Perch · Perca fluviatilis

Perch in the Kings Dyke

Largest measured perch: 28.8 cm

The largest perch measured in Environment Agency surveys of the Kings Dyke was 28.8 cm, recorded at Fields End Bridge on 14 May 1999.

Across 465 measured perch, the median measured length was 8.5 cm.

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

See perch records across England →

Most recent observation28 October 2025Horsey Toll · 46 fish

Largest measured perch: 28.8 cm
Median length: 8.5 cm
Fish measured: 465
Survey locations: 4

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
28.8 cm	14 May 1999	Fields End Bridge	29585
25.3 cm	28 Oct 2025	Horsey Toll	179574
23.3 cm	23 Jun 1994	Whittlesey	29582
22.8 cm	23 Jun 1994	Whittlesey	29582
22.3 cm	17 May 1999	Whittlesey	29586
21.6 cm	14 Oct 2025	Whittlesey	179369
21.3 cm	17 May 1999	Whittlesey	29586
21.3 cm	15 May 1987	Fields End Bridge	29569
20 cm	28 Oct 2025	Horsey Toll	179574
17.8 cm	23 Jun 1994	Whittlesey	29582

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
Horsey Toll	11 May 1987	28 Oct 2025	7
Whittlesey	13 May 1987	14 Oct 2025	10
Fields End Bridge	15 May 1987	14 May 1999	5
Ashline Lock	14 May 1987	22 Jun 1994	4

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

1987–2025

Survey records by year

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

487

088

089

490

491

092

093

494

095

096

097

098

399

000

001

002

003

004

005

206

007

008

009

010

111

012

013

014

015

016

117

018

019

020

021

022

123

024

225

Fish measured by surveyors

Measured length distribution

See how the 465 measured fish were spread across different length ranges.

Smallest: 4.2 cm
Lower quarter: 7.8 cm
Median: 8.5 cm
Upper quarter: 10.6 cm
Largest: 28.8 cm

0–99 mm

323

100–199 mm

133

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Kings Dyke

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

Pike Roach Common bream Silver bream Bleak 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 →