RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Swindale Beck (Lowther)

Largest measured brown / sea trout: 21 cm

The largest brown / sea trout measured in Environment Agency surveys of the Swindale Beck (Lowther) was 21 cm, recorded at Swindale Foot RRS Site 3 on 8 July 2026.

Across 91 measured brown / sea trout, the median measured length was 6.8 cm.

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

See brown / sea trout records across England →

Most recent observation8 July 2026Swindale Foot RRS Site 3 · 1 fish
Largest measured brown / sea trout
21 cm
Median length
6.8 cm
Fish measured
91
Survey locations
12

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
21 cm8 Jul 2026Swindale Foot RRS Site 3182059
16 cm26 Jul 20221092.10 Swindale Head NEW CHANNEL161561
15.5 cm18 Jul 20241093.20 US Footbridge CPUE166073
15.2 cm18 Jul 20241092.30 US Watergate. Swindale Beck166232
15 cm7 Sept 2022Swindale Foot RRS Site 2162042
14 cm18 Jul 20241092.30 US Watergate. Swindale Beck166232
14 cm26 Jul 20221094.00 Swindale Beck 100m US road bridge161559
13.8 cm18 Jul 20241092.30 US Watergate. Swindale Beck166232
13.6 cm26 Jul 20221092.10 Swindale Head NEW CHANNEL161561
13.5 cm18 Jul 20241092.10 Swindale Head NEW CHANNEL166231

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
Swindale Foot RRS Site 37 Sept 20228 Jul 20262
1093.20 US Footbridge CPUE17 Jul 202318 Jul 20242
1092.30 US Watergate. Swindale Beck7 Sept 201518 Jul 20243
1092.10 Swindale Head NEW CHANNEL26 Jul 202218 Jul 20242
Swindale Foot RRS Site 27 Sept 20227 Sept 20221
1092.40 Swindale RRS7 Sept 20227 Sept 20221
1094.00 Swindale Beck 100m US road bridge13 Jul 200926 Jul 20225
1092.00 Swindale Beck21 Aug 200317 Aug 20166
1093.50 Swindale Beck, 50m DS wall LHB10 Sept 200717 Sept 20152
1091.50 US Footbridge, Swindale Beck7 Sept 20157 Sept 20151
1093.00 Swindale Beck, nr Truss Gap10 Sept 20077 Aug 20153
1092.70 Swindale Beck, 600m US Truss Gap10 Sept 20077 Aug 20152

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

2003–2026

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 91 measured fish were spread across different length ranges.

Smallest
4.3 cm
Lower quarter
6.2 cm
Median
6.8 cm
Upper quarter
7.6 cm
Largest
21 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Swindale Beck (Lowther)

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

Atlantic salmon European eel

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 →