RiverFish

Dace · Leuciscus leuciscus

Dace in the River Ouse/Ure eel surveys

Largest measured dace: 22.5 cm

The largest dace measured in Environment Agency surveys of the River Ouse/Ure eel surveys was 22.5 cm, recorded at River Kyle Youlton Lodge on 1 July 2024.

Across 250 measured dace, the median measured length was 12.6 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 Ouse/Ure eel surveys.

See dace records across England →

Most recent observation1 June 2026River Kyle Youlton Lodge · 9 fish
Largest measured dace
22.5 cm
Median length
12.6 cm
Fish measured
250
Survey locations
7

Individual EA measurements

Largest measured dace

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

LengthSurvey dateSurvey locationSurvey ID
22.5 cm1 Jul 2024River Kyle Youlton Lodge165426
21.1 cm15 Jun 2016River Foss at Lilling Green (Eel)148233
21 cm1 Jul 2024River Kyle Youlton Lodge165426
21 cm1 Jul 2024River Kyle Youlton Lodge165426
20.5 cm1 Jul 2024River Kyle Youlton Lodge165426
20.5 cm1 Jul 2024River Kyle Youlton Lodge165426
20.5 cm3 Jun 2024River Tutt at St Helena's Weir165111
19.9 cm3 Jun 2024River Tutt at St Helena's Weir165111
19.7 cm1 Jul 2024River Kyle Youlton Lodge165426
19.5 cm1 Jul 2024River Kyle Youlton Lodge165426

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where dace were found

Each point marks a survey location with at least one dace 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 dace
River Kyle Youlton Lodge9 Jun 20221 Jun 20263
Stillingfleet eel survey4 Jun 20145 Aug 20243
Holbeck at Boroughbridge Road Bridge10 Jun 202410 Jun 20241
River Tutt at St Helena's Weir8 Jun 20103 Jun 20246
River Kyle u/s New Parks Beck13 Jun 201415 Jun 20183
River Foss at Lilling Green (Eel)15 Jun 201615 Jun 20161
Selby Dam at Meadway5 Jun 20145 Jun 20141

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

2010–2026

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 250 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
9.2 cm
Median
12.6 cm
Upper quarter
15.7 cm
Largest
22.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ouse/Ure eel surveys

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

European eel 3-spined stickleback Bullhead Stone loach Roach 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 →