Ruffe · Gymnocephalus cernuus

Ruffe in the Division Rhyne

Largest measured ruffe: 11.2 cm

The largest ruffe measured in Environment Agency surveys of the Division Rhyne was 11.2 cm, recorded at Meare on 22 August 1991.

Across 62 measured ruffe, the median measured length was 9.4 cm.

Surveyors recorded weights for 48 ruffe. The median was 0.5 oz (0.015 kg) and the largest recorded weight was 1.1 oz (0.032 kg).

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

See ruffe records across England →

Most recent observation7 September 2004Meare Pool (Te) · 4 fish

Largest measured ruffe: 11.2 cm
Median length: 9.4 cm
Fish measured: 62
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
11.2 cm	22 Aug 1991	Meare	80487
10.9 cm	22 Aug 1991	Meare	80487
10.8 cm	22 Aug 1991	Meare	80487
10.7 cm	30 Aug 1991	Lower Godney	80481
10.4 cm	22 Aug 1991	Meare	80487
10.3 cm	30 Aug 1991	Lower Godney	80481
10.3 cm	30 Aug 1991	Lower Godney	80481
10.2 cm	30 Aug 1991	Lower Godney	80481
10.2 cm	30 Aug 1991	Lower Godney	80481
10.1 cm	30 Aug 1991	Lower Godney	80481

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
Meare Pool (Te)	7 Sept 2004	7 Sept 2004	1
Lower Godney	30 Aug 1991	30 Aug 1991	1
Meare	22 Aug 1991	22 Aug 1991	1

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

1991–2004

Survey records by year

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

291

092

093

094

095

096

097

098

099

000

001

002

003

104

Fish measured by surveyors

Measured length distribution

See how the 62 measured fish were spread across different length ranges.

Smallest: 7.4 cm
Lower quarter: 8.9 cm
Median: 9.4 cm
Upper quarter: 9.7 cm
Largest: 11.2 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 48 ruffe. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.2 oz (0.005 kg)
Lower quarter: 0.5 oz (0.013 kg)
Median: 0.5 oz (0.015 kg)
Upper quarter: 0.6 oz (0.0162 kg)
Heaviest: 1.1 oz (0.032 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Division Rhyne

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

Chub Roach Perch Pike 3-spined stickleback Gudgeon

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 →