Dace · Leuciscus leuciscus

Dace in the Bielby Beck System

Largest measured dace: 21.6 cm

The largest dace measured in Environment Agency surveys of the Bielby Beck System was 21.6 cm, recorded at The Beck, Hagg Bridge DERCORS15 on 28 June 2012.

Across 30 measured dace, the median measured length was 10.8 cm.

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

See dace records across England →

Most recent observation18 June 2019The Beck,Thornton Bridge DERCORS14 · 15 fish

Largest measured dace: 21.6 cm
Median length: 10.8 cm
Fish measured: 30
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
21.6 cm	28 Jun 2012	The Beck, Hagg Bridge DERCORS15	131637
20.7 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622
20.3 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622
19.4 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622
18 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622
17.9 cm	28 Jun 2012	The Beck,Thornton Bridge DERCORS14	131638
17.8 cm	2 Jul 2002	The Beck, Hagg Bridge DERCORS15	72543
17.7 cm	28 Jun 2012	The Beck, Hagg Bridge DERCORS15	131637
16.6 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622
16.3 cm	18 Jun 2019	The Beck,Thornton Bridge DERCORS14	154622

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
The Beck,Thornton Bridge DERCORS14	28 Jun 2012	18 Jun 2019	2
Blackfoss Beck, Woodhouse Farm DERCORS13	28 Jun 2012	11 Jun 2019	2
The Beck, Hagg Bridge DERCORS15	2 Jul 2002	28 Jun 2012	2

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

2002–2019

Survey records by year

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

102

003

004

005

006

007

008

009

010

011

312

013

014

015

016

017

018

219

Fish measured by surveyors

Measured length distribution

See how the 30 measured fish were spread across different length ranges.

Smallest: 5.6 cm
Lower quarter: 8.2 cm
Median: 10.8 cm
Upper quarter: 17.4 cm
Largest: 21.6 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 Bielby Beck System

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

Stone loach Bullhead Minnow European eel 3-spined stickleback 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 →