Roach · Rutilus rutilus

Roach in the River Yarrow

Largest measured roach: 28.2 cm

The largest roach measured in Environment Agency surveys of the River Yarrow was 28.2 cm, recorded at Charnock Back Lane (M61 bridge) on 5 September 2003.

Across 393 measured roach, the median measured length was 13.7 cm.

Surveyors recorded weights for 65 roach. The median was 0.5 oz (0.015 kg) and the largest recorded weight was 7.1 oz (0.202 kg).

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

See roach records across England →

Most recent observation20 September 2012Downstream A6 · 3 fish

Largest measured roach: 28.2 cm
Median length: 13.7 cm
Fish measured: 393
Survey locations: 7

Individual EA measurements

Largest measured roach

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
28.2 cm	5 Sept 2003	Charnock Back Lane (M61 bridge)	77991
24.6 cm	26 Jun 2002	Downstream A6	79660
24.1 cm	20 Sept 2012	Downstream A6	133787
23.9 cm	25 Jun 2002	Upstream Blindhurst Bridge	79639
23.6 cm	7 Jul 2003	Charnock Back Lane (M61 bridge)	77944
23.6 cm	7 Jul 2003	Charnock Back Lane (M61 bridge)	77944
23.5 cm	20 Sept 2012	Downstream A6	133787
23.5 cm	5 Sept 2003	Charnock Back Lane (M61 bridge)	77991
23.5 cm	7 Jul 2003	Charnock Back Lane (M61 bridge)	77944
23.2 cm	5 Sept 2003	Charnock Back Lane (M61 bridge)	77991

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where roach were found

Each point marks a survey location with at least one roach 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 roach
Downstream A6	20 Jun 2001	20 Sept 2012	16
Birkacre	19 Aug 2002	25 Jul 2006	3
Below Croston Weir	26 Jun 2001	17 Jun 2005	3
Charnock Back Lane (M61 bridge)	7 Jul 2003	5 Sept 2003	2
Upstream Blindhurst Bridge	25 Jun 2002	17 Jun 2003	3
Downstream Blindhurst Bridge	25 Jun 2002	23 Aug 2002	2
Plymouth Bridge	9 Aug 2000	9 Aug 2000	1

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

2000–2012

Survey records by year

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

100

301

702

503

304

305

306

107

008

109

210

011

112

Fish measured by surveyors

Measured length distribution

See how the 393 measured fish were spread across different length ranges.

Smallest: 1.3 cm
Lower quarter: 10.5 cm
Median: 13.7 cm
Upper quarter: 16.2 cm
Largest: 28.2 cm

0–99 mm

100–199 mm

296

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 65 roach. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.002 kg)
Lower quarter: 0.2 oz (0.006 kg)
Median: 0.5 oz (0.015 kg)
Upper quarter: 1.4 oz (0.04 kg)
Heaviest: 7.1 oz (0.202 kg)

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

More fish in this river

Explore the River Yarrow

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

Brown / sea trout European eel Chub Gudgeon Perch Dace

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 →