RiverFish

Bullhead · Cottus gobio

Bullhead in the Bedale Beck

Largest measured bullhead: 10.6 cm

The largest bullhead measured in Environment Agency surveys of the Bedale Beck was 10.6 cm, recorded at Burton Beck at Constable Burton on 12 August 2016.

Across 367 measured bullhead, the median measured length was 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 Bedale Beck.

See bullhead records across England →

Most recent observation15 September 2025Garriston Beck Fish Kill follow up Lower Site
Largest measured bullhead
10.6 cm
Median length
6 cm
Fish measured
367
Survey locations
11

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
10.6 cm12 Aug 2016Burton Beck at Constable Burton148949
10.5 cm12 Aug 2016Burton Beck at Constable Burton148949
10.3 cm15 Aug 2012Bedale Beck at Crakehall133132
10 cm15 Sept 2016Bedale Beck at Crakehall149370
10 cm12 Aug 2016Burton Beck at Constable Burton148949
10 cm15 Aug 2012Bedale Beck at Crakehall133132
9.6 cm15 Aug 2012Bedale Beck at Crakehall133132
9.5 cm12 Aug 2016Burton Beck at Constable Burton148949
9.4 cm12 Aug 2016Burton Beck at Constable Burton148949
9.4 cm15 Aug 2012Bedale Beck at Crakehall133132

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
Garriston Beck Fish Kill follow up Upper Site15 Sept 202515 Sept 20251
Garriston Beck Fish Kill follow up Lower Site15 Sept 202515 Sept 20251
Bedale Beck at Leeming3 Jun 200510 Oct 20163
Bedale Beck at Crakehall28 Aug 200215 Sept 201613
Old Stell (Trib of Bedale Beck)14 Sept 201614 Sept 20161
Bedale Beck at Harbour View (Bedale)3 Jun 200514 Sept 20163
Burton Beck at Constable Burton3 Jun 200512 Aug 20163
Brompton Beck at Diamond Hill Farm2 Jun 200512 Aug 20163
Newton Beck at Newton Le Willows3 Jun 200510 Aug 20162
Bellerby Beck nr Bellerby1 Jun 20059 Aug 20162
Bedale Beck u/s Leeming gauging station18 Oct 20044 Aug 20112

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

2002–2025

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 367 measured fish were spread across different length ranges.

Smallest
1.5 cm
Lower quarter
4.1 cm
Median
6 cm
Upper quarter
7.4 cm
Largest
10.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bedale Beck

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

Brown / sea trout Stone loach Grayling Minnow European eel 3-spined stickleback

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 →