RiverFish

Bullhead · Cottus gobio

Bullhead in the River R. Tutt

Largest measured bullhead: 9.8 cm

The largest bullhead measured in Environment Agency surveys of the River R. Tutt was 9.8 cm, recorded at River Tutt at 6 Mowbray Garth on 10 July 2019.

Across 29 measured bullhead, the median measured length was 5.8 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 R. Tutt.

See bullhead records across England →

Most recent observation22 July 2025River Tutt at 6 Mowbray Garth
Largest measured bullhead
9.8 cm
Median length
5.8 cm
Fish measured
29
Survey locations
6

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 cm10 Jul 2019River Tutt at 6 Mowbray Garth154899
8.7 cm18 Jun 2013River Tutt Carr Top Farm136537
7.6 cm8 Sept 2016Staveley NR Downstream site (d/s footbridge/ in trees)149869
7.4 cm8 Sept 2016Staveley NR Downstream site (d/s footbridge/ in trees)149869
7.2 cm10 Jul 2019River Tutt at 6 Mowbray Garth154899
6.9 cm8 Sept 2016Staveley NR Downstream site (d/s footbridge/ in trees)149869
6.9 cm18 Jun 2013River Tutt Carr Top Farm136537
6.7 cm10 Jul 2019River Tutt at 6 Mowbray Garth154899
6.7 cm8 Sept 2016Staveley NR Downstream site (d/s footbridge/ in trees)149869
6.6 cm8 Sept 2016Staveley NR Upstream149870

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
River Tutt at 6 Mowbray Garth6 Aug 200822 Jul 20254
River Tutt at St. Helena's Weir8 Jun 20103 Jun 20244
Staveley NR Upstream8 Sept 20168 Sept 20161
Staveley NR Downstream site (d/s footbridge/ in trees)8 Sept 20168 Sept 20161
River Tutt Carr Top Farm18 Jun 201318 Jun 20131
River Tutt at Mallard Drive6 Aug 20086 Aug 20081

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

2008–2025

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 29 measured fish were spread across different length ranges.

Smallest
1.9 cm
Lower quarter
4.9 cm
Median
5.8 cm
Upper quarter
6.7 cm
Largest
9.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River R. Tutt

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

Brown / sea trout Perch Chub 3-spined stickleback Dace 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 →