Perch · Perca fluviatilis

Perch in the Market Weighton Canal

Largest measured perch: 38.7 cm

The largest perch measured in Environment Agency surveys of the Market Weighton Canal was 38.7 cm, recorded at Newport Village to M62 Bridge on 12 July 2013.

Across 299 measured perch, the median measured length was 11.8 cm.

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

See perch records across England →

Most recent observation26 September 2025Broomfleet · 3 fish

Largest measured perch: 38.7 cm
Median length: 11.8 cm
Fish measured: 299
Survey locations: 5

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
38.7 cm	12 Jul 2013	Newport Village to M62 Bridge	139677
34.2 cm	12 Jul 2013	Newport Village to M62 Bridge	139677
32.2 cm	25 Oct 2004	Upstream M62	83038
31.6 cm	25 Oct 2004	Broomfleet	83031
29 cm	25 Oct 2004	Broomfleet	83031
26.6 cm	25 Oct 2004	Broomfleet	83031
24.9 cm	25 Oct 2004	Broomfleet	83031
22.9 cm	25 Oct 2004	Upstream M62	83038
21.8 cm	25 Oct 2004	Broomfleet	83031
21.6 cm	25 Oct 2004	Broomfleet	83031

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
Broomfleet	25 Oct 2004	26 Sept 2025	3
Newport Village to M62 Bridge	12 Jul 2013	12 Jul 2013	1
Gauging Weir	22 Oct 2004	11 Jul 2013	2
Upstream M62	25 Oct 2004	25 Oct 2004	1
Upstream Foulness confluence	25 Oct 2004	25 Oct 2004	1

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

2004–2025

Survey records by year

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

404

005

006

007

008

009

010

011

012

313

014

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 299 measured fish were spread across different length ranges.

Smallest: 1.5 cm
Lower quarter: 9 cm
Median: 11.8 cm
Upper quarter: 13.4 cm
Largest: 38.7 cm

0–99 mm

100–199 mm

194

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Market Weighton Canal

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

3-spined stickleback Roach Pike European eel Bullhead Stone loach

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 →