RiverFish

Bullhead · Cottus gobio

Bullhead in the Eridge Stream

Largest measured bullhead: 9.3 cm

The largest bullhead measured in Environment Agency surveys of the Eridge Stream was 9.3 cm, recorded at Steel Bridge on 23 July 2015.

Across 53 measured bullhead, the median measured length was 6.3 cm.

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

See bullhead records across England →

Most recent observation16 June 2021Hendal Gauging Station Upstream · 3 fish
Largest measured bullhead
9.3 cm
Median length
6.3 cm
Fish measured
53
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
9.3 cm23 Jul 2015Steel Bridge145587
9.1 cm23 Jul 2015Steel Bridge145587
9 cm23 Jul 2015Steel Bridge145587
8.8 cm9 Oct 2015u/s Groombridge WTW147230
8.4 cm16 Jun 2021Hendal Gauging Station Upstream160150
8.4 cm23 Jul 2015Steel Bridge145587
8.4 cm23 Jul 2015Steel Bridge145587
8.2 cm23 Jul 2015Steel Bridge145587
8.1 cm16 Jun 2021Hendal Gauging Station Upstream160150
8 cm23 Jul 2015Steel Bridge145587

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
Hendal Gauging Station Upstream16 Jun 202116 Jun 20211
u/s Redgate Mill STW d/s Eridge L Cowford Bridge19 Sept 201919 Sept 20191
d/s Redgate Mill STW Copyhold Farm19 Sept 201919 Sept 20191
u/s Groombridge WTW9 Oct 20159 Oct 20151
Steel Bridge23 Jul 201523 Jul 20151

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

2015–2021

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 53 measured fish were spread across different length ranges.

Smallest
3 cm
Lower quarter
5.5 cm
Median
6.3 cm
Upper quarter
7.6 cm
Largest
9.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Eridge Stream

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

Brown / sea trout Minnow Chub Stone loach Roach Gudgeon

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 →