RiverFish

Ruffe · Gymnocephalus cernuus

Ruffe in the River Ure

Largest measured ruffe: 99.9 cm

The largest ruffe measured in Environment Agency surveys of the River Ure was 99.9 cm, recorded at Hewick Bridge (Boom boat) on 17 July 2003.

Across 339 measured ruffe, the median measured length was 7.3 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 Ure.

See ruffe records across England →

Most recent observation15 July 2025Middleham · 3 fish
Largest measured ruffe
99.9 cm
Median length
7.3 cm
Fish measured
339
Survey locations
19

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
99.9 cm17 Jul 2003Hewick Bridge (Boom boat)78210
19.5 cm26 Jul 1999Aldwark Bridge (Gill Net)109395
17.2 cm26 Jul 1999Aldwark Bridge (Gill Net)109395
14.5 cm9 Aug 1999Kilgram Lower Site109463
13.4 cm29 Jul 2004Langthorpe (Gill Net Site)81084
12.2 cm29 Jul 2004Langthorpe (Gill Net Site)81084
12.1 cm20 Jul 2006Kilgram Upper Site100752
12 cm16 Jul 2003Aldwark Bridge (Boom boat)78175
11.9 cm20 Jul 2006Kilgram Lower Site100742
11.8 cm30 Jul 2002Kilgram Lower Site110066

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
Middleham8 Aug 199615 Jul 20255
Boroughbridge - Fry Survey20 Sept 198917 Aug 202310
Hewick Bridge (single anode)22 Jul 199712 Jul 20198
Westwick22 Jul 200416 Jul 20123
Aldwark Bridge (single anode)24 Jul 200031 Jul 20085
Kilgram Upper Site29 Jul 200220 Jul 20064
Kilgram Lower Site9 Aug 199920 Jul 20067
Bellflask - Fry Survey29 Sept 200529 Sept 20051
Langthorpe (Gill Net Site)28 Jul 199929 Jul 20043
Hewick Bridge (Gill Net)23 Jul 200221 Jul 20042
Dunsforth6 Aug 20036 Aug 20031
Hewick Bridge (Boom boat)31 Jul 199617 Jul 20032
Aldwark Bridge (Boom boat)24 Jul 200016 Jul 20034
Aldborough (single anode)21 Jul 199722 Jul 20026
Aldwark Bridge (Seine Net site)29 Jul 199620 Jul 20015
Langthorpe (single anode)28 Jul 199928 Jul 19991
Aldborough (Gill Net Site)30 Jul 199827 Jul 19992
Aldwark Bridge (Gill Net)29 Jul 199826 Jul 19992
Langthorpe (Boom Boat)22 Jul 199722 Jul 19971

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

1989–2025

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 339 measured fish were spread across different length ranges.

Smallest
0.9 cm
Lower quarter
3.7 cm
Median
7.3 cm
Upper quarter
9.2 cm
Largest
99.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ure

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

Minnow European eel Brown / sea trout Chub Bullhead Stone loach

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 →