Bullhead · Cottus gobio

Bullhead in the River Rother

Largest measured bullhead: 9.5 cm

The largest bullhead measured in Environment Agency surveys of the River Rother was 9.5 cm, recorded at Stonegate on 23 August 2016.

Across 92 measured bullhead, the median measured length was 6.2 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 Rother.

See bullhead records across England →

Most recent observation5 August 2025Salehurst · 4 fish

Largest measured bullhead: 9.5 cm
Median length: 6.2 cm
Fish measured: 92
Survey locations: 3

Individual EA measurements

Largest measured bullhead

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

Length	Survey date	Survey location	Survey ID
9.5 cm	23 Aug 2016	Stonegate	149128
9.5 cm	23 Aug 2016	Stonegate	149128
8.9 cm	8 Aug 2013	Stonegate	137761
8.7 cm	23 Aug 2016	Stonegate	149128
8.5 cm	8 Aug 2013	Stonegate	137761
8.3 cm	17 Sept 2014	Stonegate	142840
8 cm	23 Aug 2016	Stonegate	149128
7.9 cm	26 Oct 2016	Witherenden Farm d/s Weir	149933
7.9 cm	17 Sept 2014	Stonegate	142840
7.9 cm	16 Jun 2008	Salehurst	114664

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 surveyed	First recorded	Last recorded	Visits finding bullhead
Salehurst	16 Jun 2008	5 Aug 2025	5
Witherenden Farm d/s Weir	26 Oct 2016	26 Oct 2016	1
Stonegate	23 Nov 2005	23 Aug 2016	4

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

2005–2025

Survey records by year

Each bar shows how many survey visits recorded bullhead that year.

105

006

007

108

109

110

011

012

213

114

015

216

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 92 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 4.7 cm
Median: 6.2 cm
Upper quarter: 7.2 cm
Largest: 9.5 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Rother

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

Roach Chub Perch Gudgeon European eel 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 →