RiverFish

Bullhead · Cottus gobio

Bullhead in the Marske Beck

Largest measured bullhead: 10.1 cm

The largest bullhead measured in Environment Agency surveys of the Marske Beck was 10.1 cm, recorded at Marske Beck at Marske on 8 August 2016.

Across 8 measured bullhead, the median measured length was 7.5 cm.

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

See bullhead records across England →

Most recent observation28 September 2022Marske Beck at Marske
Largest measured bullhead
10.1 cm
Median length
7.5 cm
Fish measured
8
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
10.1 cm8 Aug 2016Marske Beck at Marske148876
9 cm8 Aug 2016Marske Beck at Marske148876
8.7 cm8 Aug 2016Marske Beck at Marske148876
7.9 cm8 Aug 2016Marske Beck at Marske148876
7.2 cm8 Aug 2016Marske Beck at Marske148876
6.7 cm8 Aug 2016Marske Beck at Marske148876
5.6 cm8 Aug 2016Marske Beck at Marske148876
2.6 cm8 Aug 2016Marske Beck at Marske148876

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
Marske Beck at Marske2 Jun 200528 Sept 20224
Marske Beck at Helwith2 Jun 20052 Jun 20051

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

2005–2022

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 8 measured fish were spread across different length ranges.

Smallest
2.6 cm
Lower quarter
6.4 cm
Median
7.6 cm
Upper quarter
8.8 cm
Largest
10.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Marske 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 →