RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the Trelash Stream

Largest measured atlantic salmon: 11.2 cm

The largest atlantic salmon measured in Environment Agency surveys of the Trelash Stream was 11.2 cm, recorded at Trelash Stream on 8 July 2015.

Across 114 measured atlantic salmon, the median measured length was 4.8 cm.

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

See atlantic salmon records across England →

Most recent observation29 June 2021Trelash Stream · 67 fish
Largest measured atlantic salmon
11.2 cm
Median length
4.8 cm
Fish measured
114
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
11.2 cm8 Jul 2015Trelash Stream145374
10.7 cm29 Jun 2021Trelash Stream160697
10.7 cm1 Jul 2003Trelash Stream76520
10.4 cm8 Jul 2015Trelash Stream145374
10.3 cm8 Jul 2015Trelash Stream145374
10.2 cm29 Jun 2021Trelash Stream160697
10.2 cm8 Jul 2015Trelash Stream145374
10.1 cm1 Jul 2003Trelash Stream76520
10 cm1 Jul 2003Trelash Stream76520
9.8 cm29 Jun 2021Trelash Stream160697

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
Trelash Stream24 Jul 198429 Jun 20218

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

1984–2021

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 114 measured fish were spread across different length ranges.

Smallest
3.7 cm
Lower quarter
4.4 cm
Median
4.8 cm
Upper quarter
8.5 cm
Largest
11.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Trelash Stream

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

Brown / sea trout Bullhead Stone loach

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 →