RiverFish

Roach · Rutilus rutilus

Roach in the Main River Parrett

Largest measured roach: 31.1 cm

The largest roach measured in Environment Agency surveys of the Main River Parrett was 31.1 cm, recorded at Westover Bridge (Te) on 2 October 2003.

Across 1,762 measured roach, the median measured length was 9.7 cm.

Surveyors recorded weights for 423 roach. The median was 0.8 oz (0.022 kg) and the largest recorded weight was 1 lb 3.1 oz (0.542 kg).

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

See roach records across England →

Most recent observation31 July 2014Thorney Moor (Te) · 170 fish
Largest measured roach
31.1 cm
Median length
9.7 cm
Fish measured
1,762
Survey locations
12

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
31.1 cm2 Oct 2003Westover Bridge (Te)77359
23.5 cm8 Jun 2004Westover Bridge (Te)80054
23.4 cm21 Jun 1994Upstream Muchelney79640
22.2 cm17 Sept 2009Gawbridge118939
22.1 cm9 Jun 2005Thorney Moor (Te)84730
21.8 cm13 Sept 2005Gawbridge125894
21.7 cm8 Jun 2004Westover Bridge (Te)80054
21.5 cm13 Sept 2005Gawbridge125894
21.2 cm15 Jun 1994Upstream Yeo Corner79646
21 cm13 Sept 2005Gawbridge125894

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
Thorney Moor (Te)9 Jun 199431 Jul 201410
Oath Lock bye-pass channel19 Sept 201316 Oct 20133
Gawbridge13 Sept 200513 Aug 20134
Westover Bridge (Te)2 Oct 200323 Jun 20117
Combe22 Jun 200722 Jun 20071
South Petherton (Te)7 Sept 20057 Sept 20051
Downstream Gawbridge Mill2 Jun 199416 Jun 20042
Upstream Broad River29 Jun 199429 Jun 19941
Upstream Muchelney21 Jun 199421 Jun 19941
Upstream Yeo Corner15 Jun 199415 Jun 19941
Downstream Langport Viaduct14 Jun 199414 Jun 19941
Downstream Petherton Bridge8 Jun 19948 Jun 19941

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

1994–2014

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 1,762 measured fish were spread across different length ranges.

Smallest
2 cm
Lower quarter
7.3 cm
Median
9.7 cm
Upper quarter
12.1 cm
Largest
31.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 423 roach. This is a subset of the measured fish and may not represent the whole population.

Lightest
0 oz (0.001 kg)
Lower quarter
0.4 oz (0.01 kg)
Median
0.8 oz (0.022 kg)
Upper quarter
1.3 oz (0.0355 kg)
Heaviest
1 lb 3.1 oz (0.542 kg)

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

More fish in this river

Explore the Main River Parrett

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

European eel Minnow Stone loach Bullhead 3-spined stickleback Brown / sea trout

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 →