Atlantic salmon · Salmo salar

Atlantic salmon in the Keasden Beck

Largest measured atlantic salmon: 12.5 cm

The largest atlantic salmon measured in Environment Agency surveys of the Keasden Beck was 12.5 cm, recorded at Clapham Woods Farm on 17 July 1991.

Across 36 measured atlantic salmon, the median measured length was 7 cm.

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

See atlantic salmon records across England →

Most recent observation11 July 2019Clapham Hall Wood · 1 fish

Largest measured atlantic salmon: 12.5 cm
Median length: 7 cm
Fish measured: 36
Survey locations: 3

Individual EA measurements

Largest measured atlantic salmon

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
12.5 cm	17 Jul 1991	Clapham Woods Farm	115202
12.3 cm	13 Aug 2013	Clapham Hall Wood	137994
12 cm	11 Sept 1991	Turner Ford	115201
11.9 cm	11 Jul 2019	Clapham Hall Wood	154875
11.6 cm	1 Aug 2007	Clapham Hall Wood	106655
11.1 cm	13 Aug 2013	Clapham Hall Wood	137994
11 cm	13 Aug 2013	Clapham Hall Wood	137994
9.5 cm	2 Oct 1997	Clapham Hall Wood	112507
9.5 cm	11 Sept 1991	Turner Ford	115201
8 cm	2 Oct 1997	Clapham Hall Wood	112507

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where atlantic salmon were found

Each point marks a survey location with at least one atlantic salmon 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 atlantic salmon
Clapham Hall Wood	2 Oct 1997	11 Jul 2019	5
Turner Ford	11 Sept 1991	11 Sept 1991	1
Clapham Woods Farm	17 Jul 1991	17 Jul 1991	1

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

1991–2019

Survey records by year

Each bar shows how many survey visits recorded atlantic salmon that year.

291

092

093

094

095

096

197

098

099

000

001

002

003

004

005

006

107

008

009

010

011

012

113

014

015

116

017

018

119

Fish measured by surveyors

Measured length distribution

See how the 36 measured fish were spread across different length ranges.

Smallest: 5 cm
Lower quarter: 6.6 cm
Median: 7.1 cm
Upper quarter: 8.4 cm
Largest: 12.5 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Keasden Beck

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

Brown / sea trout European eel

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 →