RiverFish

Bullhead · Cottus gobio

Bullhead in the River Cliveden

Largest measured bullhead: 4.6 cm

The largest bullhead measured in Environment Agency surveys of the River Cliveden was 4.6 cm, recorded at Cliveden Upstream Fry on 31 August 2006.

Across 13 measured bullhead, the median measured length was 3.4 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 Cliveden.

See bullhead records across England →

Most recent observation22 August 2024Cliveden Upstream Fry · 2 fish
Largest measured bullhead
4.6 cm
Median length
3.4 cm
Fish measured
13
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
4.6 cm31 Aug 2006Cliveden Upstream Fry111828
4.4 cm31 Aug 2006Cliveden Upstream Fry111828
4.2 cm31 Aug 2006Cliveden Downstream Fry111829
4 cm22 Aug 2024Cliveden Upstream Fry166457
3.5 cm31 Aug 2006Cliveden Downstream Fry111829
3.4 cm22 Aug 2016Cliveden Downstream Fry149223
3.4 cm31 Aug 2006Cliveden Downstream Fry111829
3.3 cm31 Aug 2006Cliveden Downstream Fry111829
3.2 cm19 Aug 2008Cliveden Downstream Fry125611
3.2 cm19 Aug 2008Cliveden Downstream Fry125611

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
Cliveden Upstream Fry31 Aug 200622 Aug 20242
Cliveden Downstream Fry31 Aug 200622 Aug 20163

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 13 measured fish were spread across different length ranges.

Smallest
1.7 cm
Lower quarter
3.2 cm
Median
3.4 cm
Upper quarter
4 cm
Largest
4.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Cliveden

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

Minnow Chub Gudgeon Roach Dace Perch

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 →