RiverFish

Ruffe · Gymnocephalus cernuus

Ruffe in the River Soham Lode

Largest measured ruffe: 11.8 cm

The largest ruffe measured in Environment Agency surveys of the River Soham Lode was 11.8 cm, recorded at Soham Cotes on 20 May 2014.

Across 37 measured ruffe, the median measured length was 8.3 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 Soham Lode.

See ruffe records across England →

Most recent observation22 May 2014Barway · 1 fish
Largest measured ruffe
11.8 cm
Median length
8.3 cm
Fish measured
37
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.

LengthSurvey dateSurvey locationSurvey ID
11.8 cm20 May 2014Soham Cotes140835
11.3 cm1 Mar 2013Soham Lode Pumping Station135792
10.8 cm21 Oct 1987Soham Cotes30077
10.6 cm22 May 2014Barway140871
9.8 cm29 Oct 1987Barway30078
9.8 cm21 Oct 1987Soham Cotes30077
9.3 cm29 Oct 1987Barway30078
9.3 cm29 Oct 1987Barway30078
9.3 cm29 Oct 1987Barway30078
9.3 cm29 Oct 1987Barway30078

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
Barway29 Oct 198722 May 20142
Soham Cotes21 Oct 198720 May 20142
Soham Lode Pumping Station28 Feb 20131 Mar 20132

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

1987–2014

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 37 measured fish were spread across different length ranges.

Smallest
4.4 cm
Lower quarter
7.8 cm
Median
8.3 cm
Upper quarter
9.3 cm
Largest
11.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Soham Lode

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

Pike Dace Roach Chub European eel 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 →