RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Bure (upper)

Largest measured brown / sea trout: 55 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Bure (upper) was 55 cm, recorded at Itteringham Common on 12 May 2025.

Across 5,338 measured brown / sea trout, the median measured length was 16.3 cm.

Surveyors recorded weights for 159 brown / sea trout. The median was 1.1 oz (0.032 kg) and the largest recorded weight was 1 lb 5.8 oz (0.619 kg).

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

See brown / sea trout records across England →

Most recent observation17 October 2025Upstream Itteringham Bridge · 38 fish
Largest measured brown / sea trout
55 cm
Median length
16.3 cm
Fish measured
5,338
Survey locations
9

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
55 cm12 May 2025Itteringham Common177118
45.2 cm26 May 1998Downstream Ingworth Bridge16782
44.4 cm26 May 1998Downstream Ingworth Bridge16782
44 cm26 May 1998Downstream Ingworth Bridge16782
43.4 cm26 May 1998Downstream Ingworth Bridge16782
43 cm26 May 1998Downstream Ingworth Bridge16782
42.5 cm28 Apr 1988Itteringham Common16765
40.4 cm1 Jun 2022Park Farm161849
40 cm21 May 1998Park Farm16781
40 cm21 May 1998Park Farm16781

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
Upstream Itteringham Bridge26 Apr 198817 Oct 202518
Saxthorpe Post Office Lane8 May 20038 Sept 202514
Itteringham Common28 Apr 198812 May 202513
Park Farm28 Apr 19886 Jun 202310
Upstream Elmerdale Bridge25 Apr 198812 May 202210
Full Mill Ford22 Apr 20029 Oct 20062
West End Plantation6 May 20037 May 20042
Little London bridge22 Apr 200222 Apr 20021
Downstream Ingworth Bridge26 Apr 198826 May 19984

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

1988–2025

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 5,338 measured fish were spread across different length ranges.

Smallest
2.4 cm
Lower quarter
12.5 cm
Median
16.3 cm
Upper quarter
20.1 cm
Largest
55 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
0.4 oz (0.011 kg)
Lower quarter
0.8 oz (0.022 kg)
Median
1.1 oz (0.032 kg)
Upper quarter
3.1 oz (0.0865 kg)
Heaviest
1 lb 5.8 oz (0.619 kg)

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

More fish in this river

Explore the River Bure (upper)

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

Stone loach 3-spined stickleback Perch Brook lamprey European eel Roach

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 →