RiverFish

Bullhead · Cottus gobio

Bullhead in the River Severn

Largest measured bullhead: 8.4 cm

The largest bullhead measured in Environment Agency surveys of the River Severn was 8.4 cm, recorded at Hifnal (riffle) on 15 July 2015.

Across 120 measured bullhead, the median measured length was 3.6 cm.

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

See bullhead records across England →

Most recent observation19 September 2023Cressage Fry Site · 2 fish
Largest measured bullhead
8.4 cm
Median length
3.6 cm
Fish measured
120
Survey locations
20

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
8.4 cm15 Jul 2015Hifnal (riffle)145691
7.9 cm15 Jul 2015Hifnal (riffle)145691
7 cm15 Jul 2015Dowles confluence145699
7 cm15 Jul 2015Hifnal (riffle)145691
7 cm15 Jul 2015Hifnal (riffle)145691
7 cm15 Jul 2015Hifnal (riffle)145691
6.8 cm15 Jul 2015Dowles confluence145699
6.5 cm15 Jul 2015Hifnal (riffle)145691
6.5 cm15 Jul 2015Hifnal (riffle)145691
6.5 cm14 Jul 2015Atcham145576

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
Cressage Fry Site16 Sept 201319 Sept 20235
Atcham14 Jul 201530 Aug 20234
Monkmoor Fry Site2 Sept 20192 Sept 20191
Hifnal (riffle)15 Jul 20156 Aug 20193
Shrewsbury County Showground Fry Site29 Aug 201829 Aug 20181
Pengwern Boat Club Fry Site4 Sept 201329 Aug 20174
Hifnal Fry Site16 Sept 201311 Sept 20152
Dowles confluence28 Jun 200615 Jul 20152
Cressage27 Jul 200515 Jul 20153
Pentre28 Jul 200914 Jul 20152
Isle of Bicton14 Jul 201514 Jul 20151
English Bridge14 Jul 201514 Jul 20151
Montford Bridge14 Sept 201114 Sept 20111
Lower Allscott27 Jun 20067 Sept 20112
MonkmoorSGS Uffington24 Jul 20086 Jul 20092
Montford18 May 200411 Jun 20082
Upper Arley28 Jun 200628 Jun 20061
Hampton Loade28 Jun 200628 Jun 20061
Buildwas27 Jun 200627 Jun 20061
Monkmoor14 Jun 200614 Jun 20061

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

2004–2023

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 120 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
3 cm
Median
3.6 cm
Upper quarter
5.1 cm
Largest
8.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Severn

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

Roach Chub Gudgeon Dace Bleak Minnow

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 →