Brown / sea trout · Salmo trutta

Brown / sea trout in the Fisher Beck

Largest measured brown / sea trout: 15.4 cm

The largest brown / sea trout measured in Environment Agency surveys of the Fisher Beck was 15.4 cm, recorded at 1980.00 PTC Esk, Fisher Beck on 26 August 2025.

Across 100 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 Fisher Beck.

See brown / sea trout records across England →

Most recent observation26 August 20251980.00 PTC Esk, Fisher Beck · 32 fish

Largest measured brown / sea trout: 15.4 cm
Median length: 7.3 cm
Fish measured: 100
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.

Length	Survey date	Survey location	Survey ID
15.4 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
15.1 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
15 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
13.5 cm	8 Aug 2019	1980.00 PTC Esk, Fisher Beck	155135
11.9 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
11.9 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
11.8 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
9.9 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
9.6 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258
9.6 cm	26 Aug 2025	1980.00 PTC Esk, Fisher Beck	178258

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
1980.00 PTC Esk, Fisher Beck	29 Jul 1994	26 Aug 2025	5
1979.00 Cattle Grid, Fisher Beck	29 Jul 1994	29 Jul 1994	1

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.

294

095

096

097

098

099

000

001

002

003

004

005

006

107

008

009

010

011

012

113

014

015

016

017

018

119

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 100 measured fish were spread across different length ranges.

Smallest: 5.4 cm
Lower quarter: 6.6 cm
Median: 7.3 cm
Upper quarter: 8.4 cm
Largest: 15.4 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

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 →