Brown / sea trout · Salmo trutta

Brown / sea trout in the River Washburn

Largest measured brown / sea trout: 36.1 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Washburn was 36.1 cm, recorded at Upstream Leathley Bridge (YW HMWB site 8) on 18 September 2008.

Across 1,272 measured brown / sea trout, the median measured length was 11.9 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 Washburn.

See brown / sea trout records across England →

Most recent observation17 September 2014Upstream of Fewston Reservoir · 22 fish

Largest measured brown / sea trout: 36.1 cm
Median length: 11.9 cm
Fish measured: 1,272
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.

Length	Survey date	Survey location	Survey ID
36.1 cm	18 Sept 2008	Upstream Leathley Bridge (YW HMWB site 8)	120099
35.5 cm	14 Aug 2003	D/s of Swinsty Reservoir	78363
35.4 cm	28 Sept 2009	Upstream Leathley Bridge (YW HMWB site 8)	120126
34.3 cm	6 Aug 2000	D/s of Swinsty Reservoir	110711
34.2 cm	29 Aug 2002	Leathley Bridge	73506
33.7 cm	23 Jul 1998	D/s of Swinsty Reservoir	110336
33.6 cm	29 Aug 2002	Leathley Bridge	73506
33.6 cm	25 Jul 2002	D/s of Swinsty Reservoir	73479
33.1 cm	28 Sept 2009	Upstream Leathley Bridge (YW HMWB site 8)	120126
33.1 cm	22 Jul 1998	Leathley Bridge	110319

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 surveyed	First recorded	Last recorded	Visits finding brown / sea trout
Upstream of Fewston Reservoir	27 Sept 1996	17 Sept 2014	10
Downstream Thruscross Reservoir	27 Sept 1996	17 Sept 2014	10
D/s of Swinsty Reservoir	27 Sept 1996	26 Aug 2014	9
Upstream Leathley Bridge (YW HMWB site 8)	18 Sept 2008	1 Sept 2011	3
Leathley Bridge	27 Sept 1996	28 Sept 2009	8

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

1996–2014

Survey records by year

Each bar shows how many survey visits recorded brown / sea trout that year.

496

497

398

499

400

201

402

403

004

005

006

207

108

209

210

111

012

013

314

Fish measured by surveyors

Measured length distribution

See how the 1,272 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 7.2 cm
Median: 11.9 cm
Upper quarter: 15.8 cm
Largest: 36.1 cm

0–99 mm

582

100–199 mm

514

200–299 mm

140

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Washburn

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

Stone loach Minnow Bullhead Perch Rainbow trout Gudgeon

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 →