RiverFish

Bullhead · Cottus gobio

Bullhead in the Arkle Beck

Largest measured bullhead: 9.2 cm

The largest bullhead measured in Environment Agency surveys of the Arkle Beck was 9.2 cm, recorded at Arkle Beck at Whaw Bridge on 22 September 2021.

Across 185 measured bullhead, the median measured length was 6.4 cm.

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

See bullhead records across England →

Most recent observation5 September 2024Arkle Beck d/s Langthwaite
Largest measured bullhead
9.2 cm
Median length
6.4 cm
Fish measured
185
Survey locations
5

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
9.2 cm22 Sept 2021Arkle Beck at Whaw Bridge160494
9 cm3 Aug 2016Punchard Gill at Punchard Gill Bridge148886
8.8 cm22 Sept 2021Arkle Beck at Whaw Bridge160494
8.8 cm22 Sept 2021Arkle Beck at Whaw Bridge160494
8.8 cm2 Sept 2013Arkle Beck d/s Langthwaite138468
8.8 cm2 Sept 2013Arkle Beck d/s Langthwaite138468
8.8 cm1 Aug 2011Arkle Beck d/s Langthwaite129177
8.6 cm22 Sept 2014Arkle Beck d/s Langthwaite142941
8.6 cm2 Sept 2013Arkle Beck d/s Langthwaite138468
8.6 cm15 Aug 2012Arkle Beck d/s Langthwaite133142

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
Arkle Beck d/s Langthwaite3 Sept 20025 Sept 202415
William Gill nr Cocker3 Aug 201626 Sept 20222
Punchard Gill at Punchard Gill Bridge1 Jun 200520 Sept 20223
Arkle Beck at Whaw Bridge1 Jun 200520 Sept 20224
Arkle Beck at Crooks Bridge1 Jun 200512 Sept 20223

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

2002–2024

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 185 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
5.7 cm
Median
6.4 cm
Upper quarter
7.4 cm
Largest
9.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Arkle Beck

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

Brown / sea trout Stone loach

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 →