Brown / sea trout · Salmo trutta

Brown / sea trout in the Leigh Brook

Largest measured brown / sea trout: 34.4 cm

The largest brown / sea trout measured in Environment Agency surveys of the Leigh Brook was 34.4 cm, recorded at Hopton Court on 8 June 2016.

Across 302 measured brown / sea trout, the median measured length was 12.3 cm.

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

See brown / sea trout records across England →

Most recent observation2 July 2026Hopton Court · 21 fish

Largest measured brown / sea trout: 34.4 cm
Median length: 12.3 cm
Fish measured: 302
Survey locations: 4

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
34.4 cm	8 Jun 2016	Hopton Court	148165
33.3 cm	30 Jun 2010	Hopton Court	122718
32.6 cm	26 Apr 2005	Leigh	85522
32.3 cm	26 Apr 2005	Leigh	85522
31.5 cm	8 Jun 2016	Mousehole	148361
31.1 cm	22 Jul 2008	Hopton Court	112185
30.7 cm	26 Apr 2005	Hopton Court	85518
30.5 cm	26 Apr 2005	Hopton Court	85518
30.3 cm	8 Jun 2021	Hopton Court	159870
29.8 cm	2 Jul 2026	Hopton Court	182033

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
Hopton Court	7 May 1991	2 Jul 2026	13
Mousehole	8 Jun 2016	8 Jun 2016	1
Leigh	9 Jun 1993	26 Apr 2005	2
Batchelors Brook	10 Jul 1997	10 Jul 1997	1

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

1991–2026

Survey records by year

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

191

092

193

094

095

096

297

098

099

000

001

002

003

004

205

006

007

108

009

110

011

112

013

114

015

216

017

118

019

020

121

122

023

124

025

126

Fish measured by surveyors

Measured length distribution

See how the 302 measured fish were spread across different length ranges.

Smallest: 3.2 cm
Lower quarter: 6 cm
Median: 12.3 cm
Upper quarter: 17.8 cm
Largest: 34.4 cm

0–99 mm

139

100–199 mm

105

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Leigh Brook

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

Bullhead Minnow Stone loach European eel Atlantic salmon Dace

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 →