RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Worm Gill

Largest measured brown / sea trout: 24.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Worm Gill was 24.5 cm, recorded at 1859.00 PTC River Calder, Worm Gill on 13 August 2024.

Across 479 measured brown / sea trout, the median measured length was 6.6 cm.

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

See brown / sea trout records across England →

Most recent observation20 August 20251859.00 PTC River Calder, Worm Gill · 25 fish
Largest measured brown / sea trout
24.5 cm
Median length
6.6 cm
Fish measured
479
Survey locations
10

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
24.5 cm13 Aug 20241859.00 PTC River Calder, Worm Gill166275
16 cm20 Aug 20251859.00 PTC River Calder, Worm Gill178255
15.3 cm17 Aug 20221859.00 PTC River Calder, Worm Gill161548
14.4 cm17 Aug 20221856.50 DS ford, Worm Gill161540
14.2 cm17 Aug 20221856.50 DS ford, Worm Gill161540
14 cm18 Aug 20251856.50 DS ford, Worm Gill178199
14 cm13 Aug 20241859.00 PTC River Calder, Worm Gill166275
14 cm17 Aug 20221859.00 PTC River Calder, Worm Gill161548
13.6 cm6 Sept 20231856.50 DS ford, Worm Gill163445
13.5 cm13 Aug 20241859.00 PTC River Calder, Worm Gill166275

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
1859.00 PTC River Calder, Worm Gill11 Oct 199420 Aug 202515
1856.50 DS ford, Worm Gill22 Sept 200918 Aug 20258
1856.70 DS Ford, DS Existing site CPUE6 Sept 20235 Sept 20242
1859.10 PTC River Calder CPUE5 Sept 202313 Aug 20242
Habitat C11 Oct 200711 Oct 20071
Habitat B11 Oct 200711 Oct 20071
Habitat A11 Oct 200711 Oct 20071
1855.00 DS NWW Intake, Worm Gill11 Oct 199423 Sept 19983
1854.00 US NWW Intake, Worm Gill11 Oct 199423 Sept 19983
1856.00 at NY 097 103, Worm Gill11 Oct 19944 Sept 19983

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

1994–2025

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 479 measured fish were spread across different length ranges.

Smallest
4 cm
Lower quarter
5.7 cm
Median
6.6 cm
Upper quarter
9.5 cm
Largest
24.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Worm Gill

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 →