RiverFish

Perch · Perca fluviatilis

Perch in the Sowy River

Largest measured perch: 20.8 cm

The largest perch measured in Environment Agency surveys of the Sowy River was 20.8 cm, recorded at Downstream Beer Wall on 22 August 2008.

Across 74 measured perch, the median measured length was 9.2 cm.

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

See perch records across England →

Most recent observation22 August 2008Upstream Beer Wall · 2 fish
Largest measured perch
20.8 cm
Median length
9.2 cm
Fish measured
74
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.

LengthSurvey dateSurvey locationSurvey ID
20.8 cm22 Aug 2008Downstream Beer Wall116638
16 cm21 Aug 2008Downstream Beer Wall116637
16 cm21 Aug 2008Downstream Beer Wall116637
16 cm20 Aug 2008Downstream Beer Wall116636
13.9 cm20 Aug 2008Downstream Beer Wall116636
13.2 cm19 Aug 2008Upstream Beer Wall116639
12.5 cm19 Aug 2008Upstream Beer Wall116639
12.4 cm19 Aug 2008Upstream Beer Wall116639
12 cm22 Aug 2008Upstream Beer Wall116642
12 cm20 Aug 2008Upstream Beer Wall116640

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
Upstream Beer Wall19 Aug 200822 Aug 20083
Downstream Beer Wall19 Aug 200822 Aug 20084

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

2008–2008

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 74 measured fish were spread across different length ranges.

Smallest
5.7 cm
Lower quarter
7 cm
Median
9.3 cm
Upper quarter
9.8 cm
Largest
20.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Sowy River

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

Ruffe

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 →