RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Miller Beck

Largest measured brown / sea trout: 15.7 cm

The largest brown / sea trout measured in Environment Agency surveys of the Miller Beck was 15.7 cm, recorded at 358.20 Habitat Improvement Project on 1 September 2025.

Across 100 measured brown / sea trout, the median measured length was 7.3 cm.

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

See brown / sea trout records across England →

Most recent observation1 September 2025358.20 Habitat Improvement Project · 73 fish
Largest measured brown / sea trout
15.7 cm
Median length
7.3 cm
Fish measured
100
Survey locations
4

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
15.7 cm1 Sept 2025358.20 Habitat Improvement Project178432
15.4 cm1 Sept 2025358.20 Habitat Improvement Project178432
15.3 cm1 Sept 2025358.20 Habitat Improvement Project178432
15.2 cm1 Sept 2025358.20 Habitat Improvement Project178432
15.2 cm1 Sept 2025358.20 Habitat Improvement Project178432
14.4 cm1 Sept 2025358.20 Habitat Improvement Project178432
14.1 cm1 Sept 2025358.20 Habitat Improvement Project178432
14.1 cm1 Sept 2025358.20 Habitat Improvement Project178432
13.5 cm1 Sept 2025358.20 Habitat Improvement Project178432
13.2 cm1 Sept 2025358.20 Habitat Improvement Project178432

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
358.20 Habitat Improvement Project22 Jul 20021 Sept 20255
358.00 Upstream Miller Bridge5 Aug 199226 Jun 20145
358.80 Miller Beck (upper)28 Sept 200528 Sept 20051
358.60 Miller Beck (lower)28 Sept 200528 Sept 20051

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 brown / sea trout that year.

Fish measured by surveyors

Measured length distribution

See how the 100 measured fish were spread across different length ranges.

Smallest
4.9 cm
Lower quarter
6.6 cm
Median
7.3 cm
Upper quarter
8.8 cm
Largest
15.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Miller Beck

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

Atlantic salmon

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 →