RiverFish

Bullhead · Cottus gobio

Bullhead in the River Leam

Largest measured bullhead: 10.5 cm

The largest bullhead measured in Environment Agency surveys of the River Leam was 10.5 cm, recorded at Manor Farm, Kites Hardwicke on 10 May 2016.

Across 222 measured bullhead, the median measured length was 6.1 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 Leam.

See bullhead records across England →

Most recent observation25 May 2023Offchurch Fields Farm, u/s mill to confluence
Largest measured bullhead
10.5 cm
Median length
6.1 cm
Fish measured
222
Survey locations
17

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
10.5 cm10 May 2016Manor Farm, Kites Hardwicke148285
10.5 cm8 Aug 1995Wolfhampcote74838
10.1 cm8 Aug 1995Wolfhampcote74838
10 cm8 Aug 1995Wolfhampcote74838
9.8 cm20 May 1999Grandborough d/s mill74841
9.2 cm20 May 1999Grandborough d/s mill74841
9.1 cm9 Jul 2002Red Lion, Hunningham52080
9 cm10 May 2016Manor Farm, Kites Hardwicke148285
9 cm20 May 1999Grandborough d/s mill74841
9 cm20 May 1999Wolfhampcote74836

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
Offchurch Fields Farm, u/s mill to confluence4 Aug 199425 May 20236
u/s Marton20 Apr 19994 May 20238
Eathorpe12 May 20164 May 20234
Redhouse Farm7 Jun 20165 Jun 20182
Manor Farm, Kites Hardwicke4 Aug 199410 May 20164
Hunningham, d/s the Mill2 Aug 199427 Aug 20097
Red Lion, Hunningham13 Nov 198618 Jun 20088
Offchurch13 Apr 199920 May 20087
Foot bridge u/s to Willes Road Bridge11 Sept 200711 Sept 20071
Wolfhampcote8 Aug 199520 May 19992
Grandborough d/s mill8 Aug 199520 May 19992
Marton13 Nov 19868 Oct 19964
Sawbridge8 Aug 19958 Aug 19951
Daventry Road8 Aug 19958 Aug 19951
Stanisford Bridge, Fosse Way18 Sept 199018 Sept 19901
Hunningham Site 312 May 198612 May 19861
Hunningham (upstream boundary)12 May 198112 May 19862

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

1981–2023

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 222 measured fish were spread across different length ranges.

Smallest
2.4 cm
Lower quarter
5 cm
Median
6.1 cm
Upper quarter
7.1 cm
Largest
10.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Leam

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

Roach Pike Perch Dace Gudgeon 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 →