RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Hope Beck, River Cocker

Largest measured brown / sea trout: 17.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the Hope Beck, River Cocker was 17.6 cm, recorded at 1637.20 Hope Beck, River Cocker on 17 September 2024.

Across 372 measured brown / sea trout, the median measured length was 6.8 cm.

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

See brown / sea trout records across England →

Most recent observation6 September 20251637.20 Hope Beck, River Cocker · 88 fish
Largest measured brown / sea trout
17.6 cm
Median length
6.8 cm
Fish measured
372
Survey locations
6

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.

LengthSurvey dateSurvey locationSurvey ID
17.6 cm17 Sept 20241637.20 Hope Beck, River Cocker167149
16.6 cm14 Jul 20231637.20 Hope Beck, River Cocker162700
15.8 cm11 Jul 20191637.50 DS Hope Beck hamlet, Hope Beck154892
14.5 cm11 Jul 20191637.50 DS Hope Beck hamlet, Hope Beck154892
13.7 cm6 Sept 20251637.20 Hope Beck, River Cocker178423
13.5 cm11 Jul 20191637.50 DS Hope Beck hamlet, Hope Beck154892
13.3 cm6 Sept 20251637.20 Hope Beck, River Cocker178423
13.2 cm7 Sept 20211637.20 Hope Beck, River Cocker160343
13.1 cm14 Jul 20231637.20 Hope Beck, River Cocker162700
12.6 cm11 Jul 20191637.70 Midway between bridges, Hope Beck154891

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 surveyedFirst recordedLast recordedVisits finding brown / sea trout
1637.20 Hope Beck, River Cocker18 Jul 20066 Sept 20258
1638.10 US Cocker confluence, Hope Beck11 Jul 201911 Jul 20191
1638.05 DS main road, Hope Beck11 Jul 201911 Jul 20191
1637.80 US main road bridge, Hope Beck11 Jul 201911 Jul 20191
1637.70 Midway between bridges, Hope Beck11 Jul 201911 Jul 20191
1637.50 DS Hope Beck hamlet, Hope Beck11 Jul 201911 Jul 20191

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

2006–2025

Survey records by year

Each bar shows how many survey visits recorded brown / sea trout that year.

Fish measured by surveyors

Measured length distribution

See how the 372 measured fish were spread across different length ranges.

Smallest
4.5 cm
Lower quarter
6.2 cm
Median
6.8 cm
Upper quarter
7.9 cm
Largest
17.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Hope Beck, River Cocker

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

Atlantic salmon 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 →