Dace · Leuciscus leuciscus

Dace in the Cod Beck

Largest measured dace: 23.3 cm

The largest dace measured in Environment Agency surveys of the Cod Beck was 23.3 cm, recorded at Cod Beck nr Sowerby (Worlds end Bridge) on 10 June 2010.

Across 103 measured dace, the median measured length was 15.1 cm.

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

See dace records across England →

Most recent observation28 September 2022Cod Beck nr Sowerby (Worlds end Bridge) · 2 fish

Largest measured dace: 23.3 cm
Median length: 15.1 cm
Fish measured: 103
Survey locations: 6

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
23.3 cm	10 Jun 2010	Cod Beck nr Sowerby (Worlds end Bridge)	122912
22.6 cm	8 Jul 2016	Cod Beck at Dalton	148423
21.6 cm	31 May 2005	Isle Beck at Bruce House	85425
21.4 cm	23 Aug 2016	Cod Beck nr Sowerby (Worlds end Bridge)	149116
21.2 cm	31 May 2005	Isle Beck at Bruce House	85425
20.4 cm	23 Aug 2016	Cod Beck nr Sowerby (Worlds end Bridge)	149116
19.9 cm	31 May 2005	Isle Beck at Bruce House	85425
19.6 cm	31 May 2005	Isle Beck at Bruce House	85425
19.5 cm	31 May 2005	Cod Beck nr Sowerby (Worlds end Bridge)	85635
19.2 cm	23 Aug 2016	Cod Beck nr Sowerby (Worlds end Bridge)	149116

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
Cod Beck nr Sowerby (Worlds end Bridge)	31 May 2005	28 Sept 2022	4
Thirkleby at A19	15 Sept 2022	15 Sept 2022	1
Thirkleby Beck at Thirkleby	15 Sept 2022	15 Sept 2022	1
Cod Beck at Dalton	8 Jul 2016	8 Jul 2016	1
Willow Beck at Dalton	31 May 2005	31 May 2005	1
Isle Beck at Bruce House	31 May 2005	31 May 2005	1

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

2005–2022

Survey records by year

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

305

006

007

008

009

110

011

012

013

014

015

216

017

018

019

020

021

322

Fish measured by surveyors

Measured length distribution

See how the 103 measured fish were spread across different length ranges.

Smallest: 6.5 cm
Lower quarter: 13.7 cm
Median: 15.1 cm
Upper quarter: 16.8 cm
Largest: 23.3 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 Cod Beck

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

Brown / sea trout Bullhead Stone loach Minnow Grayling European eel

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 →