Roach · Rutilus rutilus

Roach in the River Wensum (Barbel)

Largest measured roach: 31.6 cm

The largest roach measured in Environment Agency surveys of the River Wensum (Barbel) was 31.6 cm, recorded at Downstream Costessey point (all species) on 24 September 2013.

Across 319 measured roach, the median measured length was 14.6 cm.

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

See roach records across England →

Most recent observation27 March 2014New Mills Yard · 130 fish

Largest measured roach: 31.6 cm
Median length: 14.6 cm
Fish measured: 319
Survey locations: 5

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
31.6 cm	24 Sept 2013	Downstream Costessey point (all species)	139347
29.5 cm	24 Sept 2013	Downstream Costessey point (all species)	139347
26.5 cm	24 Sept 2013	Downstream Costessey point (all species)	139347
26.4 cm	27 Mar 2014	New Mills Yard	140628
26.3 cm	27 Mar 2014	New Mills Yard	140628
26.3 cm	27 Mar 2014	New Mills Yard	140628
26 cm	12 Sept 2013	Downstream Lenwade Bridge (all species)	139184
25.8 cm	24 Sept 2013	Downstream Costessey point (all species)	139347
25.8 cm	24 Sept 2013	Downstream Costessey point (all species)	139347
25.7 cm	27 Mar 2014	New Mills Yard	140628

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
New Mills Yard	27 Mar 2014	27 Mar 2014	1
Downstream Costessey point (all species)	24 Sept 2013	24 Sept 2013	1
Downstream Taverham Mill (All species)	20 Sept 2013	20 Sept 2013	1
Downstream Lenwade Bridge (all species)	12 Sept 2013	12 Sept 2013	1
Lenwade Bridge	19 Aug 2010	19 Aug 2010	1

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

2010–2014

Survey records by year

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

110

011

012

313

114

Fish measured by surveyors

Measured length distribution

See how the 319 measured fish were spread across different length ranges.

Smallest: 5.2 cm
Lower quarter: 11.6 cm
Median: 14.6 cm
Upper quarter: 17.3 cm
Largest: 31.6 cm

0–99 mm

100–199 mm

241

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wensum (Barbel)

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

Barbel Pike Brown / sea trout Chub Dace Minnow

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 →