RiverFish

Atlantic salmon · Salmo salar

Atlantic salmon in the Birk Beck

Largest measured atlantic salmon: 17.1 cm

The largest atlantic salmon measured in Environment Agency surveys of the Birk Beck was 17.1 cm, recorded at Downstream Bretherdale Beck Nr Low Scales Farm on 24 August 2011.

Across 5,055 measured atlantic salmon, the median measured length was 6.2 cm.

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

See atlantic salmon records across England →

Most recent observation19 August 2025Scout Green, Birk Beck · 43 fish
Largest measured atlantic salmon
17.1 cm
Median length
6.2 cm
Fish measured
5,055
Survey locations
7

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
17.1 cm24 Aug 2011Downstream Bretherdale Beck Nr Low Scales Farm127553
16.5 cm8 Aug 1988Greenholme114846
16.5 cm8 Aug 1988Greenholme114846
16.5 cm8 Aug 1988Greenholme114846
16.2 cm24 Aug 2011Downstream Bretherdale Beck Nr Low Scales Farm127553
16.2 cm2 Aug 2010Downstream Bretherdale Beck Nr Low Scales Farm123217
16.1 cm24 Aug 2011Downstream Bretherdale Beck Nr Low Scales Farm127553
16.1 cm16 Oct 2006Downstream Bretherdale Beck Nr Low Scales Farm101874
16 cm5 Sept 2023Downstream Bretherdale Beck Nr Low Scales Farm163162
16 cm27 Aug 2013Scout Green, Birk Beck138542

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
Scout Green, Birk Beck13 Aug 198219 Aug 20258
Downstream Bretherdale Beck Nr Low Scales Farm23 Jun 19814 Jul 202426
Steps14 Jul 19812 Aug 20078
Shap Wells13 Aug 198222 Aug 19915
Sheperds Bridge21 Aug 199121 Aug 19911
Salterwath21 Aug 199121 Aug 19911
Greenholme8 Aug 198821 Aug 19914

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

1981–2025

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 5,055 measured fish were spread across different length ranges.

Smallest
3.6 cm
Lower quarter
5.5 cm
Median
6.2 cm
Upper quarter
7.8 cm
Largest
17.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Birk 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 →