Gudgeon · Gobio gobio

Gudgeon in the Main River Sheppey

Largest measured gudgeon: 15 cm

The largest gudgeon measured in Environment Agency surveys of the Main River Sheppey was 15 cm, recorded at Coxley Wick on 6 September 1991.

Across 208 measured gudgeon, the median measured length was 8.7 cm.

Surveyors recorded weights for 184 gudgeon. The median was 0.3 oz (0.009 kg) and the largest recorded weight was 1.6 oz (0.045 kg).

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

See gudgeon records across England →

Most recent observation21 September 2023Hurn Weir · 1 fish

Largest measured gudgeon: 15 cm
Median length: 8.7 cm
Fish measured: 208
Survey locations: 7

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 cm	6 Sept 1991	Coxley Wick	82435
14.5 cm	3 Sept 1991	Hurn & Shotts Farms	82440
14.2 cm	6 Sept 1991	Coxley Wick	82435
14.1 cm	5 Sept 1991	The Piggeries	82452
14 cm	5 Sept 1991	The Piggeries	82452
13.9 cm	5 Sept 1991	The Piggeries	82452
13.9 cm	5 Sept 1991	The Piggeries	82452
13.8 cm	5 Sept 1991	The Piggeries	82452
13.7 cm	5 Sept 1991	The Piggeries	82452
13.5 cm	6 Sept 1991	Coxley Wick	82435

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
Hurn Weir	21 Sept 2023	21 Sept 2023	1
Godney Farm (Te)	20 Sept 2004	25 May 2023	11
Coxley Wick	6 Sept 1991	6 Sept 1991	1
The Piggeries	5 Sept 1991	5 Sept 1991	1
River Farm	4 Sept 1991	4 Sept 1991	1
Hurn & Shotts Farms	3 Sept 1991	3 Sept 1991	1
Upstream confl. Division Rhyne	20 Aug 1991	20 Aug 1991	1

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

1991–2023

Survey records by year

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

591

092

093

094

095

096

097

098

099

000

001

002

003

104

105

106

107

108

109

110

111

012

013

014

015

016

017

118

119

020

021

022

223

Fish measured by surveyors

Measured length distribution

See how the 208 measured fish were spread across different length ranges.

Smallest: 1.1 cm
Lower quarter: 7.6 cm
Median: 8.7 cm
Upper quarter: 9.8 cm
Largest: 15 cm

0–99 mm

158

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 184 gudgeon. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0 oz (0.001 kg)
Lower quarter: 0.2 oz (0.006 kg)
Median: 0.3 oz (0.009 kg)
Upper quarter: 0.4 oz (0.012 kg)
Heaviest: 1.6 oz (0.045 kg)

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

More fish in this river

Explore the Main River Sheppey

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

European eel 3-spined stickleback Brown / sea trout Stone loach Chub Bullhead

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 →