RiverFish

Bullhead · Cottus gobio

Bullhead in the River Shuttle

Largest measured bullhead: 10.1 cm

The largest bullhead measured in Environment Agency surveys of the River Shuttle was 10.1 cm, recorded at Bexley Park, River Shuttle on 14 June 2019.

Across 29 measured bullhead, the median measured length was 7.9 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 Shuttle.

See bullhead records across England →

Most recent observation13 May 2026Bexley Park, River Shuttle · 2 fish
Largest measured bullhead
10.1 cm
Median length
7.9 cm
Fish measured
29
Survey locations
1

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 cm14 Jun 2019Bexley Park, River Shuttle154729
9.2 cm5 Jun 2013Bexley Park, River Shuttle136251
9 cm21 Apr 2015Bexley Park, River Shuttle144634
8.6 cm21 Apr 2015Bexley Park, River Shuttle144634
8.6 cm5 Jun 2013Bexley Park, River Shuttle136251
8.5 cm16 May 2024Bexley Park, River Shuttle164895
8.5 cm14 Jun 2019Bexley Park, River Shuttle154729
8.3 cm13 May 2026Bexley Park, River Shuttle181931
8.2 cm5 Jun 2013Bexley Park, River Shuttle136251
8.2 cm5 Jun 2013Bexley Park, River Shuttle136251

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
Bexley Park, River Shuttle5 Jun 201313 May 20267

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

2013–2026

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 29 measured fish were spread across different length ranges.

Smallest
3.4 cm
Lower quarter
6.8 cm
Median
7.9 cm
Upper quarter
8.3 cm
Largest
10.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Shuttle

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

Roach European eel Chub Minnow Perch 3-spined stickleback

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 →