RiverFish

Ruffe · Gymnocephalus cernuus

Ruffe in the River Nar

Largest measured ruffe: 10.3 cm

The largest ruffe measured in Environment Agency surveys of the River Nar was 10.3 cm, recorded at High Bridge Side Channel on 30 March 1993.

Across 11 measured ruffe, the median measured length was 6.8 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 Nar.

See ruffe records across England →

Most recent observation23 July 2014DS Abbey Farm Weir (Eel Monitoring) · 5 fish
Largest measured ruffe
10.3 cm
Median length
6.8 cm
Fish measured
11
Survey locations
5

Individual EA measurements

Largest measured ruffe

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
10.3 cm30 Mar 1993High Bridge Side Channel30346
8.3 cm30 Mar 1993High Bridge Side Channel30346
7.8 cm8 Nov 1989Wormegay High Bridge30333
6.8 cm7 Feb 1996Setchey30359
6.8 cm18 Jan 1990Saddlebow30336
6.8 cm17 Nov 1989High Bridge Side Channel30334
6.3 cm6 Mar 1996Saddlebow30362
6.3 cm30 Mar 1993High Bridge Side Channel30346
6.3 cm30 Mar 1993High Bridge Side Channel30346
5.8 cm30 Mar 1993High Bridge Side Channel30346

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 surveyedFirst recordedLast recordedVisits finding ruffe
DS Abbey Farm Weir (Eel Monitoring)23 Jul 201423 Jul 20141
High Bridge Side Channel17 Nov 198922 Apr 20103
Wormegay High Bridge8 Nov 198920 Apr 20103
Saddlebow18 Jan 19906 Mar 19962
Setchey11 Jan 19907 Feb 19962

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

1989–2014

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 11 measured fish were spread across different length ranges.

Smallest
5.8 cm
Lower quarter
6.3 cm
Median
6.8 cm
Upper quarter
7.3 cm
Largest
10.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Nar

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

European eel Bullhead 3-spined stickleback Brown / sea trout Pike Dace

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 →