RiverFish

Bullhead · Cottus gobio

Bullhead in the River Manifold

Largest measured bullhead: 9.8 cm

The largest bullhead measured in Environment Agency surveys of the River Manifold was 9.8 cm, recorded at Swainsley, Dovecote Pool on 1 October 2013.

Across 160 measured bullhead, the median measured length was 6.6 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 Manifold.

See bullhead records across England →

Most recent observation30 September 2025Hulme End
Largest measured bullhead
9.8 cm
Median length
6.6 cm
Fish measured
160
Survey locations
15

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
9.8 cm1 Oct 2013Swainsley, Dovecote Pool139088
9.8 cm1 Oct 2013Swainsley, Dovecote Pool139088
9.8 cm19 Sept 2013Wetton Mill139237
9.7 cm1 Oct 2013Swainsley, Dovecote Pool139088
9.4 cm1 Oct 2013Swainsley, Dovecote Pool139088
9.4 cm19 Sept 2013Wetton Mill139237
9.3 cm19 Sept 2013Wetton Mill139237
9.2 cm5 Sept 2013Hulme End139185
9 cm24 Sept 2015Swainsley, Dovecote Pool146930
8.9 cm19 Sept 2013Wetton Mill139237

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
Hulme End3 Feb 199830 Sept 20254
Swainsley, Dovecote Pool16 Oct 200326 Sept 202513
Brund9 Nov 200425 Sept 20255
Hardings Booth14 Dec 200411 Sept 20255
Wetton Mill9 Oct 200222 Oct 201910
Ilam29 Oct 20032 Oct 20142
Windy Arbour Bridge3 Apr 20083 Apr 20081
Waterhouse Farm3 Apr 20083 Apr 20081
Upstream of Hulme End Campsite3 Apr 20083 Apr 20081
Manor Farm, Hayesgate3 Apr 20083 Apr 20081
Gabions Stretch3 Apr 20083 Apr 20081
Longnor14 Dec 200414 Dec 20041
Swainsley, Willow Pool16 Oct 200316 Oct 20031
Downstream Ecton Bridge, Swainsley4 Aug 19984 Aug 19981
Upstream Wetton Mill4 Feb 19984 Feb 19981

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

1998–2025

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 160 measured fish were spread across different length ranges.

Smallest
2.5 cm
Lower quarter
4.1 cm
Median
6.6 cm
Upper quarter
7.7 cm
Largest
9.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Manifold

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

Brown / sea trout Stone loach Minnow Grayling Brook lamprey

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 →