RiverFish

Perch · Perca fluviatilis

Perch in the River Gowy

Largest measured perch: 35.7 cm

The largest perch measured in Environment Agency surveys of the River Gowy was 35.7 cm, recorded at Gwgo25 on 3 May 2007.

Across 156 measured perch, the median measured length was 15.3 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 Gowy.

See perch records across England →

Most recent observation16 April 2026Gwgo10 · 1 fish
Largest measured perch
35.7 cm
Median length
15.3 cm
Fish measured
156
Survey locations
8

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
35.7 cm3 May 2007Gwgo25105306
35.3 cm26 Apr 2006Gwgo2590736
30.9 cm15 Apr 2003Gwgo0575837
29.5 cm2 Jun 2010Gwgo20122519
29.5 cm25 Apr 2002Gwgo2553534
29.4 cm2 Jun 2010Gwgo20122519
29.2 cm2 May 2007Gwgo20105305
29.1 cm22 Apr 2002Gwgo0553520
28.6 cm11 Apr 2005Gwgo2084451
28.1 cm21 Apr 2004Gwgo0579684

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
Gwgo1026 May 199916 Apr 20264
Gwgo2525 Apr 200225 Apr 20147
Gwgo0626 May 199916 Jun 20102
Gwgo0510 Jul 199616 Jun 20109
Gwgo2016 Apr 20032 Jun 20106
Go148 Jul 19998 Jul 19991
Go0626 May 199926 May 19991
Go129 Sept 19969 Sept 19961

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

1996–2026

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 156 measured fish were spread across different length ranges.

Smallest
5.7 cm
Lower quarter
12.1 cm
Median
15.4 cm
Upper quarter
20.1 cm
Largest
35.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gowy

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

European eel Stone loach 3-spined stickleback Gudgeon Roach Bullhead

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 →