RiverFish

Gudgeon · Gobio gobio

Gudgeon in the Foudry Brook

Largest measured gudgeon: 13.6 cm

The largest gudgeon measured in Environment Agency surveys of the Foudry Brook was 13.6 cm, recorded at Foudry Brook - Great Lea Farm on 20 March 2014.

Across 32 measured gudgeon, the median measured length was 9.2 cm.

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

See gudgeon records across England →

Most recent observation20 March 2014Foudry Brook - Great Lea Farm · 1 fish
Largest measured gudgeon
13.6 cm
Median length
9.2 cm
Fish measured
32
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.

LengthSurvey dateSurvey locationSurvey ID
13.6 cm20 Mar 2014Foudry Brook - Great Lea Farm140534
12.8 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
12.3 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
12.2 cm20 Mar 2014Brook Farm140533
12 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
11.9 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
11.9 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
11.8 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
11.7 cm25 Aug 2006Foudry Brook - Great Lea Farm101018
11.5 cm20 Mar 2014Brook Farm140533

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
Foudry Brook - Great Lea Farm25 Aug 200620 Mar 20142
Brook Farm20 Mar 201420 Mar 20141
Foudry Brook - Reading A3311 Apr 200311 Apr 20031

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

2003–2014

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 32 measured fish were spread across different length ranges.

Smallest
6.1 cm
Lower quarter
7.8 cm
Median
9.3 cm
Upper quarter
11.7 cm
Largest
13.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Foudry Brook

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

Chub Perch Pike Roach Dace Bleak

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 →