RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the River Duddon

Largest measured atlantic salmon: 14.9 cm

The largest atlantic salmon measured in Environment Agency surveys of the River Duddon was 14.9 cm, recorded at 701.99 US Stonestar CPUE on 23 August 2023.

Across 540 measured atlantic salmon, the median measured length was 6 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 Duddon.

See atlantic salmon records across England →

Most recent observation24 September 2024705.10 US Hall Dunnerdale Bridge CPUE · 64 fish
Largest measured atlantic salmon
14.9 cm
Median length
6 cm
Fish measured
540
Survey locations
14

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
14.9 cm23 Aug 2023701.99 US Stonestar CPUE163067
13 cm14 Aug 2024708.30 DS Birks Bridge CPUE166897
12.5 cm24 Sept 2024705.00 Hall Dunnerdale Bridge167307
12.2 cm5 Sept 2024703.99 PTC Crosby Gill CPUE166894
12 cm31 Jul 2024702.90 DS Ulpha Bridge CPUE166893
11.9 cm23 Aug 2023701.20 DS Duddon Bridge CPUE163065
11.5 cm24 Sept 2024705.00 Hall Dunnerdale Bridge167307
11.5 cm24 Sept 2024705.00 Hall Dunnerdale Bridge167307
11.5 cm24 Sept 2024705.10 US Hall Dunnerdale Bridge CPUE167308
11.5 cm23 Aug 2023701.20 DS Duddon Bridge CPUE163065

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
705.10 US Hall Dunnerdale Bridge CPUE17 Aug 202324 Sept 20242
705.00 Hall Dunnerdale Bridge24 Aug 199324 Sept 202412
703.99 PTC Crosby Gill CPUE7 Jul 20235 Sept 20242
708.30 DS Birks Bridge CPUE6 Jul 202314 Aug 20242
707.20 US Hinning House CPUE6 Jul 202314 Aug 20242
701.20 DS Duddon Bridge CPUE23 Aug 20232 Aug 20242
702.90 DS Ulpha Bridge CPUE7 Jul 202331 Jul 20242
701.99 US Stonestar CPUE23 Aug 202331 Jul 20242
705.50 PTC Tarn Gill CPUE6 Jul 202329 Jul 20242
708.00 PTC Castle Howe15 Aug 200622 Aug 20113
701.00 Duddon Bridge9 Sept 199312 Aug 20052
704.00 PTC Crosby Gill8 Sept 199311 Aug 20052
703.00 Ulpha Bridge9 Sept 199311 Aug 20052
702.00 Upstream Stone Star9 Sept 199311 Aug 20052

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

1993–2024

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 540 measured fish were spread across different length ranges.

Smallest
3.7 cm
Lower quarter
5.5 cm
Median
6 cm
Upper quarter
6.8 cm
Largest
14.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Duddon

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 →