RiverFish

Bullhead · Cottus gobio

Bullhead in the R.Stour special sites

Largest measured bullhead: 8.6 cm

The largest bullhead measured in Environment Agency surveys of the R.Stour special sites was 8.6 cm, recorded at (Mill gate ) Rat's Castle on 29 August 2007.

Across 32 measured bullhead, the median measured length was 5.3 cm.

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

See bullhead records across England →

Most recent observation25 September 2007(Mill gate) Bower Hall · 10 fish
Largest measured bullhead
8.6 cm
Median length
5.3 cm
Fish measured
32
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
8.6 cm29 Aug 2007(Mill gate ) Rat's Castle106893
8.5 cm25 Sept 2007(Mill gate) Bower Hall106951
8.2 cm31 Aug 2007(Mill gate) Mill Farm Clare106907
8.1 cm4 Sept 2007(Mill gate) Pentlow Mill106618
7.4 cm31 Aug 2007(Mill gate) Mill Farm Clare106907
7 cm31 Aug 2007(Mill gate) Mill Farm Clare106907
7 cm31 Aug 2007(Mill gate) Mill Farm Clare106907
6.8 cm31 Aug 2007(Mill gate) Mill Farm Clare106907
6.7 cm25 Sept 2007(Mill gate) Bower Hall106951
6.4 cm31 Aug 2007(Mill gate) Mill Farm Clare106907

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
(Mill gate) Bower Hall25 Sept 200725 Sept 20071
(Mill gate) Pentlow Mill4 Sept 20074 Sept 20071
(Mill gate) Mill Farm Clare31 Aug 200731 Aug 20071
(Mill gate ) Rat's Castle29 Aug 200729 Aug 20071
Pike Ditch (middle section)11 Feb 200411 Feb 20041

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

2004–2007

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 32 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
4.5 cm
Median
5.3 cm
Upper quarter
6.7 cm
Largest
8.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the R.Stour special sites

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

Pike Perch Roach Chub European eel Common bream

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 →