Rudd · Scardinius erythrophthalmus

Rudd in the River Ouzel

Largest measured rudd: 29.8 cm

The largest rudd measured in Environment Agency surveys of the River Ouzel was 29.8 cm, recorded at M1 Road Bridge on 8 November 1990.

Across 5 measured rudd, the median measured length was 11.3 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 Ouzel.

See rudd records across England →

Most recent observation31 May 2016Leighton Buzzard · 1 fish

Largest measured rudd: 29.8 cm
Median length: 11.3 cm
Fish measured: 5
Survey locations: 5

Individual EA measurements

Largest measured rudd

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
29.8 cm	8 Nov 1990	M1 Road Bridge	29046
15 cm	29 Mar 1995	Caldecote Mill	65421
11.3 cm	23 May 2016	US Open University	148067
10.5 cm	23 Mar 2004	Leighton Buzzard	79495
7.5 cm	31 May 2016	Leighton Buzzard	148104

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

Explore the river

Where rudd were found

Each point marks a survey location with at least one rudd 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 rudd
Leighton Buzzard	23 Mar 2004	31 May 2016	2
US Open University	23 May 2016	23 May 2016	1
Manor Sports Field	22 Mar 2005	22 Mar 2005	1
Caldecote Mill	29 Mar 1995	29 Mar 1995	1
M1 Road Bridge	8 Nov 1990	8 Nov 1990	1

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

1990–2016

Survey records by year

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

190

091

092

093

094

195

096

097

098

099

000

001

002

003

104

105

006

007

008

009

010

011

012

013

014

015

216

Fish measured by surveyors

Measured length distribution

See how the 5 measured fish were spread across different length ranges.

Smallest: 7.5 cm
Lower quarter: 10.5 cm
Median: 11.3 cm
Upper quarter: 15 cm
Largest: 29.8 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 Ouzel

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

Gudgeon Perch Roach Dace Bullhead Minnow

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 →