Dace · Leuciscus leuciscus

Dace in the River Adur East Arm

Largest measured dace: 23.8 cm

The largest dace measured in Environment Agency surveys of the River Adur East Arm was 23.8 cm, recorded at Wortleford Bridge on 15 May 2014.

Across 106 measured dace, the median measured length was 12.6 cm.

Surveyors recorded weights for 38 dace. The median was 0.3 oz (0.0075 kg) and the largest recorded weight was 3.7 oz (0.105 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Adur East Arm.

See dace records across England →

Most recent observation5 August 2025Burgess Hill STW · 11 fish

Largest measured dace: 23.8 cm
Median length: 12.6 cm
Fish measured: 106
Survey locations: 8

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
23.8 cm	15 May 2014	Wortleford Bridge	140899
22.8 cm	15 May 2014	Wortleford Bridge	140899
22.4 cm	15 May 2014	Wortleford Bridge	140899
22.2 cm	15 May 2014	Wortleford Bridge	140899
22 cm	15 May 2014	Wortleford Bridge	140899
21.9 cm	15 May 2014	Wortleford Bridge	140899
21.5 cm	15 May 2014	Wortleford Bridge	140899
21.4 cm	15 May 2014	Wortleford Bridge	140899
21.4 cm	15 May 2014	Wortleford Bridge	140899
21 cm	15 May 2014	Wortleford Bridge	140899

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
Burgess Hill STW	5 Aug 2025	5 Aug 2025	1
Nymans Farm, Shermanbury	4 Aug 2015	17 Jul 2024	3
Hookers Farm	4 Aug 1997	11 Jul 2024	4
Stairbridge Lane	10 Aug 2004	5 Aug 2015	7
Wortleford Bridge	15 May 2014	15 May 2014	1
Downstream Wineham Bridge	5 Jul 2007	4 Sept 2012	5
Shermanbury	5 Sept 2002	30 Sept 2010	4
Upstream Mock Bridge	17 Sept 1997	17 Sept 1997	1

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

1997–2025

Survey records by year

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

297

098

099

000

001

202

003

104

105

106

307

208

209

210

011

212

013

114

215

016

117

118

019

020

021

022

023

224

125

Fish measured by surveyors

Measured length distribution

See how the 106 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 8.1 cm
Median: 12.6 cm
Upper quarter: 15.7 cm
Largest: 23.8 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 38 dace. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0 oz (0.001 kg)
Lower quarter: 0.1 oz (0.002 kg)
Median: 0.3 oz (0.0075 kg)
Upper quarter: 1 oz (0.0278 kg)
Heaviest: 3.7 oz (0.105 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Adur East Arm

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

Perch Roach Chub European eel Gudgeon Pike

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 →