RiverFish

Gudgeon · Gobio gobio

Gudgeon in the River R.Ouse tributaries

Largest measured gudgeon: 14.6 cm

The largest gudgeon measured in Environment Agency surveys of the River R.Ouse tributaries was 14.6 cm, recorded at River Foss at Lilling Green on 15 June 2018.

Across 101 measured gudgeon, the median measured length was 8.1 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 R.Ouse tributaries.

See gudgeon records across England →

Most recent observation1 July 2024River Kyle Youlton Lodge · 1 fish
Largest measured gudgeon
14.6 cm
Median length
8.1 cm
Fish measured
101
Survey locations
4

Individual EA measurements

Largest measured gudgeon

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
14.6 cm15 Jun 2018River Foss at Lilling Green152679
13.6 cm15 Jun 2018River Foss at Lilling Green152679
12.2 cm15 Jun 2018River Foss at Lilling Green152679
11.6 cm17 Jul 2012River Foss at Lilling Green134756
11.5 cm15 Jun 2018River Foss at Lilling Green152679
11.4 cm15 Jun 2018River Foss at Lilling Green152679
11.3 cm15 Jun 2018River Foss at Lilling Green152679
11.2 cm15 Jun 2018River Foss at Lilling Green152679
11.1 cm14 Jun 2007The Foss at Scagglethorpe Bridge105570
10.9 cm15 Jun 2018River Foss at Lilling Green152679

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 surveyedFirst recordedLast recordedVisits finding gudgeon
River Kyle Youlton Lodge9 Jun 20221 Jul 20242
River Foss at Lilling Green18 Jun 201015 Jun 20183
River Kyle at US New Park Beck18 Jun 201018 Jun 20101
The Foss at Scagglethorpe Bridge14 Jun 200714 Jun 20071

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

2007–2024

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 101 measured fish were spread across different length ranges.

Smallest
4.8 cm
Lower quarter
6.8 cm
Median
8.1 cm
Upper quarter
9.8 cm
Largest
14.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River R.Ouse tributaries

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

3-spined stickleback Roach Chub Bullhead Dace Stone loach

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 →