Dace · Leuciscus leuciscus

Dace in the Main River Chew

Largest measured dace: 27.5 cm

The largest dace measured in Environment Agency surveys of the Main River Chew was 27.5 cm, recorded at Compton Dando (Te) on 10 August 2007.

Across 1,122 measured dace, the median measured length was 17.5 cm.

Surveyors recorded weights for 367 dace. The median was 2.6 oz (0.073 kg) and the largest recorded weight was 8.1 oz (0.23 kg).

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

See dace records across England →

Most recent observation6 July 2023Pensford (Te) · 8 fish

Largest measured dace: 27.5 cm
Median length: 17.5 cm
Fish measured: 1,122
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
27.5 cm	10 Aug 2007	Compton Dando (Te)	106296
26 cm	31 Jul 2013	Chewton Keynsham	137595
25.5 cm	13 Aug 2003	Pensford (Te)	76668
25.1 cm	10 Aug 2007	Compton Dando (Te)	106296
25 cm	22 Aug 2007	Pensford (Te)	106522
25 cm	10 Aug 2007	Compton Dando (Te)	106296
24.6 cm	13 Aug 2003	Pensford (Te)	76668
24.4 cm	4 Sept 2007	Keynsham Park (Te)	106985
24.4 cm	22 Aug 2007	Pensford (Te)	106522
24.4 cm	8 Aug 2006	Compton Dando (Te)	100833

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
Pensford (Te)	15 May 2002	6 Jul 2023	11
Keynsham Park (Te)	3 Sept 2003	29 Jun 2023	8
Chewton Keynsham	4 Sept 2007	17 Jul 2019	3
Compton Dando (Te)	20 Jun 2003	11 Jul 2019	9
Stanton Drew (Te)	31 Aug 2005	19 Jul 2016	7
Chew Magna	5 Jul 2011	5 Jul 2011	1
Byemills	5 Sept 2002	5 Sept 2002	1

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

2002–2023

Survey records by year

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

202

303

204

405

406

507

308

109

110

111

212

213

014

015

416

017

018

419

020

021

022

223

Fish measured by surveyors

Measured length distribution

See how the 1,122 measured fish were spread across different length ranges.

Smallest: 2.3 cm
Lower quarter: 14.1 cm
Median: 17.5 cm
Upper quarter: 20 cm
Largest: 27.5 cm

0–99 mm

100–199 mm

737

200–299 mm

287

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 367 dace. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0 oz (0.001 kg)
Lower quarter: 1.1 oz (0.03 kg)
Median: 2.6 oz (0.073 kg)
Upper quarter: 4.4 oz (0.1235 kg)
Heaviest: 8.1 oz (0.23 kg)

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

More fish in this river

Explore the Main River Chew

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

Bullhead Roach Minnow Stone loach Brown / sea trout 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 →