RiverFish

Bullhead · Cottus gobio

Bullhead in the River Riccal

Largest measured bullhead: 9.6 cm

The largest bullhead measured in Environment Agency surveys of the River Riccal was 9.6 cm, recorded at R.Riccal at Carlton banks on 3 September 2012.

Across 63 measured bullhead, the median measured length was 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 Riccal.

See bullhead records across England →

Most recent observation12 September 2024R.Riccal at Carlton banks
Largest measured bullhead
9.6 cm
Median length
4 cm
Fish measured
63
Survey locations
3

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
9.6 cm3 Sept 2012R.Riccal at Carlton banks133531
9.3 cm4 Oct 2007R.Riccal at A170107158
8.8 cm3 Sept 2012R.Riccal at Carlton banks133531
8.4 cm30 Aug 2018R.Riccal at Riccal Bridge153417
8.2 cm30 Aug 2018R.Riccal at Riccal Bridge153417
8.1 cm3 Sept 2012R.Riccal at Carlton banks133531
8 cm3 Sept 2012R.Riccal at Carlton banks133531
7.9 cm3 Sept 2012R.Riccal at Carlton banks133531
7.9 cm3 Sept 2012R.Riccal at Carlton banks133531
7.5 cm30 Aug 2018R.Riccal at Riccal Bridge153417

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
R.Riccal at Carlton banks3 Sept 201212 Sept 20242
R.Riccal at Riccal Bridge12 Sept 199730 Aug 20184
R.Riccal at A1704 Oct 20074 Oct 20071

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

1997–2024

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 63 measured fish were spread across different length ranges.

Smallest
2.5 cm
Lower quarter
3.3 cm
Median
4 cm
Upper quarter
7 cm
Largest
9.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Riccal

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 →