RiverFish

Gudgeon · Gobio gobio

Gudgeon in the River Wheelock

Largest measured gudgeon: 16.6 cm

The largest gudgeon measured in Environment Agency surveys of the River Wheelock was 16.6 cm, recorded at Dawh20 on 23 May 2014.

Across 1,374 measured gudgeon, the median measured length was 11.7 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 Wheelock.

See gudgeon records across England →

Most recent observation20 August 2024Dawh06 · 28 fish
Largest measured gudgeon
16.6 cm
Median length
11.7 cm
Fish measured
1,374
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.

LengthSurvey dateSurvey locationSurvey ID
16.6 cm23 May 2014Dawh20140910
15.5 cm14 Jun 2004Dawh1580205
15.5 cm4 Jun 2003Dawh1576069
15.4 cm23 May 2014Dawh20140910
15.4 cm15 Jun 2004Dawh2080208
15.4 cm3 Jun 2003Dawh2076071
15.3 cm26 Jun 2002Dawh1553540
15.2 cm23 May 2014Dawh20140910
15.2 cm23 May 2014Dawh20140910
15.2 cm21 Jul 2005Dawh2085197

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
Dawh0629 Aug 200220 Aug 20247
Dawh2016 Jul 200123 May 20147
Dawh1023 Jul 200123 May 20147
Dawh1516 Jul 20015 Jul 20065
Dawh2510 Jul 200128 Jun 20065
Dawh0527 Jul 200127 Jul 20011
Wh0430 Sept 199730 Sept 19971
Wh0521 Jul 199721 Jul 19971
Wh0321 Jul 199721 Jul 19971
Wh0221 Jul 199721 Jul 19971

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

1997–2024

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 1,374 measured fish were spread across different length ranges.

Smallest
2.5 cm
Lower quarter
10.1 cm
Median
11.7 cm
Upper quarter
13 cm
Largest
16.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wheelock

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

Roach 3-spined stickleback Chub Bullhead European eel Perch

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 →