Ruffe · Gymnocephalus cernuus

Ruffe in the River Brett (Main Reaches)

Largest measured ruffe: 14.1 cm

The largest ruffe measured in Environment Agency surveys of the River Brett (Main Reaches) was 14.1 cm, recorded at Higham FGS on 15 May 2012.

Across 78 measured ruffe, the median measured length was 10.8 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 Brett (Main Reaches).

See ruffe records across England →

Most recent observation24 April 2018Higham FGS · 3 fish

Largest measured ruffe: 14.1 cm
Median length: 10.8 cm
Fish measured: 78
Survey locations: 2

Individual EA measurements

Largest measured ruffe

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
14.1 cm	15 May 2012	Higham FGS	132283
13.7 cm	15 May 2012	Higham FGS	132283
13.4 cm	15 May 2012	Higham FGS	132283
13.4 cm	4 Apr 2006	Higham FGS	90595
12.5 cm	8 Apr 1988	Higham FGS	13725
12.4 cm	4 Apr 2006	Higham FGS	90595
12.3 cm	5 Apr 1991	Higham FGS	13737
12.1 cm	4 Apr 2006	Higham FGS	90595
12 cm	8 Apr 1988	Higham FGS	13725
11.9 cm	24 Apr 2018	Higham FGS	152541

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where ruffe were found

Each point marks a survey location with at least one ruffe 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 ruffe
Higham FGS	20 Nov 1984	24 Apr 2018	11
Downstream Mill Farm	22 Apr 1994	22 Apr 1994	1

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

1984–2018

Survey records by year

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

184

085

086

087

188

089

090

191

092

093

294

095

096

097

098

099

100

001

002

003

004

005

106

007

008

009

110

011

112

013

114

015

116

017

118

Fish measured by surveyors

Measured length distribution

See how the 78 measured fish were spread across different length ranges.

Smallest: 4.1 cm
Lower quarter: 9.9 cm
Median: 10.8 cm
Upper quarter: 11.4 cm
Largest: 14.1 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Brett (Main Reaches)

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

European eel Pike Roach Gudgeon Dace 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 →