RiverFish

Gudgeon · Gobio gobio

Gudgeon in the River Kennet

Largest measured gudgeon: 16.9 cm

The largest gudgeon measured in Environment Agency surveys of the River Kennet was 16.9 cm, recorded at Parliament Draft - Eel on 10 October 2023.

Across 1,397 measured gudgeon, the median measured length was 10.6 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 Kennet.

See gudgeon records across England →

Most recent observation1 October 2025Parliament Draft - Eel · 2 fish
Largest measured gudgeon
16.9 cm
Median length
10.6 cm
Fish measured
1,397
Survey locations
31

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
16.9 cm10 Oct 2023Parliament Draft - Eel164467
15.9 cm27 Oct 2018Burghfield154064
15.8 cm26 Oct 2010Lower Benyons125372
15.6 cm31 Oct 2001Pipe Stream - Wilderness105339
15 cm20 Oct 2005Aldershot Stream87069
15 cm31 Oct 2001Pipe Stream - Wilderness105339
14.9 cm4 Nov 2004Aldershot Stream82966
14.9 cm14 Nov 2003Aldershot Stream78682
14.8 cm6 Nov 2008Gaston Lock - Burghfield Mill116231
14.8 cm27 Oct 2004Lower Benyons82954

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
Parliament Draft - Eel10 Oct 20231 Oct 20252
Priors Moor Ditch - Eel6 Oct 202325 Sept 20252
Northcroft - Eel10 Oct 202325 Sept 20252
Osier Bed Stream - Eel6 Oct 202319 Sept 20253
Northcroft Recreation Centre- West Mills1 Apr 200315 Nov 202416
Woolhampton - Salmon Cut.3 Apr 20035 Nov 20225
Foudry Brook to County Weir16 Apr 20032 Nov 202213
Willow Stream - Barton Court16 Mar 200429 Oct 20199
Fobney -Foudry Brook10 Apr 200328 Oct 20188
Gaston Lock - Burghfield Mill9 Apr 200327 Oct 20189
Burghfield27 Oct 200427 Oct 20189
Marsh Benham4 Oct 200622 Oct 20156
Salmon Cut4 Nov 200815 Oct 20155
Hambridge11 Nov 20048 Oct 20158
Shenfield by-pass channel21 Jul 201518 Sept 20152
Downstream Bulls Lock5 Nov 20145 Nov 20141
Padworth Back Channel9 Oct 20149 Oct 20141
Bulls lock- Widmead lock2 Apr 200330 Oct 20128
Lower Benyons27 Oct 200426 Oct 20107
Pipe Stream - Wilderness31 Oct 200130 Mar 20104
Aldershot Stream14 Nov 200313 Nov 20094
Osier Bed Stream29 Apr 200311 Nov 20093
Fobney to County Weir13 Apr 200316 Oct 20085
Middle Cut u/s Duffers Pool - Wilderness26 Feb 200826 Feb 20081
Middle Cut d/s Duffers Pool - Wilderness26 Feb 200826 Feb 20081
Kings bridge - Brimpton3 Nov 200431 Oct 20063
Upper Benyons11 Nov 200410 Nov 20052
Ufton to Tyle mill8 Apr 200318 Oct 20052
Waterside Farm25 Oct 200413 Oct 20052
Padworth Mill - Padworth Bridge26 Oct 200426 Oct 20041
Bathing Pool to Barnets Hatch20 Oct 200420 Oct 20041

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

2001–2025

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 1,397 measured fish were spread across different length ranges.

Smallest
2.9 cm
Lower quarter
9.3 cm
Median
10.6 cm
Upper quarter
11.9 cm
Largest
16.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Kennet

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

Pike Brown / sea trout Chub Dace Perch Roach

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 →