RiverFish

Perch · Perca fluviatilis

Perch in the Lake Surveys

Largest measured perch: 39.2 cm

The largest perch measured in Environment Agency surveys of the Lake Surveys was 39.2 cm, recorded at Monastery Fishery on 26 January 2015.

Across 177 measured perch, the median measured length was 10.5 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 perch records across England →

Most recent observation6 February 2017Ewatts lake · 4 fish
Largest measured perch
39.2 cm
Median length
10.5 cm
Fish measured
177
Survey locations
20

Individual EA measurements

Largest measured perch

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

LengthSurvey dateSurvey locationSurvey ID
39.2 cm26 Jan 2015Monastery Fishery144327
35.8 cm7 Feb 2014Gayhurst Court140480
33 cm26 Jan 2015Monastery Fishery144327
31 cm7 Feb 2014Gayhurst Court140480
30 cm7 Feb 2014Gayhurst Court140480
28.4 cm7 Feb 2014Gayhurst Court140480
28.3 cm12 Jun 2001Middle Harling Lake30863
24.5 cm10 Oct 2002Fenced Acre64020
23.8 cm10 Jan 2000Buckenham Tofts Lake30854
21.8 cm10 Jan 2000Buckenham Tofts Lake30854

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where perch were found

Each point marks a survey location with at least one perch 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 perch
Ewatts lake6 Feb 20176 Feb 20171
Monastery Fishery26 Jan 201526 Jan 20151
Gayhurst Court7 Feb 20147 Feb 20141
Fields End Water6 Jan 20146 Jan 20141
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
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.

2000–2017

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 177 measured fish were spread across different length ranges.

Smallest
5.3 cm
Lower quarter
7.3 cm
Median
10.5 cm
Upper quarter
13.5 cm
Largest
39.2 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.

Roach 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 →