RiverFish

Rudd · Scardinius erythrophthalmus

Rudd in the River Alde (Main Reaches)

Largest measured rudd: 19.9 cm

The largest rudd measured in Environment Agency surveys of the River Alde (Main Reaches) was 19.9 cm, recorded at Upstream Langham Bridge on 4 August 1994.

Across 17 measured rudd, the median measured length was 13.1 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 Alde (Main Reaches).

See rudd records across England →

Most recent observation5 July 2016Upstream Farnham Bridge · 2 fish
Largest measured rudd
19.9 cm
Median length
13.1 cm
Fish measured
17
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.

LengthSurvey dateSurvey locationSurvey ID
19.9 cm4 Aug 1994Upstream Langham Bridge4046
16 cm4 Aug 1994Upstream Langham Bridge4046
16 cm4 Aug 1994Upstream Langham Bridge4046
15.2 cm26 Jun 1995Upstream Farnham Bridge4048
15.1 cm25 Mar 2003Upstream Langham Bridge79271
15.1 cm26 Jun 1995Upstream Farnham Bridge4048
14.3 cm5 Jul 2016Upstream Farnham Bridge148925
14 cm19 Jun 1995Upstream Langham Bridge4051
13.1 cm14 Jul 2010Upstream Langham Bridge122774
12.7 cm5 Jul 2016Upstream Farnham Bridge148925

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 surveyedFirst recordedLast recordedVisits finding rudd
Upstream Farnham Bridge13 Jun 19915 Jul 20163
Upstream Langham Bridge4 Aug 199414 Jul 20104

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

1991–2016

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 17 measured fish were spread across different length ranges.

Smallest
9.2 cm
Lower quarter
11.6 cm
Median
13.1 cm
Upper quarter
15.1 cm
Largest
19.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Alde (Main Reaches)

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

European eel Dace Roach Stone loach 3-spined stickleback Flounder

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 →