RiverFish

Roach · Rutilus rutilus

Roach in the Lake Surveys

Largest measured roach: 30.3 cm

The largest roach measured in Environment Agency surveys of the Lake Surveys was 30.3 cm, recorded at Gayhurst Court on 7 February 2014.

Across 2,018 measured roach, the median measured length was 11.8 cm.

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

See roach records across England →

Most recent observation26 January 2015Monastery Fishery · 2,516 fish
Largest measured roach
30.3 cm
Median length
11.8 cm
Fish measured
2,018
Survey locations
22

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
30.3 cm7 Feb 2014Gayhurst Court140480
30.2 cm7 Feb 2014Gayhurst Court140480
29.3 cm7 Feb 2014Gayhurst Court140480
29.1 cm7 Feb 2014Gayhurst Court140480
27.7 cm7 Feb 2014Gayhurst Court140480
27.6 cm7 Feb 2014Gayhurst Court140480
27.4 cm7 Feb 2014Gayhurst Court140480
27.3 cm12 Jun 2001Middle Harling Lake30863
26.8 cm7 Feb 2014Gayhurst Court140480
26.6 cm9 Nov 2011Broom Lake129208

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
Monastery Fishery26 Jan 201526 Jan 20151
Gayhurst Court7 Feb 20147 Feb 20141
Sharnbrook Pit No. 521 Jan 201421 Jan 20141
Fields End Water6 Jan 20146 Jan 20141
Broom Lake9 Nov 20119 Nov 20111
Wimbotsham Lake9 Dec 20099 Dec 20091
Docking Village Pond3 Mar 20093 Mar 20091
Whitemoor Prison Lake16 Dec 200816 Dec 20081
Soham Gault Pit19 Nov 200819 Nov 20081
Claydon Lower Lake25 Feb 200825 Feb 20081
Silso Conservation Pond13 Mar 200613 Mar 20061
Wild Goose Leys20 Nov 200320 Nov 20031
Brooklands Lake22 Oct 200322 Oct 20031
Barrow Lake No 311 Feb 200311 Feb 20031
Porridge Pot24 Oct 200224 Oct 20021
Poppy Hill23 Oct 200223 Oct 20021
Fenced Acre10 Oct 200210 Oct 20021
Middle Harling Lake12 Jun 200112 Jun 20011
Bury Water Lake6 Jun 20016 Jun 20011
Bradmoor Lake No.228 Mar 200128 Mar 20011
Whittlesey Lake15 Feb 200115 Feb 20011
Buckenham Tofts Lake10 Jan 200010 Jan 20001

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

2000–2015

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 2,018 measured fish were spread across different length ranges.

Smallest
4.8 cm
Lower quarter
9.8 cm
Median
11.8 cm
Upper quarter
14.8 cm
Largest
30.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Lake Surveys

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

Perch Common bream Common carp Rudd Tench Pike

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 →