RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the River Main Stannon

Largest measured atlantic salmon: 14.3 cm

The largest atlantic salmon measured in Environment Agency surveys of the River Main Stannon was 14.3 cm, recorded at u/s Allens Ford on 20 July 2011.

Across 196 measured atlantic salmon, the median measured length was 6.3 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 Main Stannon.

See atlantic salmon records across England →

Most recent observation9 August 2023Stannon · 2 fish
Largest measured atlantic salmon
14.3 cm
Median length
6.3 cm
Fish measured
196
Survey locations
4

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
14.3 cm20 Jul 2011u/s Allens Ford127059
12.8 cm25 Jul 2018Stannon152980
12.5 cm30 Sept 2003Dragons Teeth77790
12.5 cm30 Sept 2003Dragons Teeth77790
12.5 cm30 Sept 2003Dragons Teeth77790
12.3 cm25 Jul 2011Stannon127190
12.3 cm20 Jul 2011u/s Allens Ford127059
12.3 cm30 Sept 2003Dragons Teeth77790
12 cm2 Sept 2005u/s Allens Ford86815
11.9 cm20 Jul 2011u/s Allens Ford127059

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
Stannon15 Jul 19859 Aug 202311
u/s Allens Ford10 Jun 199120 Jul 20118
Dragons Teeth11 Sept 200230 Sept 20032
d/s Allens Ford10 Jun 199410 Jun 19941

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

1985–2023

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 196 measured fish were spread across different length ranges.

Smallest
4 cm
Lower quarter
5.4 cm
Median
6.4 cm
Upper quarter
10.5 cm
Largest
14.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Stannon

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

Brown / sea trout European eel 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 →