RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Douglas

Largest measured brown / sea trout: 36.4 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Douglas was 36.4 cm, recorded at Squirrel Lane on 21 June 2013.

Across 480 measured brown / sea trout, the median measured length was 11.9 cm.

Surveyors recorded weights for 4 brown / sea trout. The median was 3.7 oz (0.1055 kg) and the largest recorded weight was 14.6 oz (0.415 kg).

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

See brown / sea trout records across England →

Most recent observation1 July 2024Appley Bridge · 2 fish
Largest measured brown / sea trout
36.4 cm
Median length
11.9 cm
Fish measured
480
Survey locations
8

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
36.4 cm21 Jun 2013Squirrel Lane136512
31.5 cm28 May 1999Swallows Rise (Star Lane)114590
31 cm22 Aug 2023Upstream Pincroft Bridge163031
30 cm7 Jul 2022Appley Bridge161119
30 cm13 Jul 2000Upstream Pincroft Bridge90586
28.6 cm21 Jun 2013Squirrel Lane136512
28.5 cm12 Jul 2011Upstream Pincroft Bridge126913
28.3 cm17 Jun 2002Squirrel Lane72031
27.2 cm22 Jun 2005Upstream Pincroft Bridge87776
27.1 cm12 Jul 2011Upstream Pincroft Bridge126913

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
Appley Bridge7 Jul 20101 Jul 20247
Upstream Pincroft Bridge13 Jul 200022 Aug 20234
Squirrel Lane10 May 19997 Jul 20178
Near Rivington and Blackrod School29 Jun 201129 Jun 20111
Grimeford Bridge5 Jul 200424 Jul 20063
Swallows Rise (Star Lane)28 May 199927 Jun 20067
Horwich19 Jun 19954 Jul 20012
Appley Locks23 May 199523 May 19951

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

1995–2024

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 480 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
8.5 cm
Median
11.9 cm
Upper quarter
15.2 cm
Largest
36.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 4 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
1.8 oz (0.05 kg)
Lower quarter
2.1 oz (0.0582 kg)
Median
3.7 oz (0.1055 kg)
Upper quarter
7.6 oz (0.2162 kg)
Heaviest
14.6 oz (0.415 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Douglas

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

Roach Chub Gudgeon Dace European eel 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 →