Roach · Rutilus rutilus

Roach in the River Rivelin

Largest measured roach: 20 cm

The largest roach measured in Environment Agency surveys of the River Rivelin was 20 cm, recorded at Glen Bridge on 1 August 2003.

Across 6 measured roach, the median measured length was 16.6 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 Rivelin.

See roach records across England →

Most recent observation11 August 2006Havelock Dam · 1 fish

Largest measured roach: 20 cm
Median length: 16.6 cm
Fish measured: 6
Survey locations: 3

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
20 cm	1 Aug 2003	Glen Bridge	109439
18.1 cm	22 Aug 2005	Glen Bridge	87683
17 cm	11 Aug 2006	Havelock Dam	103125
16.2 cm	1 Aug 2003	Upstream Coppice Cottages	109428
15 cm	26 Aug 2004	Havelock Dam	83921
13.4 cm	1 Aug 2003	Upstream Coppice Cottages	109428

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
Havelock Dam	26 Aug 2004	11 Aug 2006	2
Glen Bridge	1 Aug 2003	22 Aug 2005	2
Upstream Coppice Cottages	1 Aug 2002	1 Aug 2003	2

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

2002–2006

Survey records by year

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

102

203

104

105

106

Fish measured by surveyors

Measured length distribution

See how the 6 measured fish were spread across different length ranges.

Smallest: 13.4 cm
Lower quarter: 15.3 cm
Median: 16.6 cm
Upper quarter: 17.8 cm
Largest: 20 cm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Rivelin

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

Brown / sea trout Bullhead Stone loach Brook lamprey 3-spined stickleback Perch

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 →