Brown / sea trout · Salmo trutta

Brown / sea trout in the River Main West Looe

Largest measured brown / sea trout: 65 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Main West Looe was 65 cm, recorded at Gillhill Wood on 17 August 2009.

Across 2,173 measured brown / sea trout, the median measured length was 12.4 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 Main West Looe.

See brown / sea trout records across England →

Most recent observation8 August 2025Gillhill Wood · 54 fish

Largest measured brown / sea trout: 65 cm
Median length: 12.4 cm
Fish measured: 2,173
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.

Length	Survey date	Survey location	Survey ID
65 cm	17 Aug 2009	Gillhill Wood	118521
57.9 cm	4 Oct 1994	Sowdens Bridge	103914
56.7 cm	23 Jul 2014	Sowdens Bridge	141891
52.2 cm	29 Aug 2008	Sowdens Bridge	113652
51.6 cm	29 Aug 2008	Sowdens Bridge	113652
50 cm	22 Jul 2008	Gillhill Wood	112151
48.2 cm	11 Aug 2002	Gillhill Wood	72219
48.1 cm	23 Jul 2014	Sowdens Bridge	141891
47.6 cm	23 Jul 2014	Sowdens Bridge	141891
47.6 cm	13 Sept 2000	Gillhill Wood	103900

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
Gillhill Wood	30 Sept 1994	8 Aug 2025	24
Millcoombe Farm	8 Sept 1994	11 Aug 2014	5
Church Bridge	3 Oct 1994	1 Aug 2014	4
Sowdens Bridge	4 Oct 1994	23 Jul 2014	4
Scawn Mill	19 Aug 1994	23 Jul 2014	5
Mid Quarry Park	19 Aug 1994	9 Aug 2002	3

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

1994–2025

Survey records by year

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

694

095

096

097

098

099

400

001

602

103

104

105

106

107

508

109

110

111

112

113

514

115

116

117

118

119

020

021

122

123

124

125

Fish measured by surveyors

Measured length distribution

See how the 2,173 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 7.7 cm
Median: 12.4 cm
Upper quarter: 15.5 cm
Largest: 65 cm

0–99 mm

666

100–199 mm

1230

200–299 mm

153

300–399 mm

400–499 mm

500–599 mm

600–699 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main West Looe

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

Bullhead European eel Atlantic salmon Brook lamprey

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 →