RiverFish

Bullhead · Cottus gobio

Bullhead in the River Tud

Largest measured bullhead: 10.8 cm

The largest bullhead measured in Environment Agency surveys of the River Tud was 10.8 cm, recorded at Rotten Row on 22 May 2002.

Across 3,679 measured bullhead, the median measured length was 5.7 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 Tud.

See bullhead records across England →

Most recent observation6 May 2025Costessey Gravel Works · 26 fish
Largest measured bullhead
10.8 cm
Median length
5.7 cm
Fish measured
3,679
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
10.8 cm22 May 2002Rotten Row51958
10.8 cm23 Apr 1992Mattishall Burgh17155
10.7 cm13 Jun 2000Upstream Whitford Bridge18735
10.6 cm12 Jun 2000Mattishall Burgh18734
10.3 cm13 Jun 2000Upstream Whitford Bridge18735
10.1 cm4 Aug 1988Upstream Whitford Bridge17146
10 cm22 May 2002Rotten Row51958
10 cm22 May 2002Rotten Row51958
10 cm19 Jun 2000D\S Honingham Church18739
10 cm15 May 1995Upstream Whitford Bridge17166

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
Costessey Gravel Works26 Jul 19886 May 202516
Upstream Hill Farm Bridge28 Jul 198822 Apr 202410
D\S Honingham Church23 May 199518 Apr 20248
Rogers Farm19 Jul 198816 Apr 202410
Upstream Whitford Bridge4 Aug 198810 Apr 202411
Rotten Row3 Aug 198810 Apr 202410
Berry Hall14 Jun 200010 Aug 202312
Downstream A47 Honingham19 Jun 19954 Jul 20187
Downstream Costessey water works12 Jun 201312 Jun 20131
Mattishall Burgh5 Aug 198820 May 20025
Costessey Park19 Jul 200019 Jul 20001

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

1988–2025

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 3,679 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
5 cm
Median
5.7 cm
Upper quarter
6.6 cm
Largest
10.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Tud

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

European eel Dace Stone loach Brown / sea trout Gudgeon 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 →