Bullhead · Cottus gobio

Bullhead in the Sor Brook

Largest measured bullhead: 9.1 cm

The largest bullhead measured in Environment Agency surveys of the Sor Brook was 9.1 cm, recorded at Banbury Golf Club on 12 September 2007.

Across 48 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 Sor Brook.

See bullhead records across England →

Most recent observation19 June 2013Banbury Golf Club

Largest measured bullhead: 9.1 cm
Median length: 5.7 cm
Fish measured: 48
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
9.1 cm	12 Sept 2007	Banbury Golf Club	106989
9 cm	12 Sept 2007	Banbury Golf Club	106989
8.7 cm	12 Sept 2007	Banbury Golf Club	106989
8.6 cm	12 Sept 2007	Banbury Golf Club	106989
8.4 cm	12 Sept 2007	Banbury Golf Club	106989
8.2 cm	12 Sept 2007	Banbury Golf Club	106989
8 cm	12 Sept 2007	Banbury Golf Club	106989
8 cm	12 Sept 2007	Banbury Golf Club	106989
7.9 cm	12 Sept 2007	Banbury Golf Club	106989
7.7 cm	12 Sept 2007	Banbury Golf Club	106989

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
Sor Brook - Broughton Castle	29 Sept 2006	19 Jun 2013	2
Banbury Golf Club	2 Jun 2005	19 Jun 2013	3

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

2005–2013

Survey records by year

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

105

106

107

008

009

010

011

012

213

Fish measured by surveyors

Measured length distribution

See how the 48 measured fish were spread across different length ranges.

Smallest: 2.9 cm
Lower quarter: 5 cm
Median: 5.7 cm
Upper quarter: 7.1 cm
Largest: 9.1 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Sor Brook

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

Minnow Perch Roach

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 →