Brown / sea trout · Salmo trutta

Brown / sea trout in the Stonethwaite Beck

Largest measured brown / sea trout: 6.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the Stonethwaite Beck was 6.5 cm, recorded at 1542.00 Rosthwaite, Stonethwaite Beck on 6 July 2023.

Across 4 measured brown / sea trout, the median measured length was 6.4 cm.

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

See brown / sea trout records across England →

Most recent observation6 July 20231542.00 Rosthwaite, Stonethwaite Beck · 4 fish

Largest measured brown / sea trout: 6.5 cm
Median length: 6.4 cm
Fish measured: 4
Survey locations: 2

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.

Length	Survey date	Survey location	Survey ID
6.5 cm	6 Jul 2023	1542.00 Rosthwaite, Stonethwaite Beck	162706
6.4 cm	6 Jul 2023	1542.00 Rosthwaite, Stonethwaite Beck	162706
6.4 cm	6 Jul 2023	1542.00 Rosthwaite, Stonethwaite Beck	162706
6.4 cm	6 Jul 2023	1542.00 Rosthwaite, Stonethwaite Beck	162706

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 surveyed	First recorded	Last recorded	Visits finding brown / sea trout
1542.00 Rosthwaite, Stonethwaite Beck	25 Jul 2002	6 Jul 2023	4
1540.70 Stonethwaite Beck	26 Aug 2010	13 Sept 2016	3

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

2002–2023

Survey records by year

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

102

003

004

005

006

107

008

009

110

011

012

013

214

015

116

017

018

019

020

021

022

123

Fish measured by surveyors

Measured length distribution

See how the 4 measured fish were spread across different length ranges.

Smallest: 6.4 cm
Lower quarter: 6.4 cm
Median: 6.4 cm
Upper quarter: 6.4 cm
Largest: 6.5 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Stonethwaite 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 →