RiverFish

Dace · Leuciscus leuciscus

Dace in the River Sunbury - Molesey

Largest measured dace: 23.5 cm

The largest dace measured in Environment Agency surveys of the River Sunbury - Molesey was 23.5 cm, recorded at Sunbury Main Channel on 15 September 2004.

Across 1,606 measured dace, the median measured length was 6.9 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 Sunbury - Molesey.

See dace records across England →

Most recent observation1 August 2023Sunbury Main Channel · 16 fish
Largest measured dace
23.5 cm
Median length
6.9 cm
Fish measured
1,606
Survey locations
5

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
23.5 cm15 Sept 2004Sunbury Main Channel82549
22.4 cm1 Aug 2023Sunbury Main Channel164064
22.4 cm13 Sept 2007Sunbury Main Channel116669
22.4 cm13 Sept 2007Downstream Walton Intake106766
22.3 cm15 Sept 2004Sunbury Main Channel82549
21.8 cm14 Sept 2011Upstream Walton Intake128006
21.6 cm14 Sept 2011Upstream Walton Intake128006
21.5 cm10 Sept 2013Upstream Walton Intake138602
21.5 cm14 Sept 2011Upstream Walton Intake128006
21.5 cm14 Sept 2011Upstream Walton Intake128006

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
Sunbury Main Channel1 Sept 19951 Aug 20239
Upstream Walton Intake13 Sept 200510 Sept 20138
Sunbury Weirpool1 Sept 199510 Sept 201313
Downstream Walton Intake13 Sept 200510 Sept 20138
Hampton to Molesey13 Sept 200713 Sept 20071

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

1995–2023

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 1,606 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
6.3 cm
Median
6.9 cm
Upper quarter
10.1 cm
Largest
23.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Sunbury - Molesey

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

Roach Perch Pike Bleak European eel Chub

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 →