RiverFish

Bullhead · Cottus gobio

Bullhead in the River Peover Eye

Largest measured bullhead: 11.1 cm

The largest bullhead measured in Environment Agency surveys of the River Peover Eye was 11.1 cm, recorded at Wnpe05 on 25 June 2002.

Across 756 measured bullhead, the median measured length was 6.2 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 Peover Eye.

See bullhead records across England →

Most recent observation27 June 2024Wnpe20
Largest measured bullhead
11.1 cm
Median length
6.2 cm
Fish measured
756
Survey locations
5

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
11.1 cm25 Jun 2002Wnpe0552317
10.2 cm25 Jun 2002Wnpe0552317
10.1 cm10 Jun 2003Wnpe0576121
9.8 cm25 Jun 2002Wnpe0552317
9.8 cm20 Jun 2002Wnpe1052323
9.7 cm20 Jun 2002Wnpe1052323
9.5 cm10 Jun 2003Wnpe1076123
9.4 cm10 Jun 2003Wnpe1076123
9.4 cm25 Jun 2002Wnpe0552317
9.4 cm25 Jun 2002Wnpe0552317

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
Wnpe206 Sept 199927 Jun 20249
Wnpe255 Jul 200126 Jun 20248
Wnpe0524 May 199926 Jun 20249
Wnpe105 Jul 200119 May 20117
Wnpe1524 May 199913 Jun 20078

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

1999–2024

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 756 measured fish were spread across different length ranges.

Smallest
0.9 cm
Lower quarter
5.5 cm
Median
6.3 cm
Upper quarter
7.1 cm
Largest
11.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Peover Eye

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

Brown / sea trout Perch Roach Gudgeon Grayling Pike

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 →