RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Asker

Largest measured brown / sea trout: 37.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Asker was 37.5 cm, recorded at Jessops on 20 October 2011.

Across 348 measured brown / sea trout, the median measured length was 18.4 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 Asker.

See brown / sea trout records across England →

Most recent observation4 September 2019Yondover · 17 fish
Largest measured brown / sea trout
37.5 cm
Median length
18.4 cm
Fish measured
348
Survey locations
6

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
37.5 cm20 Oct 2011Jessops129006
34.1 cm4 Sept 2019Spray Copse Farm155279
33.6 cm23 Oct 2014Jessops143720
33.3 cm24 Oct 2012Jessops134420
29.8 cm21 Oct 2011Confluence129001
29.5 cm23 Oct 2014d/s Loders weir143718
29.1 cm23 Oct 2014Jessops143720
29 cm23 Oct 2014d/s Loders weir143718
29 cm25 Oct 2012Confluence134428
28.6 cm20 Oct 2011Jessops129006

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
Yondover4 Sept 20194 Sept 20191
Spray Copse Farm4 Sept 20194 Sept 20191
d/s Loders weir21 Oct 201123 Oct 20143
Jessops20 Oct 201123 Oct 20143
Confluence21 Oct 201125 Oct 20122
Askerwell Asker25 Apr 200425 Apr 20041

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

2004–2019

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 348 measured fish were spread across different length ranges.

Smallest
6 cm
Lower quarter
12.2 cm
Median
18.4 cm
Upper quarter
22.4 cm
Largest
37.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Asker

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

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 →