Roach · Rutilus rutilus

Roach in the Sutton Brook

Largest measured roach: 13.6 cm

The largest roach measured in Environment Agency surveys of the Sutton Brook was 13.6 cm, recorded at Su04 on 19 August 1994.

Across 60 measured roach, the median measured length was 8.5 cm.

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

See roach records across England →

Most recent observation13 July 2000Su04 · 2 fish

Largest measured roach: 13.6 cm
Median length: 8.5 cm
Fish measured: 60
Survey locations: 3

Individual EA measurements

Largest measured roach

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

Length	Survey date	Survey location	Survey ID
13.6 cm	19 Aug 1994	Su04	100732
13.2 cm	19 Aug 1994	Su04	100732
13 cm	19 Aug 1994	Su04	100732
12.9 cm	19 Aug 1994	Su04	100732
12.5 cm	13 Jul 2000	Su03	79692
12.5 cm	13 Jul 2000	Su03	79692
12.5 cm	19 Aug 1994	Su04	100732
12.3 cm	13 Jul 2000	Su03	79692
12.3 cm	13 Jul 2000	Su03	79692
12.2 cm	19 Aug 1994	Su04	100732

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 surveyed	First recorded	Last recorded	Visits finding roach
Su04	19 Aug 1994	13 Jul 2000	2
Su03	13 Jul 2000	13 Jul 2000	1
Su05	12 Jul 2000	12 Jul 2000	1

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

1994–2000

Survey records by year

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

194

095

096

097

098

099

300

Fish measured by surveyors

Measured length distribution

See how the 60 measured fish were spread across different length ranges.

Smallest: 5 cm
Lower quarter: 6.4 cm
Median: 8.5 cm
Upper quarter: 11.2 cm
Largest: 13.6 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Sutton Brook

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

European eel

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 →