RiverFish

Gudgeon · Gobio gobio

Gudgeon in the River Etherow

Largest measured gudgeon: 15.8 cm

The largest gudgeon measured in Environment Agency surveys of the River Etherow was 15.8 cm, recorded at Et09 on 14 June 1994.

Across 174 measured gudgeon, the median measured length was 10.1 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 Etherow.

See gudgeon records across England →

Most recent observation11 June 2025Etet30 · 1 fish
Largest measured gudgeon
15.8 cm
Median length
10.1 cm
Fish measured
174
Survey locations
14

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
15.8 cm14 Jun 1994Et0961280
15.5 cm17 May 2004Et0480009
15 cm14 Jun 1994Et1061301
14.7 cm2 Jun 2000Et0472122
14.5 cm25 May 1999Et1060908
14.5 cm25 May 1999Et0860905
14.4 cm8 Apr 2003Etet1575805
14.2 cm25 May 1999Et1060908
14.1 cm20 May 1999Et0560900
14 cm31 May 2005Etet1584735

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
Etet3015 Apr 200411 Jun 20254
Etet158 Apr 200311 Aug 20235
Etet107 Apr 20033 May 20063
Etet208 Apr 20036 Jun 20052
Etet0526 May 200526 May 20051
Et0426 May 199917 May 20045
Etet2510 Apr 200310 Apr 20031
Et1126 May 199926 May 19991
Et1014 Jun 199425 May 19992
Et0814 Jun 199425 May 19992
Et0721 May 199921 May 19991
Et0621 May 199921 May 19991
Et0520 May 199920 May 19991
Et0914 Jun 199414 Jun 19941

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

1994–2025

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 174 measured fish were spread across different length ranges.

Smallest
4 cm
Lower quarter
8.9 cm
Median
10.1 cm
Upper quarter
12.1 cm
Largest
15.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Etherow

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

Brown / sea trout Minnow Chub Roach 3-spined stickleback 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 →