RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the River Main Wolf

Largest measured atlantic salmon: 17.8 cm

The largest atlantic salmon measured in Environment Agency surveys of the River Main Wolf was 17.8 cm, recorded at Cookworthy Trap on 1 July 2021.

Across 1,511 measured atlantic salmon, the median measured length was 6.3 cm.

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

See atlantic salmon records across England →

Most recent observation16 September 2025Wolf Confluence · 4 fish
Largest measured atlantic salmon
17.8 cm
Median length
6.3 cm
Fish measured
1,511
Survey locations
14

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
17.8 cm1 Jul 2021Cookworthy Trap160597
16.8 cm24 Jun 2010Cookworthy Trap122565
16.6 cm12 Jul 2017Cookworthy Trap151252
15.1 cm22 Jun 2023Cookworthy Trap162576
14.9 cm22 Jun 2023Cookworthy Trap162576
14.9 cm14 Aug 2009Lower Cookworthy Farm118802
14.8 cm14 Aug 2009Lower Cookworthy Farm118802
14.6 cm21 Jun 2016Cookworthy Trap148681
14.2 cm25 Jun 2019Cookworthy Trap155119
13.9 cm12 Jul 2017Cookworthy Trap151252

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
Wolf Confluence23 Jul 199216 Sept 202530
Cookworthy Trap12 Aug 199330 Jun 202526
Rexon17 Jul 199215 Sept 202222
Lower Cookworthy Farm3 Sept 199214 Aug 200914
u/s Cookworthy Trap15 Jul 199220 Jun 200714
d/s Kellacott16 Jul 19921 Sept 200613
Broadwood27 Aug 199310 Aug 20005
d/s Slew Wood27 Aug 19938 Aug 20007
u/s Kellacott24 Jun 19961 Aug 19972
u/s Rexon6 Jun 199618 Jul 19972
u/s Slew Wood17 Jul 199717 Jul 19971
Steep Field12 Jun 199617 Jul 19972
Oxbow12 Jun 199617 Jul 19972
d/s Cookworthy Trap23 Jul 199223 Jul 19921

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

1992–2025

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 1,511 measured fish were spread across different length ranges.

Smallest
3.4 cm
Lower quarter
5.5 cm
Median
6.3 cm
Upper quarter
10.4 cm
Largest
17.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Wolf

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

Brown / sea trout Bullhead Minnow European eel Stone loach Brook lamprey

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 →