Roach · Rutilus rutilus

Roach in the Lowthorpe Beck / Fosten Beck / Kelk Beck

Largest measured roach: 26.2 cm

The largest roach measured in Environment Agency surveys of the Lowthorpe Beck / Fosten Beck / Kelk Beck was 26.2 cm, recorded at Foston Beck HULLCRS/(UPPER)2(2002) on 2 October 2002.

Across 537 measured roach, the median measured length was 7.3 cm.

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

See roach records across England →

Most recent observation30 September 2025Foston Beck HULLCRS/(UPPER)2(2002) · 1 fish

Largest measured roach: 26.2 cm
Median length: 7.3 cm
Fish measured: 537
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
26.2 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
17.4 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
16.2 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
14.6 cm	10 Oct 2000	Foston Beck HULLCRS/(UPPER)2(2002)	109574
14.4 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
14 cm	15 Oct 2007	Foston Beck HULLCRS/(UPPER)2(2002)	108660
13.7 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
13.6 cm	2 Oct 2002	Foston Beck HULLCRS/(UPPER)2(2002)	72243
13.4 cm	21 Oct 2005	Foston Beck HULLCRS/(UPPER)2(2002)	87796
13.4 cm	29 Sept 2003	Foston Beck HULLCRS/(UPPER)2(2002)	78627

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
Foston Beck HULLCRS/(UPPER)2(2002)	10 Oct 2000	30 Sept 2025	10

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

2000–2025

Survey records by year

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

100

101

102

103

004

105

106

107

008

109

110

011

012

013

014

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 537 measured fish were spread across different length ranges.

Smallest: 1.8 cm
Lower quarter: 4.6 cm
Median: 7.3 cm
Upper quarter: 8.7 cm
Largest: 26.2 cm

0–99 mm

484

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Lowthorpe Beck / Fosten Beck / Kelk Beck

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

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

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 →