Ruffe · Gymnocephalus cernuus

Ruffe in the River Boveney - Romney

Largest measured ruffe: 14.3 cm

The largest ruffe measured in Environment Agency surveys of the River Boveney - Romney was 14.3 cm, recorded at Boveney Main on 8 September 2015.

Across 21 measured ruffe, the median measured length was 10.2 cm.

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

See ruffe records across England →

Most recent observation6 September 2016Boveney Main · 2 fish

Largest measured ruffe: 14.3 cm
Median length: 10.2 cm
Fish measured: 21
Survey locations: 3

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
14.3 cm	8 Sept 2015	Boveney Main	146398
14.3 cm	3 Sept 2003	Boveney Weir Pool	77781
12.9 cm	3 Sept 2003	Boveney Main	77717
12.1 cm	8 Sept 2015	Boveney Main	146398
11.5 cm	8 Sept 2004	Boveney Main	82335
11.5 cm	3 Sept 2003	Boveney Main	77717
11.2 cm	8 Sept 2015	Boveney Main	146398
10.8 cm	3 Sept 2003	Boveney Main	77717
10.6 cm	8 Sept 2004	Boveney Main	82335
10.5 cm	7 Sept 2010	Boveney Main	123994

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
Boveney Main	1 Sept 1998	6 Sept 2016	9
Boveney Weir Pool	3 Sept 2003	5 Sept 2007	2
Boveney Upper	5 Sept 2007	5 Sept 2007	1

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

1998–2016

Survey records by year

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

198

099

000

101

002

203

104

005

006

207

008

009

110

011

012

113

114

115

116

Fish measured by surveyors

Measured length distribution

See how the 21 measured fish were spread across different length ranges.

Smallest: 5.5 cm
Lower quarter: 9.5 cm
Median: 10.2 cm
Upper quarter: 11.5 cm
Largest: 14.3 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Boveney - Romney

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

Bleak Chub Pike Dace European eel Roach

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 →