RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Len

Largest measured brown / sea trout: 34 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Len was 34 cm, recorded at Leeds Castle Upstream on 8 October 2009.

Across 62 measured brown / sea trout, the median measured length was 18.8 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 Len.

See brown / sea trout records across England →

Most recent observation1 September 2017Thurnham Mill · 2 fish
Largest measured brown / sea trout
34 cm
Median length
18.8 cm
Fish measured
62
Survey locations
3

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
34 cm8 Oct 2009Leeds Castle Upstream120336
33.2 cm8 Oct 2009Leeds Castle Upstream120336
31 cm19 Apr 2011Chegworth126911
30.4 cm16 Sept 2004Chegworth82960
28.9 cm8 Oct 2009Leeds Castle Upstream120336
26.9 cm16 Sept 2004Chegworth82960
25.9 cm16 Sept 2004Chegworth82960
25.8 cm19 Apr 2011Chegworth126911
24.9 cm19 Apr 2011Chegworth126911
24.4 cm8 Oct 2009Leeds Castle Upstream120336

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
Thurnham Mill1 Sept 20171 Sept 20171
Chegworth16 Sept 200419 Apr 20112
Leeds Castle Upstream8 Oct 20098 Oct 20091

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

2004–2017

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 62 measured fish were spread across different length ranges.

Smallest
9.3 cm
Lower quarter
11.2 cm
Median
18.8 cm
Upper quarter
22.7 cm
Largest
34 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Len

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

European eel Gudgeon Perch Pike Roach Common bream

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 →