RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Mells Stream

Largest measured brown / sea trout: 36.7 cm

The largest brown / sea trout measured in Environment Agency surveys of the Mells Stream was 36.7 cm, recorded at Old Down Wood on 18 July 2017.

Across 467 measured brown / sea trout, the median measured length was 18 cm.

Surveyors recorded weights for 159 brown / sea trout. The median was 3.5 oz (0.099 kg) and the largest recorded weight was 8.7 oz (0.248 kg).

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

See brown / sea trout records across England →

Most recent observation15 August 2024Old Down Wood · 59 fish
Largest measured brown / sea trout
36.7 cm
Median length
18 cm
Fish measured
467
Survey locations
3

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
36.7 cm18 Jul 2017Old Down Wood150960
34.5 cm18 Jul 2017Old Down Wood150960
32.1 cm15 Aug 2024Old Down Wood166672
31.8 cm18 Jul 2017Old Down Wood150960
31.7 cm15 Aug 2024Old Down Wood166672
29.4 cm26 Jul 2001Edford Woods (Se-01)20621
28.5 cm9 Aug 2001Coleford20541
28.1 cm15 Aug 2024Old Down Wood166672
28 cm15 Aug 2024Old Down Wood166672
27.8 cm26 Jul 2001Edford Woods (Se-01)20621

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
Old Down Wood18 Jul 201715 Aug 20242
Edford Woods (Se-01)26 Jul 200116 Jul 20243
Coleford9 Aug 20019 Aug 20011

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

2001–2024

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 467 measured fish were spread across different length ranges.

Smallest
4.5 cm
Lower quarter
13.9 cm
Median
18 cm
Upper quarter
21.4 cm
Largest
36.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 159 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0 oz (0.001 kg)
Lower quarter
1.8 oz (0.0515 kg)
Median
3.5 oz (0.099 kg)
Upper quarter
4.9 oz (0.139 kg)
Heaviest
8.7 oz (0.248 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Mells Stream

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

Bullhead

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 →