Dace · Leuciscus leuciscus

Dace in the River Ock

Largest measured dace: 26 cm

The largest dace measured in Environment Agency surveys of the River Ock was 26 cm, recorded at d/s drayton road bridge - North channel on 19 April 2005.

Across 84 measured dace, the median measured length was 15.9 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 Ock.

See dace records across England →

Most recent observation27 May 2005Marcham Mill - Mill bridge/Nor brook · 2 fish

Largest measured dace: 26 cm
Median length: 15.9 cm
Fish measured: 84
Survey locations: 3

Individual EA measurements

Largest measured dace

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
26 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
24.9 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
24.5 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
24.2 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
24.2 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
24.1 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
23.9 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
23.3 cm	27 May 2005	Marcham Mill - Mill bridge/Nor brook	86326
23.1 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462
22.9 cm	19 Apr 2005	d/s drayton road bridge - North channel	84462

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 surveyed	First recorded	Last recorded	Visits finding dace
Marcham Mill - Mill bridge/Nor brook	27 May 2005	27 May 2005	1
d/s drayton road bridge - North channel	19 Apr 2005	19 Apr 2005	1
d/s Drayton road bridge - South Channel	19 Apr 2005	19 Apr 2005	1

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

2005–2005

Survey records by year

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

305

Fish measured by surveyors

Measured length distribution

See how the 84 measured fish were spread across different length ranges.

Smallest: 7.3 cm
Lower quarter: 13.3 cm
Median: 15.9 cm
Upper quarter: 19.1 cm
Largest: 26 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ock

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

Gudgeon Pike Roach Chub Perch Brown / sea trout

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 →