RiverFish

Roach · Rutilus rutilus

Roach in the River Great Stour

Largest measured roach: 30.5 cm

The largest roach measured in Environment Agency surveys of the River Great Stour was 30.5 cm, recorded at Wye on 20 August 2003.

Across 3,322 measured roach, the median measured length was 10.6 cm.

Surveyors recorded weights for 67 roach. The median was 2.1 oz (0.06 kg) and the largest recorded weight was 1 lb 4.9 oz (0.593 kg).

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

See roach records across England →

Most recent observation17 July 2024Godinton Park · 4 fish
Largest measured roach
30.5 cm
Median length
10.6 cm
Fish measured
3,322
Survey locations
19

Individual EA measurements

Largest measured roach

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

LengthSurvey dateSurvey locationSurvey ID
30.5 cm20 Aug 2003Wye77641
30 cm19 May 2004d/s Ashford STW80048
29.8 cm22 Jul 2004Ashford Rugby Club81155
29.3 cm22 May 2009Wye119223
29.3 cm21 May 2009Wye117357
29.3 cm20 Aug 2003Wye77641
29.2 cm22 May 2009Wye119223
29.2 cm21 May 2009Wye117357
29.2 cm20 Aug 2003Wye77641
29 cm13 Jun 2006Ashford Rugby Club103150

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where roach were found

Each point marks a survey location with at least one roach 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 roach
Godinton Park21 Jul 200317 Jul 20246
Wye18 Dec 200111 Jul 202414
Little Chart, Forstal11 Aug 20064 Jul 20243
Ashford Rugby Club22 Jul 200418 Jun 202410
Godmersham12 Apr 202212 Apr 20221
Chilham19 May 200427 Jun 20188
Plucks Gutter2 Nov 200614 Jun 20188
Grove Ferry31 Oct 200614 Jun 20188
Conningbrook31 Aug 200513 Jun 20187
Godinton Park DS Worton Road Bridge18 Oct 201327 Sept 20172
Godinton Park DS Chart Ave15 Oct 201327 Sept 20172
Sturry STW3 Oct 20029 Jun 20158
Godinton Park glide section31 Aug 201131 Aug 20111
Godinton Park US pools31 Aug 201131 Aug 20111
Godinton Park DS pools31 Aug 201131 Aug 20111
Barnfield Bridge10 Aug 200610 Aug 20061
d/s Ashford STW19 May 200419 May 20041
Willow Close21 Jul 200321 Jul 20031
Godinton Park Bridge23 Aug 200223 Aug 20021

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

2001–2024

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 3,322 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
6.9 cm
Median
10.6 cm
Upper quarter
14.1 cm
Largest
30.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 67 roach. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.002 kg)
Lower quarter
0.5 oz (0.013 kg)
Median
2.1 oz (0.06 kg)
Upper quarter
4.5 oz (0.1285 kg)
Heaviest
1 lb 4.9 oz (0.593 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Great Stour

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

European eel Chub Gudgeon Bullhead Perch Dace

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 →