Gudgeon · Gobio gobio

Gudgeon in the River Chess

Largest measured gudgeon: 15.4 cm

The largest gudgeon measured in Environment Agency surveys of the River Chess was 15.4 cm, recorded at Solesbridge nursery on 14 September 2010.

Across 285 measured gudgeon, the median measured length was 11.9 cm.

Surveyors recorded weights for 9 gudgeon. The median was 0.2 oz (0.007 kg) and the largest recorded weight was 1.4 oz (0.039 kg).

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

See gudgeon records across England →

Most recent observation23 September 2025Solesbridge nursery · 26 fish

Largest measured gudgeon: 15.4 cm
Median length: 11.9 cm
Fish measured: 285
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
15.4 cm	14 Sept 2010	Solesbridge nursery	123837
15.4 cm	12 Sept 2008	Solesbridge nursery	114490
15.1 cm	14 Sept 2010	Solesbridge nursery	123837
15 cm	14 Sept 2010	Solesbridge nursery	123837
15 cm	12 Sept 2008	Solesbridge nursery	114490
14.9 cm	14 Sept 2010	Solesbridge nursery	123837
14.9 cm	2 Sept 2009	Solesbridge nursery	118862
14.8 cm	23 Sept 2025	Solesbridge nursery	179206
14.8 cm	9 Jul 2003	Scotsbridge Mill	76371
14.6 cm	25 Sept 2019	Solesbridge nursery	155726

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
Solesbridge nursery	14 Jul 2004	23 Sept 2025	16
Scotsbridge Mill	9 Jul 2003	10 May 2023	4
Loudwater Lane	11 Jul 2006	11 Jul 2006	1
British Fresian Society	4 Dec 1987	4 Dec 1987	1
Loudwater Lane (Masonic Lodge)	24 Nov 1987	24 Nov 1987	1

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

1987–2025

Survey records by year

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

287

088

089

090

091

092

093

094

095

096

097

098

099

000

001

002

103

104

005

106

207

108

109

110

211

112

113

014

115

016

117

118

119

020

021

122

223

124

125

Fish measured by surveyors

Measured length distribution

See how the 285 measured fish were spread across different length ranges.

Smallest: 3.7 cm
Lower quarter: 10.4 cm
Median: 11.9 cm
Upper quarter: 13 cm
Largest: 15.4 cm

0–99 mm

100–199 mm

232

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 9 gudgeon. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.004 kg)
Lower quarter: 0.2 oz (0.006 kg)
Median: 0.2 oz (0.007 kg)
Upper quarter: 1.1 oz (0.032 kg)
Heaviest: 1.4 oz (0.039 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Chess

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

Brown / sea trout Bullhead Stone loach Minnow 3-spined stickleback Grayling

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 →