Gudgeon · Gobio gobio

Gudgeon in the Bourne Eau

Largest measured gudgeon: 11.5 cm

The largest gudgeon measured in Environment Agency surveys of the Bourne Eau was 11.5 cm, recorded at Downstream Mays Sluice on 7 April 2004.

Across 47 measured gudgeon, the median measured length was 9 cm.

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

See gudgeon records across England →

Most recent observation2 May 2007Downstream Mays Sluice · 21 fish

Largest measured gudgeon: 11.5 cm
Median length: 9 cm
Fish measured: 47
Survey locations: 2

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
11.5 cm	7 Apr 2004	Downstream Mays Sluice	81670
11 cm	6 May 2005	Downstream Mays Sluice	86295
10.5 cm	6 May 2005	Downstream Mays Sluice	86295
10.5 cm	6 May 2005	Downstream Mays Sluice	86295
10.5 cm	6 May 2005	Downstream Mays Sluice	86295
10.5 cm	24 May 2002	Downstream Mays Sluice	73417
10 cm	6 May 2005	Downstream Mays Sluice	86295
10 cm	6 May 2005	Downstream Mays Sluice	86295
10 cm	6 May 2005	Downstream Mays Sluice	86295
10 cm	6 May 2005	Downstream Mays Sluice	86295

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
Downstream Mays Sluice	24 May 2002	2 May 2007	5
Upstream Tongue End Pump	14 May 1991	14 May 1991	1

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

1991–2007

Survey records by year

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

191

092

093

094

095

096

097

098

099

000

001

102

103

104

105

006

107

Fish measured by surveyors

Measured length distribution

See how the 47 measured fish were spread across different length ranges.

Smallest: 1 cm
Lower quarter: 7.7 cm
Median: 9 cm
Upper quarter: 10 cm
Largest: 11.5 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bourne Eau

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

Pike Roach Common bream Dace Tench Chub

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 →