Brown / sea trout · Salmo trutta

Brown / sea trout in the Greylake Stream

Largest measured brown / sea trout: 28.2 cm

The largest brown / sea trout measured in Environment Agency surveys of the Greylake Stream was 28.2 cm, recorded at St. Leonards on 16 August 2023.

Across 1,205 measured brown / sea trout, the median measured length was 7.3 cm.

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

See brown / sea trout records across England →

Most recent observation29 June 2026Outgrounds · 40 fish

Largest measured brown / sea trout: 28.2 cm
Median length: 7.3 cm
Fish measured: 1,205
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.

Length	Survey date	Survey location	Survey ID
28.2 cm	16 Aug 2023	St. Leonards	163052
27.3 cm	14 Jul 2009	Outgrounds	117837
27.1 cm	4 Jul 2013	Outgrounds	137001
25.8 cm	20 Aug 2002	Outgrounds	72602
25.3 cm	4 Jul 2013	Outgrounds	137001
24.7 cm	18 Aug 2003	Outgrounds	76957
24.2 cm	2 Jul 2015	Outgrounds	145258
24.1 cm	20 Aug 2002	Outgrounds	72602
24.1 cm	20 Aug 2002	Outgrounds	72602
24 cm	20 Aug 2002	Outgrounds	72602

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
Outgrounds	15 Jul 1980	29 Jun 2026	30
St. Leonards	18 Jul 1985	16 Aug 2023	10
Longcarne	14 Jul 1980	3 Aug 2006	8

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

1980–2026

Survey records by year

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

280

081

082

083

084

385

086

087

388

189

190

391

092

093

394

095

096

397

098

099

300

001

102

103

104

105

306

107

108

109

110

211

012

113

014

115

016

217

118

119

020

121

122

223

124

125

126

Fish measured by surveyors

Measured length distribution

See how the 1,205 measured fish were spread across different length ranges.

Smallest: 2.9 cm
Lower quarter: 5.9 cm
Median: 7.3 cm
Upper quarter: 12.2 cm
Largest: 28.2 cm

0–99 mm

739

100–199 mm

428

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Greylake Stream

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

Atlantic salmon European eel Bullhead

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 →