RiverFish

Bullhead · Cottus gobio

Bullhead in the River Dearne

Largest measured bullhead: 11.4 cm

The largest bullhead measured in Environment Agency surveys of the River Dearne was 11.4 cm, recorded at Stairfoot on 20 June 2013.

Across 218 measured bullhead, the median measured length was 7.4 cm.

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

See bullhead records across England →

Most recent observation18 June 2026meanders u/s Pastures Bridge
Largest measured bullhead
11.4 cm
Median length
7.4 cm
Fish measured
218
Survey locations
15

Individual EA measurements

Largest measured bullhead

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
11.4 cm20 Jun 2013Stairfoot136495
11.1 cm19 Jun 2008Darton Scout Clubhouse114361
11 cm7 Sept 2012Pack Horse Bridge133340
11 cm17 Jul 2008Haigh roundabout114153
10.6 cm19 Jun 2008Darton Scout Clubhouse114361
10.6 cm5 Aug 2005Haigh roundabout87822
10.5 cm7 Sept 2012Pack Horse Bridge133340
10.4 cm18 Jun 2018Stairfoot152680
10.4 cm30 Jun 2008Stairfoot114159
10.3 cm17 Jul 2008Haigh roundabout114153

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 surveyedFirst recordedLast recordedVisits finding bullhead
meanders u/s Pastures Bridge20 Jun 201618 Jun 20262
Stairfoot30 Jun 200817 Jun 202614
Haigh roundabout5 Aug 20056 Aug 20253
Darton Scout Clubhouse19 Jun 20086 Aug 20253
Baraugh Bridge28 Sept 200719 Jun 20176
Scisset - (previously JS Auckland Spares)19 Aug 20057 Sept 20123
Pack Horse Bridge7 Sept 20127 Sept 20121
Downstream Denby Dale29 Jul 19947 Sept 20122
Downstream Broomhill bridge18 Sept 200418 Sept 20041
Upstream Denby Dale29 Jul 199429 Jul 19941
Scissett, u/s dairy.29 Jul 199429 Jul 19941
Scissett, d/s dairy29 Jul 199429 Jul 19941
Upstream Clayton West STW16 Jan 199116 Jan 19911
Low Barugh19 Apr 198314 Jul 19882
Darton14 Jul 198814 Jul 19881

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

1983–2026

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 218 measured fish were spread across different length ranges.

Smallest
2.6 cm
Lower quarter
6.1 cm
Median
7.4 cm
Upper quarter
8.6 cm
Largest
11.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Dearne

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

3-spined stickleback Gudgeon Brown / sea trout Chub Roach 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 →