Gudgeon · Gobio gobio

Gudgeon in the River Cam

Largest measured gudgeon: 25 cm

The largest gudgeon measured in Environment Agency surveys of the River Cam was 25 cm, recorded at u/s Pumping Station on 8 June 1989.

Across 31 measured gudgeon, the median measured length was 10.5 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 Cam.

See gudgeon records across England →

Most recent observation24 May 2012Cambridge, u/s weir · 1 fish

Largest measured gudgeon: 25 cm
Median length: 10.5 cm
Fish measured: 31
Survey locations: 5

Individual EA measurements

Largest measured gudgeon

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
25 cm	8 Jun 1989	u/s Pumping Station	24764
25 cm	8 Jun 1989	u/s Pumping Station	24764
17.5 cm	8 Jun 1989	u/s Pumping Station	24764
13.6 cm	11 Sept 2001	Uley, Rockstowes	23023
13.5 cm	15 Nov 1976	Wicksters Brooks d/s to Glos Sharpness Canal	24787
13 cm	8 Jun 1989	u/s Pumping Station	24764
13 cm	17 Jan 1980	u/s Pumping Station	24783
12.8 cm	15 Nov 1976	Wicksters Brooks d/s to Glos Sharpness Canal	24787
12.6 cm	15 Nov 1976	Wicksters Brooks d/s to Glos Sharpness Canal	24787
12.5 cm	17 Jan 1980	u/s Pumping Station	24783

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where gudgeon were found

Each point marks a survey location with at least one gudgeon 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 gudgeon
Cambridge, u/s weir	24 May 2012	24 May 2012	1
Pumping station downstream to Wicksters brook conf	8 Jun 1989	19 May 2011	3
u/s Pumping Station	17 Jan 1980	14 May 2002	6
Uley, Rockstowes	11 Sept 2001	11 Sept 2001	1
Wicksters Brooks d/s to Glos Sharpness Canal	15 Nov 1976	15 Nov 1976	1

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

1976–2012

Survey records by year

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

176

077

078

079

180

081

082

083

084

085

086

087

088

389

190

091

192

093

094

095

096

097

098

099

000

101

202

003

004

005

006

007

008

009

010

111

112

Fish measured by surveyors

Measured length distribution

See how the 31 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 4.7 cm
Median: 10.5 cm
Upper quarter: 12.7 cm
Largest: 25 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Cam

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

European eel Brown / sea trout 3-spined stickleback Bullhead Roach Perch

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 →