Perch · Perca fluviatilis

Perch in the River Purwell

Largest measured perch: 17.8 cm

The largest perch measured in Environment Agency surveys of the River Purwell was 17.8 cm, recorded at DS Walsworth Common on 26 March 2014.

Across 6 measured perch, the median measured length was 10.8 cm.

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

See perch records across England →

Most recent observation26 March 2014Walsworth Common · 1 fish

Largest measured perch: 17.8 cm
Median length: 10.8 cm
Fish measured: 6
Survey locations: 3

Individual EA measurements

Largest measured perch

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
17.8 cm	26 Mar 2014	DS Walsworth Common	140545
12.7 cm	26 Mar 2014	Walsworth Common	140546
11.6 cm	26 Mar 2014	DS Walsworth Common	140545
9.9 cm	26 Mar 2014	DS Walsworth Common	140545
6.3 cm	22 Oct 1997	Purwell Common	29311
5.3 cm	22 Oct 1997	Purwell Common	29311

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 surveyed	First recorded	Last recorded	Visits finding perch
Walsworth Common	26 Mar 2014	26 Mar 2014	1
DS Walsworth Common	26 Mar 2014	26 Mar 2014	1
Purwell Common	22 Oct 1997	22 Oct 1997	1

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

1997–2014

Survey records by year

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

197

098

099

000

001

002

003

004

005

006

007

008

009

010

011

012

013

214

Fish measured by surveyors

Measured length distribution

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

Smallest: 5.3 cm
Lower quarter: 7.2 cm
Median: 10.8 cm
Upper quarter: 12.4 cm
Largest: 17.8 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Purwell

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

3-spined stickleback Bullhead 10-spined stickleback

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 →