Rudd · Scardinius erythrophthalmus

Rudd in the River Mimram

Largest measured rudd: 21.8 cm

The largest rudd measured in Environment Agency surveys of the River Mimram was 21.8 cm, recorded at Panshanger quarry on 21 September 2011.

Across 28 measured rudd, the median measured length was 9.9 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 Mimram.

See rudd records across England →

Most recent observation11 October 2018Panshanger quarry · 9 fish

Largest measured rudd: 21.8 cm
Median length: 9.9 cm
Fish measured: 28
Survey locations: 2

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
21.8 cm	21 Sept 2011	Panshanger quarry	128115
20.4 cm	21 Sept 2011	Panshanger quarry	128115
17.3 cm	21 Sept 2010	Panshanger quarry	123962
17 cm	21 Sept 2010	Panshanger quarry	123962
16.2 cm	4 Sept 2009	Panshanger quarry	118825
15.4 cm	26 Apr 2007	Panshanger quarry	105275
15 cm	21 Sept 2010	Panshanger quarry	123962
13.5 cm	21 Sept 2010	Panshanger quarry	123962
13 cm	21 Sept 2010	Panshanger quarry	123962
11.9 cm	11 Oct 2018	Panshanger quarry	153753

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
Panshanger quarry	26 Apr 2007	11 Oct 2018	6
Tewin Flyfishers	26 Sept 2013	26 Sept 2013	1

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

2007–2018

Survey records by year

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

207

008

109

110

111

012

113

014

015

016

017

118

Fish measured by surveyors

Measured length distribution

See how the 28 measured fish were spread across different length ranges.

Smallest: 5 cm
Lower quarter: 5.6 cm
Median: 9.9 cm
Upper quarter: 13.9 cm
Largest: 21.8 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 Mimram

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

Bullhead Brown / sea trout Stone loach 3-spined stickleback Minnow 10-spined stickleback

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 →