Perch · Perca fluviatilis

Perch in the River US Wissey

Largest measured perch: 25.8 cm

The largest perch measured in Environment Agency surveys of the River US Wissey was 25.8 cm, recorded at Watermill Farm on 21 February 1990.

Across 11 measured perch, the median measured length was 16.1 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 US Wissey.

See perch records across England →

Most recent observation23 April 2012Watermill Farm · 6 fish

Largest measured perch: 25.8 cm
Median length: 16.1 cm
Fish measured: 11
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
25.8 cm	21 Feb 1990	Watermill Farm	30194
23.3 cm	20 Jan 1993	Watermill Farm	30208
18.3 cm	20 Jan 1993	Watermill Farm	30208
17.5 cm	23 Apr 2012	Watermill Farm	131118
17.4 cm	23 Apr 2012	Watermill Farm	131118
16.1 cm	23 Apr 2012	Watermill Farm	131118
12.9 cm	23 Apr 2012	Watermill Farm	131118
12.7 cm	23 Apr 2012	Watermill Farm	131118
12.1 cm	23 Apr 2012	Watermill Farm	131118
8.8 cm	20 Jan 1993	Watermill Farm	30208

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
Watermill Farm	21 Feb 1990	23 Apr 2012	3
Hilborough Mill	16 Feb 2000	10 Apr 2007	2

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

1990–2012

Survey records by year

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

190

091

092

193

094

095

096

097

098

099

100

001

002

003

004

005

006

107

008

009

010

011

112

Fish measured by surveyors

Measured length distribution

See how the 11 measured fish were spread across different length ranges.

Smallest: 7.8 cm
Lower quarter: 12.4 cm
Median: 16.1 cm
Upper quarter: 17.9 cm
Largest: 25.8 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River US Wissey

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

Bullhead Brown / sea trout Dace Gudgeon Stone loach European eel

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 →