Gudgeon · Gobio gobio

Gudgeon in the Main River Parrett

Largest measured gudgeon: 14.6 cm

The largest gudgeon measured in Environment Agency surveys of the Main River Parrett was 14.6 cm, recorded at Downstream Gawbridge Mill on 2 June 1994.

Across 336 measured gudgeon, the median measured length was 9.6 cm.

Surveyors recorded weights for 81 gudgeon. The median was 0.4 oz (0.01 kg) and the largest recorded weight was 1.3 oz (0.036 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 Parrett.

See gudgeon records across England →

Most recent observation31 July 2014Thorney Moor (Te) · 15 fish

Largest measured gudgeon: 14.6 cm
Median length: 9.6 cm
Fish measured: 336
Survey locations: 10

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
14.6 cm	2 Jun 1994	Downstream Gawbridge Mill	79627
13.3 cm	13 Sept 2005	Gawbridge	125894
13.3 cm	8 Jun 1994	Downstream Petherton Bridge	79624
13.2 cm	17 Sept 2009	Gawbridge	118939
13.1 cm	13 Aug 2013	Gawbridge	139711
13.1 cm	2 Jun 1994	Downstream Gawbridge Mill	79627
12.8 cm	13 Sept 2005	Gawbridge	125894
12.7 cm	26 Jul 2011	Gawbridge	127176
12.7 cm	17 Sept 2009	Gawbridge	118939
12.7 cm	13 Sept 2005	Gawbridge	125894

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
Thorney Moor (Te)	9 Jun 1994	31 Jul 2014	8
Oath Lock bye-pass channel	3 Oct 2013	16 Oct 2013	2
Gawbridge	13 Sept 2005	13 Aug 2013	4
Westover Bridge (Te)	8 Jun 2004	23 Jun 2011	5
Combe	22 Jun 2007	22 Jun 2007	1
Upstream Lopen Brook	5 Jul 1994	5 Jul 1994	1
Upstream Muchelney	21 Jun 1994	21 Jun 1994	1
Upstream Yeo Corner	15 Jun 1994	15 Jun 1994	1
Downstream Petherton Bridge	8 Jun 1994	8 Jun 1994	1
Downstream Gawbridge Mill	2 Jun 1994	2 Jun 1994	1

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

1994–2014

Survey records by year

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

694

095

096

097

098

099

000

001

002

103

204

305

106

107

108

109

110

311

012

413

114

Fish measured by surveyors

Measured length distribution

See how the 336 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 8.3 cm
Median: 9.6 cm
Upper quarter: 10.8 cm
Largest: 14.6 cm

0–99 mm

202

100–199 mm

134

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 81 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 (0.007 kg)
Median: 0.4 oz (0.01 kg)
Upper quarter: 0.4 oz (0.012 kg)
Heaviest: 1.3 oz (0.036 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 Parrett

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

European eel Minnow Stone loach Roach Bullhead 3-spined stickleback

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 →