RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Muker Beck

Largest measured brown / sea trout: 34.4 cm

The largest brown / sea trout measured in Environment Agency surveys of the Muker Beck was 34.4 cm, recorded at Straw Beck West of Muker on 24 August 2004.

Across 820 measured brown / sea trout, the median measured length was 9.2 cm.

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

See brown / sea trout records across England →

Most recent observation4 September 2024Straw Beck West of Muker · 9 fish
Largest measured brown / sea trout
34.4 cm
Median length
9.2 cm
Fish measured
820
Survey locations
5

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
34.4 cm24 Aug 2004Straw Beck West of Muker81945
32.3 cm22 Sept 2014Straw Beck West of Muker142945
32 cm24 Aug 2004Straw Beck West of Muker81945
30.6 cm5 Sept 2007Straw Beck West of Muker106676
28.9 cm6 Jun 2005Thwaite Beck at Thwaite Bridge84740
28.4 cm24 Aug 2004Straw Beck West of Muker81945
28 cm1 Aug 2016Thwaite Beck at Thwaite Bridge148892
27.2 cm9 Jun 2010Thwaite Beck at Thwaite Bridge122919
27.2 cm6 Jun 2005Thwaite Beck at Thwaite Bridge84740
26.9 cm5 Sept 2007Straw Beck West of Muker106676

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
Straw Beck West of Muker29 Aug 20024 Sept 202416
Cliffe Beck nr Scar Houses7 Jun 200520 Sept 20224
Thwaite Beck at Thwaite Bridge6 Jun 200514 Sept 20224
Skeb Skeugh nr Thorns Farm6 Jun 200512 Sept 20224
Skeb Skeugh nr Thwaite7 Jun 20057 Jun 20051

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

2002–2024

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 820 measured fish were spread across different length ranges.

Smallest
2.7 cm
Lower quarter
7.8 cm
Median
9.2 cm
Upper quarter
14.6 cm
Largest
34.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Muker Beck

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

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 →