RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Waskerley Beck

Largest measured brown / sea trout: 38.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the Waskerley Beck was 38.5 cm, recorded at Waskerley Beck at Demesne Park on 8 October 2024.

Across 955 measured brown / sea trout, the median measured length was 8.1 cm.

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

See brown / sea trout records across England →

Most recent observation18 August 2025Waskerley Beck at Demesne Park · 134 fish
Largest measured brown / sea trout
38.5 cm
Median length
8.1 cm
Fish measured
955
Survey locations
7

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
38.5 cm8 Oct 2024Waskerley Beck at Demesne Park168937
34.4 cm4 Oct 2023Waskerley Beck at Demesne Park164370
27.5 cm4 Oct 2023Waskerley Beck at Demesne Park164370
27.4 cm4 Oct 2023Waskerley Beck at Demesne Park164370
24.5 cm4 Oct 2023Waskerley Beck at Demesne Park164370
20.2 cm1 Sept 2016Waskerley Beck at Grouse Butts149290
20.2 cm1 Sept 2016Waskerley Beck at Grouse Butts149290
19.9 cm4 Oct 2023Waskerley Beck at Demesne Park164370
19.8 cm10 Jul 2017Waskerley Beck Downstream of Waskerley reservoir150807
19.6 cm25 Apr 2023Trod Beck at Lower Woolsingham162304

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
Waskerley Beck at Demesne Park21 Aug 199718 Aug 20257
Waskerley Beck at Bishop Oak18 Sept 19954 Oct 20233
Trod Beck at Lower Woolsingham25 Apr 202325 Apr 20231
Waskerley Beck at Lumley Ling1 Sept 201610 Jul 20172
Waskerley Beck at Grouse Butts1 Sept 201610 Jul 20172
Waskerley Beck Downstream of Waskerley reservoir1 Sept 201610 Jul 20172
Waskerly Beck at Tunstall Works4 Oct 20034 Oct 20031

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

1995–2025

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 955 measured fish were spread across different length ranges.

Smallest
3 cm
Lower quarter
6 cm
Median
8.1 cm
Upper quarter
11 cm
Largest
38.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Waskerley Beck

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

Bullhead European eel 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 →