RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the Main river sites

Largest measured atlantic salmon: 25.8 cm

The largest atlantic salmon measured in Environment Agency surveys of the Main river sites was 25.8 cm, recorded at d/s Louds Mill on 14 August 2013.

Across 1,061 measured atlantic salmon, the median measured length was 9.3 cm.

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

See atlantic salmon records across England →

Most recent observation13 September 2023Lower Bockhampton · 3 fish
Largest measured atlantic salmon
25.8 cm
Median length
9.3 cm
Fish measured
1,061
Survey locations
25

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.

LengthSurvey dateSurvey locationSurvey ID
25.8 cm14 Aug 2013d/s Louds Mill138515
21.7 cm14 Aug 2013Upstream Martin River Island138512
19.4 cm12 Sept 2016Crockways149371
19.1 cm12 Sept 2016Crockways149371
18.9 cm12 Sept 2016Crockways149371
18.3 cm12 Sept 2016Crockway Farm149375
18.1 cm12 Sept 2016Crockways149371
18 cm9 Oct 2013Crockways139445
18 cm15 Sept 2010Upstream Woodsford WLMP124010
18 cm18 Oct 2006Muckleford102367

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 surveyedFirst recordedLast recordedVisits finding atlantic salmon
Lower Bockhampton13 Jul 200613 Sept 20233
Cruxton23 Aug 200513 Sept 20233
Crockways9 Sept 200912 Sept 20163
Crockway Farm9 Oct 201312 Sept 20162
Holmebridge6 Sept 200522 Oct 20153
Opposite Ambulance Station7 Oct 200913 Oct 20152
d/s Woodsford6 Sept 20054 Sept 20153
d/s Louds Mill15 Sept 200519 Aug 20154
Lewell Mill14 Sept 200518 Aug 20153
Ford at Moreton12 Sept 200518 Aug 20153
d/s Hangmans Weir15 Oct 201315 Oct 20131
Wrackleford Main Channel15 Oct 201315 Oct 20131
Muckleford d/s of bridge15 Oct 201315 Oct 20131
Upstream Martin River Island14 Aug 201314 Aug 20131
Upstream Woodsford WLMP15 Sept 201015 Sept 20101
Downstream Woodsford WLMP8 Sept 20108 Sept 20101
Muckleford18 Oct 200617 Sept 20092
Whitfield Farm (A37)2 Sept 20092 Sept 20091
Wrackleford18 Oct 200618 Oct 20061
ds Woodsford9 Aug 20069 Aug 20061
Upstream Woodsford9 Aug 20069 Aug 20061
Martins River Island13 Jul 200613 Jul 20061
Whitfield Farm7 Sept 20057 Sept 20051
Rushton Farm6 Sept 20056 Sept 20051
d/s East Stoke to u/s Swanage Railway Bridge14 Jun 200514 Jun 20051

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

2005–2023

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 1,061 measured fish were spread across different length ranges.

Smallest
6 cm
Lower quarter
8.5 cm
Median
9.3 cm
Upper quarter
10.2 cm
Largest
25.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Main river sites

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

Brown / sea trout European eel Minnow Bullhead Stone loach Grayling

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 →