RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the River Calder

Largest measured atlantic salmon: 13 cm

The largest atlantic salmon measured in Environment Agency surveys of the River Calder was 13 cm, recorded at B6430 Bridge, Catterall on 24 August 1999.

Across 24 measured atlantic salmon, the median measured length was 8.8 cm.

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

See atlantic salmon records across England →

Most recent observation18 July 2022B6430 Bridge, Catterall · 1 fish
Largest measured atlantic salmon
13 cm
Median length
8.8 cm
Fish measured
24
Survey locations
1

Individual EA measurements

Largest measured atlantic salmon

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
13 cm24 Aug 1999B6430 Bridge, Catterall114050
12.7 cm15 Jul 2010B6430 Bridge, Catterall122890
12.4 cm15 Jul 2010B6430 Bridge, Catterall122890
12.2 cm15 Jul 2010B6430 Bridge, Catterall122890
12 cm15 Jul 2010B6430 Bridge, Catterall122890
11.8 cm15 Jul 2010B6430 Bridge, Catterall122890
11.6 cm15 Jul 2010B6430 Bridge, Catterall122890
10.5 cm15 Jul 2010B6430 Bridge, Catterall122890
9.5 cm24 Aug 1999B6430 Bridge, Catterall114050
9.5 cm24 Aug 1999B6430 Bridge, Catterall114050

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

Explore the river

Where atlantic salmon were found

Each point marks a survey location with at least one atlantic salmon 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 atlantic salmon
B6430 Bridge, Catterall24 Aug 199918 Jul 20225

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

1999–2022

Survey records by year

Each bar shows how many survey visits recorded atlantic salmon that year.

Fish measured by surveyors

Measured length distribution

See how the 24 measured fish were spread across different length ranges.

Smallest
7 cm
Lower quarter
8 cm
Median
8.9 cm
Upper quarter
11.7 cm
Largest
13 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Calder

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

Brown / sea trout European eel

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 →