Roach · Rutilus rutilus

Roach in the Micker Brook

Largest measured roach: 29.5 cm

The largest roach measured in Environment Agency surveys of the Micker Brook was 29.5 cm, recorded at Mrmi10 on 28 September 2004.

Across 88 measured roach, the median measured length was 18.1 cm.

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

See roach records across England →

Most recent observation6 August 2025Mrmi20 · 1 fish

Largest measured roach: 29.5 cm
Median length: 18.1 cm
Fish measured: 88
Survey locations: 3

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
29.5 cm	28 Sept 2004	Mrmi10	82501
24.3 cm	28 Sept 2004	Mrmi10	82501
24 cm	21 Jun 2005	Mrmi10	84979
22.9 cm	26 Jun 2006	Mrmi10	100561
22.5 cm	21 Jun 2005	Mrmi10	84979
22.2 cm	26 Jun 2006	Mrmi10	100561
22.1 cm	26 Jun 2006	Mrmi10	100561
22 cm	21 Jun 2005	Mrmi10	84979
21.9 cm	26 Jun 2006	Mrmi10	100561
21.9 cm	28 Sept 2004	Mrmi10	82501

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
Mrmi20	5 Aug 2003	6 Aug 2025	3
Mrmi10	28 Aug 2002	17 Mar 2011	6
Mrmi05	6 Aug 2003	6 Aug 2003	1

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

2002–2025

Survey records by year

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

102

303

204

105

106

007

008

009

010

111

012

013

014

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 88 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 16.2 cm
Median: 18.2 cm
Upper quarter: 20.3 cm
Largest: 29.5 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Micker Brook

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

Bullhead Brown / sea trout Stone loach 3-spined stickleback Perch Minnow

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 →