length ranges.

Smallest: 1.8 cm
Lower quarter: 5 cm
Median: 5.7 cm
Upper quarter: 6.5 cm
Largest: 9.4 cm

0–99 mm

152

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Preston Brook

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

Stone loach 3-spined stickleback Brown / sea trout European eel Minnow

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 →