RiverFish

Roach · Rutilus rutilus

Roach in the Dockens Water

Largest measured roach: 25.6 cm

The largest roach measured in Environment Agency surveys of the Dockens Water was 25.6 cm, recorded at Dockens Water at Blashford on 13 September 2001.

Across 26 measured roach, the median measured length was 15.8 cm.

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

See roach records across England →

Most recent observation11 October 2016Dockens Water Newlands Plantation · 1 fish
Largest measured roach
25.6 cm
Median length
15.8 cm
Fish measured
26
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.

LengthSurvey dateSurvey locationSurvey ID
25.6 cm13 Sept 2001Dockens Water at Blashford20221
25.3 cm13 Sept 2001Dockens Water at Blashford20221
23.2 cm13 Sept 2001Dockens Water at Blashford20221
21.2 cm21 Aug 2007Dockens Water at Blashford106835
19.4 cm31 Aug 2010Dockens Water at Blashford123716
19 cm11 Oct 2016Dockens Water Newlands Plantation150173
18.9 cm11 Sept 2012Dockens Water u/s ford134081
18.9 cm31 Aug 2005Dockens Water at Blashford85902
18.8 cm11 Sept 2012Dockens Water u/s ford134081
16.4 cm11 Oct 2016Dockens Water Below Ford150172

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
Dockens Water Newlands Plantation11 Oct 201611 Oct 20161
Dockens Water Below Ford11 Oct 201611 Oct 20161
Dockens Water u/s ford11 Sept 201211 Sept 20121
Dockens Water at Blashford13 Sept 200131 Aug 20106
Dockens Water at Moyles Court13 Sept 200113 Sept 20011

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

2001–2016

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 26 measured fish were spread across different length ranges.

Smallest
7.6 cm
Lower quarter
14 cm
Median
15.8 cm
Upper quarter
18.9 cm
Largest
25.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Dockens Water

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

Brown / sea trout Chub European eel Dace Pike Atlantic salmon

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 →