Dace · Leuciscus leuciscus

Dace in the Harpers Brook

Largest measured dace: 23 cm

The largest dace measured in Environment Agency surveys of the Harpers Brook was 23 cm, recorded at Downstream Islip Gauging Weir on 4 April 2006.

Across 1,676 measured dace, the median measured length was 13 cm.

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

See dace records across England →

Most recent observation24 October 2018Brigstock Cricket Pitch · 10 fish

Largest measured dace: 23 cm
Median length: 13 cm
Fish measured: 1,676
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.

Length	Survey date	Survey location	Survey ID
23 cm	4 Apr 2006	Downstream Islip Gauging Weir	101191
23 cm	6 Mar 1989	Lowick	54425
22.5 cm	15 Mar 1995	Lowick	54434
22.5 cm	15 Mar 1995	Lowick	54434
22.5 cm	6 Mar 1989	Lowick	54425
22.5 cm	6 Mar 1989	Lowick	54425
22.5 cm	6 Mar 1989	Lowick	54425
22 cm	9 Apr 2015	Lowick	145355
22 cm	15 Mar 1995	Lowick	54434
21.5 cm	15 Mar 1995	Lowick	54434

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
Brigstock Cricket Pitch	24 Oct 2018	24 Oct 2018	1
Downstream Islip Gauging Weir	1 Mar 1989	23 Oct 2018	6
Sudborough	9 Apr 2015	9 Apr 2015	1
Lowick	6 Mar 1989	9 Apr 2015	4
Riffle (Harpers Brook TNR)	23 Mar 1995	23 Mar 1995	1
Pool 2 (Harpers Brook TNR)	13 Mar 1995	13 Mar 1995	1
Pool 1 (Harpers Brook TNR)	13 Mar 1995	13 Mar 1995	1

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

1989–2018

Survey records by year

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

289

090

091

292

093

094

595

096

097

098

099

100

001

002

003

004

005

106

007

008

009

010

011

012

013

014

215

016

017

218

Fish measured by surveyors

Measured length distribution

See how the 1,676 measured fish were spread across different length ranges.

Smallest: 2 cm
Lower quarter: 11 cm
Median: 13 cm
Upper quarter: 15.5 cm
Largest: 23 cm

0–99 mm

221

100–199 mm

1418

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Harpers Brook

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

Minnow Bullhead Chub Stone loach Roach 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 →