Perch · Perca fluviatilis

Perch in the River Burwell Lode

Largest measured perch: 34.8 cm

The largest perch measured in Environment Agency surveys of the River Burwell Lode was 34.8 cm, recorded at Upware on 22 April 1998.

Across 946 measured perch, the median measured length was 8.8 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 Burwell Lode.

See perch records across England →

Most recent observation9 June 2026Burwell · 38 fish

Largest measured perch: 34.8 cm
Median length: 8.8 cm
Fish measured: 946
Survey locations: 3

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
34.8 cm	22 Apr 1998	Upware	29344
33.3 cm	16 Apr 1998	Burwell	29342
31.8 cm	22 Apr 1998	Upware	29344
30.3 cm	22 Apr 1998	Upware	29344
29.3 cm	27 Oct 1987	Cock-Up Bridge	29334
28.8 cm	16 Apr 1993	Cock-Up Bridge	29340
25.8 cm	27 Oct 1987	Cock-Up Bridge	29334
24.8 cm	22 Oct 1990	Upware	29338
21.8 cm	22 Apr 1998	Upware	29344
19.8 cm	18 Oct 1990	Cock-Up Bridge	29337

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
Burwell	4 Oct 1984	9 Jun 2026	9
Upware	8 Oct 1984	11 Jun 2014	8
Cock-Up Bridge	5 Oct 1984	3 Jun 2014	8

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

1984–2026

Survey records by year

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

384

085

086

387

088

089

390

091

092

393

094

095

096

097

398

099

000

001

002

303

004

005

006

007

008

009

310

011

012

013

314

015

016

017

018

019

020

021

022

023

024

025

126

Fish measured by surveyors

Measured length distribution

See how the 946 measured fish were spread across different length ranges.

Smallest: 4.8 cm
Lower quarter: 7.3 cm
Median: 8.8 cm
Upper quarter: 9.8 cm
Largest: 34.8 cm

0–99 mm

733

100–199 mm

204

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Burwell Lode

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

Pike Roach Bitterling Common bream Gudgeon Silver bream

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 →