RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Dearne

Largest measured brown / sea trout: 48.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Dearne was 48.6 cm, recorded at Haigh roundabout on 6 August 2025.

Across 579 measured brown / sea trout, the median measured length was 18 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 Dearne.

See brown / sea trout records across England →

Most recent observation17 June 2026Stairfoot · 2 fish
Largest measured brown / sea trout
48.6 cm
Median length
18 cm
Fish measured
579
Survey locations
22

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
48.6 cm6 Aug 2025Haigh roundabout177757
47.2 cm19 Jun 2017Haigh roundabout150659
46.7 cm6 Aug 2025Darton Scout Clubhouse177759
46.5 cm17 Jun 2024Stairfoot165211
46.2 cm20 Jun 2014meanders u/s Pastures Bridge141563
46 cm20 Jun 2016Stairfoot148272
45.6 cm18 Jun 2025Stairfoot176953
45.1 cm20 Jun 2011Darton Scout Clubhouse128686
45 cm6 Aug 2025Darton Scout Clubhouse177759
44.5 cm17 Jun 2024Stairfoot165211

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
Stairfoot25 Jul 200117 Jun 202617
Haigh roundabout14 Jul 19886 Aug 20258
Darton Scout Clubhouse19 Jun 20086 Aug 20253
meanders u/s Pastures Bridge4 Aug 200719 Jun 202510
Darfield (expanded 2016)26 Jul 201222 Jun 20174
Baraugh Bridge28 Sept 200719 Jun 20176
Upstream Denby Dale13 Jul 19887 Sept 20127
Scisset - (previously JS Auckland Spares)19 Aug 20057 Sept 20123
Pack Horse Bridge7 Sept 20127 Sept 20121
Downstream Denby Dale13 Jul 19887 Sept 20124
Darfield Fish Pass26 Jul 201226 Jul 20121
Downstream Broomhill bridge6 Aug 200321 Jun 20114
Old Moor upstream site14 Jul 199926 Jun 20063
Star Paper Mill Weir14 Jul 198816 Sept 20043
Downstream railway bridge (d/s control)19 Jul 199919 Jul 19991
Old Moor downstream site14 Jul 199914 Jul 19991
Park Mill13 Jul 19884 Aug 19943
Low Barugh14 Jul 19884 Aug 19942
Scissett, u/s dairy.17 Jan 199129 Jul 19943
Scissett, d/s dairy16 Jan 199129 Jul 19942
Upstream Clayton West STW16 Jan 199116 Jan 19911
Downstream Clayton West STW16 Jan 199116 Jan 19911

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

1988–2026

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 579 measured fish were spread across different length ranges.

Smallest
5.2 cm
Lower quarter
9.2 cm
Median
18 cm
Upper quarter
24.4 cm
Largest
48.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Dearne

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

3-spined stickleback Gudgeon Chub Roach Minnow Perch

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 →