Roach · Rutilus rutilus

Roach in the Pickers Ditch

Largest measured roach: 19.7 cm

The largest roach measured in Environment Agency surveys of the Pickers Ditch was 19.7 cm, recorded at Pickers Ditch Site on 5 November 1990.

Across 29 measured roach, the median measured length was 13.1 cm.

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

See roach records across England →

Most recent observation23 November 1999Pickers Ditch Site · 10 fish

Largest measured roach: 19.7 cm
Median length: 13.1 cm
Fish measured: 29
Survey locations: 1

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
19.7 cm	5 Nov 1990	Pickers Ditch Site	14625
18 cm	8 Oct 1996	Pickers Ditch Site	14642
16.3 cm	8 Oct 1996	Pickers Ditch Site	14642
16 cm	8 Oct 1996	Pickers Ditch Site	14642
15.6 cm	8 Oct 1996	Pickers Ditch Site	14642
15.3 cm	8 Oct 1996	Pickers Ditch Site	14642
15.2 cm	8 Oct 1996	Pickers Ditch Site	14642
14.9 cm	8 Oct 1996	Pickers Ditch Site	14642
14.8 cm	8 Oct 1996	Pickers Ditch Site	14642
14.5 cm	8 Oct 1996	Pickers Ditch Site	14642

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
Pickers Ditch Site	25 Nov 1987	23 Nov 1999	5

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

1987–1999

Survey records by year

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

187

088

089

190

091

092

193

094

095

196

097

098

199

Fish measured by surveyors

Measured length distribution

See how the 29 measured fish were spread across different length ranges.

Smallest: 3.4 cm
Lower quarter: 4.9 cm
Median: 13.1 cm
Upper quarter: 14.9 cm
Largest: 19.7 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

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 →