Gudgeon · Gobio gobio

Gudgeon in the Bow Brook

Largest measured gudgeon: 12.6 cm

The largest gudgeon measured in Environment Agency surveys of the Bow Brook was 12.6 cm, recorded at Tudor Farm on 3 April 2006.

Across 553 measured gudgeon, the median measured length was 8.6 cm.

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

See gudgeon records across England →

Most recent observation13 April 2010Bow Bridge · 97 fish

Largest measured gudgeon: 12.6 cm
Median length: 8.6 cm
Fish measured: 553
Survey locations: 3

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
12.6 cm	3 Apr 2006	Tudor Farm	90828
12.4 cm	3 Apr 2006	Tudor Farm	90828
12.2 cm	3 Apr 2006	Tudor Farm	90828
12.2 cm	3 Apr 2006	Tudor Farm	90828
12.2 cm	3 Apr 2006	Tudor Farm	90828
12.1 cm	3 Apr 2006	Tudor Farm	90828
12.1 cm	3 Apr 2006	Tudor Farm	90828
12 cm	3 Apr 2006	Tudor Farm	90828
12 cm	3 Apr 2006	Tudor Farm	90828
11.9 cm	13 Apr 2010	Bow Bridge	121400

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
Bow Bridge	13 Apr 2010	13 Apr 2010	1
Tudor Farm	3 Apr 2006	3 Apr 2006	1
Bow Brook	8 Nov 1991	8 Nov 1991	1

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

1991–2010

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

002

003

004

005

106

007

008

009

110

Fish measured by surveyors

Measured length distribution

See how the 553 measured fish were spread across different length ranges.

Smallest: 0.9 cm
Lower quarter: 6.7 cm
Median: 8.6 cm
Upper quarter: 9.4 cm
Largest: 12.6 cm

0–99 mm

465

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bow Brook

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

Dace Brown / sea trout Chub Roach

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 →