Roach · Rutilus rutilus

Roach in the Watton Beck

Largest measured roach: 16 cm

The largest roach measured in Environment Agency surveys of the Watton Beck was 16 cm, recorded at Bridge House Farm on 13 October 2022.

Across 105 measured roach, the median measured length was 4.9 cm.

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

See roach records across England →

Most recent observation13 October 2022Bridge House Farm · 18 fish

Largest measured roach: 16 cm
Median length: 4.9 cm
Fish measured: 105
Survey locations: 2

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
16 cm	13 Oct 2022	Bridge House Farm	161625
12 cm	13 Oct 2022	Bridge House Farm	161625
8.8 cm	13 Oct 2022	Bridge House Farm	161625
8.8 cm	13 Oct 2022	Bridge House Farm	161625
8.2 cm	11 Oct 2004	Bridge House Farm	83615
7.5 cm	13 Oct 2022	Bridge House Farm	161625
7.4 cm	10 Sept 2013	Confluence with the River Hull	138643
7.3 cm	10 Sept 2013	Confluence with the River Hull	138643
7.2 cm	11 Oct 2004	Bridge House Farm	83615
7.1 cm	10 Sept 2013	Confluence with the River Hull	138643

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
Confluence with the River Hull	6 Oct 2005	13 Oct 2022	3
Bridge House Farm	11 Oct 2004	13 Oct 2022	2

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

2004–2022

Survey records by year

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

104

105

006

007

008

009

010

011

012

113

014

015

016

017

018

019

020

021

222

Fish measured by surveyors

Measured length distribution

See how the 105 measured fish were spread across different length ranges.

Smallest: 2.6 cm
Lower quarter: 4.4 cm
Median: 4.9 cm
Upper quarter: 5.7 cm
Largest: 16 cm

0–99 mm

103

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Watton Beck

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

3-spined stickleback Brown / sea trout Bullhead European eel Perch 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 →