RiverFish

Bullhead · Cottus gobio

Bullhead in the Strines Dyke

Largest measured bullhead: 8.3 cm

The largest bullhead measured in Environment Agency surveys of the Strines Dyke was 8.3 cm, recorded at Downstream Dale Dike Reservoir on 14 August 2007.

Across 256 measured bullhead, the median measured length was 5.6 cm.

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

See bullhead records across England →

Most recent observation13 September 2011Downstream Dale Dike Reservoir · 50 fish
Largest measured bullhead
8.3 cm
Median length
5.6 cm
Fish measured
256
Survey locations
1

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
8.3 cm14 Aug 2007Downstream Dale Dike Reservoir110385
8.2 cm25 Aug 2005Downstream Dale Dike Reservoir87750
8.2 cm25 Aug 2005Downstream Dale Dike Reservoir87750
8.2 cm25 Aug 2005Downstream Dale Dike Reservoir87750
8.2 cm19 Aug 2003Downstream Dale Dike Reservoir78739
8 cm18 Aug 2009Downstream Dale Dike Reservoir120134
8 cm26 Aug 2008Downstream Dale Dike Reservoir114563
8 cm26 Aug 2008Downstream Dale Dike Reservoir114563
8 cm4 Oct 2004Downstream Dale Dike Reservoir84130
7.9 cm26 Aug 2008Downstream Dale Dike Reservoir114563

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
Downstream Dale Dike Reservoir22 Sept 199313 Sept 201112

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

1993–2011

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 256 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
4.9 cm
Median
5.6 cm
Upper quarter
6.5 cm
Largest
8.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Strines Dyke

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 →