Gudgeon · Gobio gobio

Gudgeon in the River Barton Broad margin

Largest measured gudgeon: 10.4 cm

The largest gudgeon measured in Environment Agency surveys of the River Barton Broad margin was 10.4 cm, recorded at Bm15 on 28 September 2000.

Across 4 measured gudgeon, the median measured length was 6.3 cm.

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

See gudgeon records across England →

Most recent observation4 October 2000Bm17 · 1 fish

Largest measured gudgeon: 10.4 cm
Median length: 6.3 cm
Fish measured: 4
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
10.4 cm	28 Sept 2000	Bm15	18720
8.3 cm	28 Sept 2000	Bm16	18721
4.4 cm	4 Oct 2000	Bm17	18722
4.3 cm	28 Sept 2000	Bm16	18721

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
Bm17	4 Oct 2000	4 Oct 2000	1
Bm16	28 Sept 2000	28 Sept 2000	1
Bm15	28 Sept 2000	28 Sept 2000	1

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

2000–2000

Survey records by year

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

300

Fish measured by surveyors

Measured length distribution

See how the 4 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 4.4 cm
Median: 6.4 cm
Upper quarter: 8.8 cm
Largest: 10.4 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Barton Broad margin

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

Perch Roach Pike Rudd Ruffe

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 →