Roach · Rutilus rutilus

Roach in the River Beane

Largest measured roach: 32.8 cm

The largest roach measured in Environment Agency surveys of the River Beane was 32.8 cm, recorded at Frogmore Hall on 10 September 1993.

Across 279 measured roach, the median measured length was 13.7 cm.

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

See roach records across England →

Most recent observation13 April 2026Mill Lane, Watton At Stone · 6 fish

Largest measured roach: 32.8 cm
Median length: 13.7 cm
Fish measured: 279
Survey locations: 8

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
32.8 cm	10 Sept 1993	Frogmore Hall	116911
31 cm	10 Sept 1993	Frogmore Hall	116911
30.8 cm	10 Sept 1993	Frogmore Hall	116911
28 cm	10 Sept 1993	Frogmore Hall	116911
27.7 cm	10 Sept 1993	Frogmore Hall	116911
27.4 cm	10 Sept 1993	Frogmore Hall	116911
27.2 cm	10 Sept 1993	Frogmore Hall	116911
27.1 cm	10 Sept 1993	Frogmore Hall	116911
26.8 cm	10 Sept 1993	Frogmore Hall	116911
26.1 cm	10 Sept 1993	Frogmore Hall	116911

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
Mill Lane, Watton At Stone	13 May 2008	13 Apr 2026	4
Hartham Common Beane	2 Nov 1993	14 Jun 2024	6
Downstream Cedar Close	4 Oct 2018	4 Oct 2018	1
Hertford North	18 Aug 2011	18 Aug 2011	1
Bullsmill	21 Oct 1993	21 Oct 1993	1
Church Lane, Stapleford	23 Sept 1993	23 Sept 1993	1
Woodhall Estate	21 Sept 1993	21 Sept 1993	1
Frogmore Hall	10 Sept 1993	10 Sept 1993	1

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

1993–2026

Survey records by year

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

593

094

095

096

097

098

099

000

001

002

103

004

005

006

007

208

009

010

111

012

013

214

015

016

017

118

019

020

021

022

223

124

025

126

Fish measured by surveyors

Measured length distribution

See how the 279 measured fish were spread across different length ranges.

Smallest: 4.8 cm
Lower quarter: 11.4 cm
Median: 13.7 cm
Upper quarter: 15.9 cm
Largest: 32.8 cm

0–99 mm

100–199 mm

214

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Beane

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

Bullhead Perch Pike Minnow 3-spined stickleback Stone loach

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 →