Roach · Rutilus rutilus

Roach in the Roman River (Main Reaches)

Largest measured roach: 31.8 cm

The largest roach measured in Environment Agency surveys of the Roman River (Main Reaches) was 31.8 cm, recorded at Bounstead FGS on 6 June 1996.

Across 1,326 measured roach, the median measured length was 15 cm.

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

See roach records across England →

Most recent observation12 October 2025Bounstead FGS · 16 fish

Largest measured roach: 31.8 cm
Median length: 15 cm
Fish measured: 1,326
Survey locations: 4

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
31.8 cm	6 Jun 1996	Bounstead FGS	14694
30.8 cm	7 Nov 2005	Bounstead FGS	88021
30.5 cm	6 Jun 1996	Bounstead FGS	14694
30.4 cm	6 Jun 1996	Bounstead FGS	14694
30.2 cm	5 Oct 1987	Upstream Layer Mill	14680
29.9 cm	6 Jun 1996	Bounstead FGS	14694
29.5 cm	6 Jun 1996	Bounstead FGS	14694
29.4 cm	6 Jun 1996	Bounstead FGS	14694
29.1 cm	6 Jun 1996	Bounstead FGS	14694
29.1 cm	6 Jun 1996	Bounstead FGS	14694

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
Bounstead FGS	6 Mar 1984	12 Oct 2025	14
Upstream Layer Mill	7 Mar 1984	1 Nov 2023	9
Park Farm	15 Mar 1984	21 Oct 2011	7
Olivers Farm	14 Nov 2005	14 Nov 2005	1

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

1984–2025

Survey records by year

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

384

085

086

387

088

089

290

191

092

293

094

095

396

097

098

399

000

001

002

003

004

405

006

007

008

009

010

211

012

013

014

015

016

117

118

119

020

121

122

123

124

125

Fish measured by surveyors

Measured length distribution

See how the 1,326 measured fish were spread across different length ranges.

Smallest: 2.8 cm
Lower quarter: 8.7 cm
Median: 15 cm
Upper quarter: 18.5 cm
Largest: 31.8 cm

0–99 mm

408

100–199 mm

678

200–299 mm

235

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Roman River (Main Reaches)

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

European eel Stone loach Dace Gudgeon Brown / sea trout 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 →