RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Crosdale Beck

Largest measured brown / sea trout: 18.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the Crosdale Beck was 18.6 cm, recorded at Low Branthwaite, Crosdale Beck on 13 August 2019.

Across 464 measured brown / sea trout, the median measured length was 7.5 cm.

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

See brown / sea trout records across England →

Most recent observation12 August 2025Low Branthwaite, Crosdale Beck · 71 fish
Largest measured brown / sea trout
18.6 cm
Median length
7.5 cm
Fish measured
464
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.

LengthSurvey dateSurvey locationSurvey ID
18.6 cm13 Aug 2019Low Branthwaite, Crosdale Beck155239
18 cm14 Aug 1997Low Branthwaite, Crosdale Beck112492
16.3 cm17 Aug 2007Low Branthwaite, Crosdale Beck106381
16.2 cm17 Aug 2007Low Branthwaite, Crosdale Beck106381
16 cm17 Aug 2007Low Branthwaite, Crosdale Beck106381
15.2 cm16 Sept 2002Low Branthwaite, Crosdale Beck75024
15.1 cm16 Sept 2002Low Branthwaite, Crosdale Beck75024
14.8 cm12 Aug 2025Low Branthwaite, Crosdale Beck178477
14.5 cm12 Sept 1991u/s High Branthwaite115001
14.3 cm13 Aug 2019Low Branthwaite, Crosdale Beck155239

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
Low Branthwaite, Crosdale Beck10 Aug 198212 Aug 202512
u/s High Branthwaite12 Sept 199112 Sept 19911

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

1982–2025

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 464 measured fish were spread across different length ranges.

Smallest
3.6 cm
Lower quarter
6.7 cm
Median
7.5 cm
Upper quarter
8.5 cm
Largest
18.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Crosdale 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 →