Roach · Rutilus rutilus

Roach in the Left hand bank (natural)

Largest measured roach: 24.2 cm

The largest roach measured in Environment Agency surveys of the Left hand bank (natural) was 24.2 cm, recorded at Run 1 on 12 September 2007.

Across 155 measured roach, the median measured length was 10.4 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Left hand bank (natural).

See roach records across England →

Most recent observation12 September 2007Run 1 · 41 fish

Largest measured roach: 24.2 cm
Median length: 10.4 cm
Fish measured: 155
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
24.2 cm	12 Sept 2007	Run 1	107193
19.7 cm	12 Sept 2007	Run 1	107193
17.9 cm	12 Sept 2007	Run 3	107187
17.2 cm	12 Sept 2007	Run 1	107193
17 cm	12 Sept 2007	Run 1	107193
16.5 cm	12 Sept 2007	Run 1	107193
16.2 cm	12 Sept 2007	Run 3	107187
16 cm	12 Sept 2007	Run 2	107180
15.4 cm	12 Sept 2007	Run 3	107187
15 cm	12 Sept 2007	Run 3	107187

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
Run 3	12 Sept 2007	12 Sept 2007	1
Run 2	12 Sept 2007	12 Sept 2007	1
Run 1	12 Sept 2007	12 Sept 2007	1

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

2007–2007

Survey records by year

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

307

Fish measured by surveyors

Measured length distribution

See how the 155 measured fish were spread across different length ranges.

Smallest: 6.9 cm
Lower quarter: 9 cm
Median: 10.4 cm
Upper quarter: 12.2 cm
Largest: 24.2 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Left hand bank (natural)

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

Bleak Chub Dace European eel Perch Pike

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 →