Ruffe · Gymnocephalus cernuus

Ruffe in the Wainfleet Relief Channel (River Steeping)

Largest measured ruffe: 13.6 cm

The largest ruffe measured in Environment Agency surveys of the Wainfleet Relief Channel (River Steeping) was 13.6 cm, recorded at Lentons Bridge on 1 May 1996.

Across 3,258 measured ruffe, the median measured length was 7.2 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Wainfleet Relief Channel (River Steeping).

See ruffe records across England →

Most recent observation27 May 2016Lentons Bridge · 7 fish

Largest measured ruffe: 13.6 cm
Median length: 7.2 cm
Fish measured: 3,258
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
13.6 cm	1 May 1996	Lentons Bridge	58161
13.2 cm	1 May 1996	Lentons Bridge	58161
11.8 cm	9 Jul 2009	Lentons Bridge	117793
11.6 cm	5 Sept 2007	Lentons Bridge	106575
11.5 cm	1 May 1996	Lentons Bridge	58161
11.5 cm	1 Apr 1993	Tasco's Bridge	58195
11.2 cm	2 Sept 2004	Lentons Bridge	82021
11.2 cm	2 Sept 2004	Lentons Bridge	82021
11 cm	2 Sept 2004	Lentons Bridge	82021
11 cm	3 Jun 2003	Lentons Bridge	78726

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
Lentons Bridge	3 Dec 1987	27 May 2016	13
Tasco's Bridge	4 Dec 1987	2 May 1996	3

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

1987–2016

Survey records by year

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

287

088

089

090

091

092

293

094

095

296

097

098

099

000

001

102

103

104

105

106

107

108

109

110

011

012

013

014

015

116

Fish measured by surveyors

Measured length distribution

See how the 3,258 measured fish were spread across different length ranges.

Smallest: 3.2 cm
Lower quarter: 6.1 cm
Median: 7.2 cm
Upper quarter: 8.1 cm
Largest: 13.6 cm

0–99 mm

3199

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Wainfleet Relief Channel (River Steeping)

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

Common bream Perch Roach Pike Gudgeon Silver bream

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 →