Roach · Rutilus rutilus

Roach in the Berwick Brook

Largest measured roach: 35 cm

The largest roach measured in Environment Agency surveys of the Berwick Brook was 35 cm, recorded at Birlingham on 26 April 1989.

Across 283 measured roach, the median measured length was 10 cm.

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

See roach records across England →

Most recent observation24 June 2010Birlingham · 29 fish

Largest measured roach: 35 cm
Median length: 10 cm
Fish measured: 283
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
35 cm	26 Apr 1989	Birlingham	80855
30.6 cm	29 Aug 2007	Birlingham	106491
30 cm	26 Apr 1989	Birlingham	80855
25.4 cm	29 Aug 2007	Birlingham	106491
25.3 cm	29 Aug 2007	Birlingham	106491
25 cm	14 Jul 2009	Birlingham	117823
25 cm	26 Apr 1989	Birlingham	80855
25 cm	26 Apr 1989	Birlingham	80855
25 cm	26 Apr 1989	Birlingham	80855
24.9 cm	14 Jul 2009	Birlingham	117823

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
Birlingham	26 Apr 1989	24 Jun 2010	5

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

1989–2010

Survey records by year

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

189

090

091

092

093

094

095

096

097

098

099

000

001

002

003

004

005

006

107

108

109

110

Fish measured by surveyors

Measured length distribution

See how the 283 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 7.9 cm
Median: 10 cm
Upper quarter: 13.7 cm
Largest: 35 cm

0–99 mm

133

100–199 mm

127

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Berwick Brook

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

Chub Dace Perch

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 →