RiverFish

Roach · Rutilus rutilus

Roach in the River Riding Mill

Largest measured roach: 26 cm

The largest roach measured in Environment Agency surveys of the River Riding Mill was 26 cm, recorded at Riding Mill Smolt Trap on 13 May 2004.

Across 11 measured roach, the median measured length was 14.7 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 Riding Mill.

See roach records across England →

Most recent observation7 June 2008Riding Mill Smolt Trap · 1 fish
Largest measured roach
26 cm
Median length
14.7 cm
Fish measured
11
Survey locations
1

Individual EA measurements

Largest measured roach

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
26 cm13 May 2004Riding Mill Smolt Trap111929
21.4 cm1 May 2005Riding Mill Smolt Trap112835
17.3 cm7 May 2008Riding Mill Smolt Trap118930
16.5 cm2 Apr 2006Riding Mill Smolt Trap113801
15.2 cm3 Jun 2007Riding Mill Smolt Trap118529
14.7 cm10 May 2008Riding Mill Smolt Trap118923
14.3 cm10 May 2008Riding Mill Smolt Trap118923
11.5 cm7 Jun 2008Riding Mill Smolt Trap118889
11 cm28 May 2004Riding Mill Smolt Trap112061
11 cm14 May 2004Riding Mill Smolt Trap111932

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 surveyedFirst recordedLast recordedVisits finding roach
Riding Mill Smolt Trap13 May 20047 Jun 200810

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

2004–2008

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 11 measured fish were spread across different length ranges.

Smallest
10.5 cm
Lower quarter
11.3 cm
Median
14.7 cm
Upper quarter
16.9 cm
Largest
26 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Riding Mill

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

Atlantic salmon Brown / sea trout Dace Minnow Chub River lamprey

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 →