RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Rydal Beck

Largest measured brown / sea trout: 14.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the Rydal Beck was 14.6 cm, recorded at 338.00 PTC River Rothay on 10 July 2025.

Across 22 measured brown / sea trout, the median measured length was 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 Rydal Beck.

See brown / sea trout records across England →

Most recent observation10 July 2025338.00 PTC River Rothay · 15 fish
Largest measured brown / sea trout
14.6 cm
Median length
8 cm
Fish measured
22
Survey locations
3

Individual EA measurements

Largest measured brown / sea trout

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

LengthSurvey dateSurvey locationSurvey ID
14.6 cm10 Jul 2025338.00 PTC River Rothay178133
14.4 cm10 Jul 2025338.00 PTC River Rothay178133
14 cm10 Jul 2025338.00 PTC River Rothay178133
13.8 cm10 Jul 2025338.00 PTC River Rothay178133
13.5 cm10 Jul 2025338.00 PTC River Rothay178133
9.4 cm12 Aug 2024338.01 Rydal Beck PTC Rothay CPUE166292
9.2 cm12 Aug 2024338.01 Rydal Beck PTC Rothay CPUE166292
8.9 cm10 Jul 2025338.00 PTC River Rothay178133
8.4 cm10 Jul 2025338.00 PTC River Rothay178133
8.1 cm10 Jul 2025338.00 PTC River Rothay178133

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

Explore the river

Where brown / sea trout were found

Each point marks a survey location with at least one brown / sea trout 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 brown / sea trout
338.00 PTC River Rothay26 Aug 199210 Jul 20256
338.01 Rydal Beck PTC Rothay CPUE11 Aug 202312 Aug 20242
US High Fall6 Oct 19924 Sept 19962

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

1992–2025

Survey records by year

Each bar shows how many survey visits recorded brown / sea trout that year.

Fish measured by surveyors

Measured length distribution

See how the 22 measured fish were spread across different length ranges.

Smallest
7.1 cm
Lower quarter
7.5 cm
Median
8 cm
Upper quarter
9.4 cm
Largest
14.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Rydal Beck

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

Atlantic salmon

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 →