Bullhead · Cottus gobio

Bullhead in the Lukely Brook

Largest measured bullhead: 9.2 cm

The largest bullhead measured in Environment Agency surveys of the Lukely Brook was 9.2 cm, recorded at Wellington Road on 1 February 2007.

Across 61 measured bullhead, the median measured length was 6.4 cm.

Surveyors recorded weights for 61 bullhead. The median was 0.1 oz (0.004 kg) and the largest recorded weight was 0.4 oz (0.012 kg).

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

See bullhead records across England →

Most recent observation30 August 2018Wellington Road · 313 fish

Largest measured bullhead: 9.2 cm
Median length: 6.4 cm
Fish measured: 61
Survey locations: 4

Individual EA measurements

Largest measured bullhead

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

Length	Survey date	Survey location	Survey ID
9.2 cm	1 Feb 2007	Wellington Road	105699
9 cm	1 Feb 2007	Wellington Road	105699
8.9 cm	1 Feb 2007	Wellington Road	105699
8.7 cm	1 Feb 2007	Alderbury Lane	105698
8.6 cm	1 Feb 2007	Wellington Road	105699
8.4 cm	1 Feb 2007	Wellington Road	105699
8.4 cm	1 Feb 2007	Wellington Road	105699
8.2 cm	1 Feb 2007	Wellington Road	105699
8.2 cm	1 Feb 2007	Wellington Road	105699
8.1 cm	1 Feb 2007	Alderbury Lane	105698

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 surveyed	First recorded	Last recorded	Visits finding bullhead
Wellington Road	1 Feb 2007	30 Aug 2018	3
Alderbury Lane	1 Feb 2007	30 Aug 2018	3
Old Dairy Crest site	12 Aug 2013	12 Aug 2013	1
Downstream of Westminster Mill	12 Aug 2013	12 Aug 2013	1

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

2007–2018

Survey records by year

Each bar shows how many survey visits recorded bullhead that year.

207

008

009

010

011

212

213

014

015

016

017

218

Fish measured by surveyors

Measured length distribution

See how the 61 measured fish were spread across different length ranges.

Smallest: 3.6 cm
Lower quarter: 5.4 cm
Median: 6.4 cm
Upper quarter: 7.5 cm
Largest: 9.2 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 61 bullhead. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0 oz (0.001 kg)
Lower quarter: 0.1 oz (0.002 kg)
Median: 0.1 oz (0.004 kg)
Upper quarter: 0.3 oz (0.008 kg)
Heaviest: 0.4 oz (0.012 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Lukely Brook

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

European eel

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 →