RiverFish

Bullhead · Cottus gobio

Bullhead in the Troutsdale Beck

Largest measured bullhead: 10.2 cm

The largest bullhead measured in Environment Agency surveys of the Troutsdale Beck was 10.2 cm, recorded at Troutsdale beck Langdale End on 13 September 2012.

Across 31 measured bullhead, the median measured length was 7.2 cm.

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

See bullhead records across England →

Most recent observation19 September 2024Troutsdale beck Langdale End
Largest measured bullhead
10.2 cm
Median length
7.2 cm
Fish measured
31
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.

LengthSurvey dateSurvey locationSurvey ID
10.2 cm13 Sept 2012Troutsdale beck Langdale End133481
9.6 cm27 Oct 2011Troutsdale beck Langdale End129334
9 cm16 Aug 2018Troutsdale beck Langdale End153421
8.6 cm13 Sept 2012Troutsdale beck Langdale End133481
8.1 cm13 Sept 2012Troutsdale beck Langdale End133481
7.9 cm13 Sept 2012Troutsdale beck Langdale End133481
7.9 cm13 Sept 2012Troutsdale beck Langdale End133481
7.8 cm16 Aug 2018Troutsdale beck Langdale End153421
7.8 cm13 Sept 2012Troutsdale beck Langdale End133481
7.6 cm13 Sept 2012Troutsdale beck Langdale End133481

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
Troutsdale beck Langdale End21 Jun 200619 Sept 20245
Langdale21 Jun 200621 Jun 20061

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

2006–2024

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 31 measured fish were spread across different length ranges.

Smallest
2.5 cm
Lower quarter
4.7 cm
Median
7.2 cm
Upper quarter
7.8 cm
Largest
10.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Troutsdale Beck

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

Brown / sea trout

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 →