RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Molesey - Teddington

Largest measured brown / sea trout: 55.4 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Molesey - Teddington was 55.4 cm, recorded at Molesey Weir Pool on 8 September 2014.

Across 12 measured brown / sea trout, the median measured length was 39.6 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 Molesey - Teddington.

See brown / sea trout records across England →

Most recent observation31 July 2025Molesey Weir Pool · 3 fish
Largest measured brown / sea trout
55.4 cm
Median length
39.6 cm
Fish measured
12
Survey locations
2

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
55.4 cm8 Sept 2014Molesey Weir Pool142626
49 cm31 Jul 2025Molesey Weir Pool178544
48.2 cm8 Sept 2014Molesey Weir Pool142626
45.8 cm16 Sept 2019Molesey Weir Pool155750
41.5 cm31 Jul 2025Molesey Weir Pool178544
40.5 cm16 Sept 2009Molesey Weir Pool119028
38.7 cm23 Jul 2024Molesey Weir Pool165847
38.3 cm31 Jul 2025Molesey Weir Pool178544
37 cm10 Sept 2013Molesey Weir Pool138597
29.7 cm10 Sept 2013Molesey Weir Pool138597

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
Molesey Weir Pool16 Sept 200931 Jul 20257
Molesey - Thames Ditton Island, Upper Main Channel19 Sept 200219 Sept 20021

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

2002–2025

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 12 measured fish were spread across different length ranges.

Smallest
22.5 cm
Lower quarter
35.2 cm
Median
39.6 cm
Upper quarter
46.4 cm
Largest
55.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Molesey - Teddington

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

Roach Perch Chub Pike Dace Bleak

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 →