Dace · Leuciscus leuciscus

Dace in the River Ember FAS

Largest measured dace: 22.6 cm

The largest dace measured in Environment Agency surveys of the River Ember FAS was 22.6 cm, recorded at Downstream Esher STW on 22 May 1990.

Across 235 measured dace, the median measured length was 16.3 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 Ember FAS.

See dace records across England →

Most recent observation5 October 2023Below Island Barn Weir · 5 fish

Largest measured dace: 22.6 cm
Median length: 16.3 cm
Fish measured: 235
Survey locations: 4

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
22.6 cm	22 May 1990	Downstream Esher STW	103252
21.7 cm	22 May 1990	Downstream Esher STW	103252
21.6 cm	22 May 1990	Downstream Esher STW	103252
21.5 cm	16 Nov 2006	Old Ember Channel opposite Orchard Lane	102800
21.4 cm	22 May 1990	Downstream Esher STW	103252
21.2 cm	16 Nov 2006	Old Ember Channel opposite Orchard Lane	102800
21.2 cm	22 May 1990	Downstream Esher STW	103252
21.1 cm	16 Nov 2006	Old Ember Channel opposite Orchard Lane	102800
21 cm	22 May 1990	Downstream Esher STW	103252
20.6 cm	12 Oct 2009	Old Ember Channel opposite Orchard Lane	119987

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
Below Island Barn Weir	28 May 1993	5 Oct 2023	10
Old Ember Channel opposite Orchard Lane	16 Nov 2006	12 Oct 2009	2
Upstream Esher STW	22 May 1990	22 May 1990	1
Downstream Esher STW	15 Jul 1986	22 May 1990	2

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

1986–2023

Survey records by year

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

186

087

088

089

290

091

092

193

094

095

096

097

098

099

000

001

102

103

004

105

206

107

108

209

010

011

012

113

014

015

016

017

018

019

020

021

022

123

Fish measured by surveyors

Measured length distribution

See how the 235 measured fish were spread across different length ranges.

Smallest: 3.4 cm
Lower quarter: 13.4 cm
Median: 16.3 cm
Upper quarter: 18.2 cm
Largest: 22.6 cm

0–99 mm

100–199 mm

194

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ember FAS

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

European eel Roach Perch Pike Bleak 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 →