Zander · Sander lucioperca

Zander in the River Ely Ouse

Largest measured zander: 77.8 cm

The largest zander measured in Environment Agency surveys of the River Ely Ouse was 77.8 cm, recorded at Queen Adelaide on 3 August 1993.

Across 621 measured zander, the median measured length was 13.5 cm.

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

See zander records across England →

Most recent observation10 October 2023Little Thetford · 15 fish

Largest measured zander: 77.8 cm
Median length: 13.5 cm
Fish measured: 621
Survey locations: 10

Individual EA measurements

Largest measured zander

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
77.8 cm	3 Aug 1993	Queen Adelaide	29948
73.8 cm	12 Aug 1996	Little Thetford	29956
70.3 cm	4 Sept 1990	Wissey Outfall	29944
67.8 cm	29 Aug 1996	Brandon Creek	29962
66.3 cm	4 Sept 1990	Wissey Outfall	29944
58.8 cm	3 Aug 1993	Queen Adelaide	29948
55.3 cm	4 Sept 1990	Wissey Outfall	29944
54.3 cm	4 Sept 1990	Wissey Outfall	29944
52.3 cm	26 Aug 1993	Branch Bridge	29949
51.3 cm	4 Sept 1990	Wissey Outfall	29944

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where zander were found

Each point marks a survey location with at least one zander 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 zander
Little Thetford	19 Sept 1990	10 Oct 2023	14
Sandhill Bridge	10 Sept 1990	19 Sept 2023	14
Ten Mile Bank	5 Sept 1990	9 Oct 2015	8
Wissey Outfall	4 Sept 1990	25 Sept 2006	5
Brandon Creek	27 Sept 1990	18 Sept 2006	5
Plantation House	13 Sept 1990	14 Sept 2006	5
Branch Bridge	18 Sept 1990	12 Sept 2006	5
Queen Adelaide	8 Oct 1987	11 Sept 2006	9
Ely High Bridge	7 Oct 1987	8 Sept 2006	6
Denver	26 Sept 1990	12 Sept 2005	4

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

1987–2023

Survey records by year

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

287

088

089

1090

091

092

1093

094

095

996

097

098

099

800

001

002

403

304

505

906

107

208

209

310

211

012

013

014

115

016

217

018

019

020

021

022

223

Fish measured by surveyors

Measured length distribution

See how the 621 measured fish were spread across different length ranges.

Smallest: 5.3 cm
Lower quarter: 10.3 cm
Median: 13.5 cm
Upper quarter: 22.3 cm
Largest: 77.8 cm

0–99 mm

151

100–199 mm

244

200–299 mm

177

300–399 mm

400–499 mm

500–599 mm

600–699 mm

700–799 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ely Ouse

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

Perch Roach Common bream Ruffe Pike 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 →