Perch · Perca fluviatilis

Perch in the Poolstock Brook

Largest measured perch: 17.5 cm

The largest perch measured in Environment Agency surveys of the Poolstock Brook was 17.5 cm, recorded at ptc Douglas on 13 August 2018.

Across 139 measured perch, the median measured length was 6.2 cm.

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

See perch records across England →

Most recent observation13 August 2018ptc Douglas · 14 fish

Largest measured perch: 17.5 cm
Median length: 6.2 cm
Fish measured: 139
Survey locations: 2

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
17.5 cm	13 Aug 2018	ptc Douglas	153064
15.6 cm	15 Jul 2005	ptc Douglas	88237
13.5 cm	9 Jul 2003	ptc Douglas	77937
12 cm	24 Jul 2006	ptc Douglas	101273
12 cm	24 Jul 2006	ptc Douglas	101273
11.5 cm	13 Aug 2018	ptc Douglas	153064
11 cm	20 Jun 1995	Below Flashes near Helmsman Way	112927
10.9 cm	6 Jul 2004	ptc Douglas	83303
10.7 cm	6 Jul 2004	ptc Douglas	83303
10.5 cm	13 Aug 2018	ptc Douglas	153064

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
ptc Douglas	18 Jun 2002	13 Aug 2018	6
Below Flashes near Helmsman Way	20 Jun 1995	26 Oct 2015	3

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

1995–2018

Survey records by year

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

195

096

097

098

099

100

001

102

103

104

105

106

007

008

009

010

011

012

013

014

115

016

017

118

Fish measured by surveyors

Measured length distribution

See how the 139 measured fish were spread across different length ranges.

Smallest: 3.8 cm
Lower quarter: 5.3 cm
Median: 6.2 cm
Upper quarter: 7.5 cm
Largest: 17.5 cm

0–99 mm

126

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Poolstock Brook

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

Chub European eel Dace Gudgeon Roach

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 →