RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Main River Waldon

Largest measured brown / sea trout: 30 cm

The largest brown / sea trout measured in Environment Agency surveys of the Main River Waldon was 30 cm, recorded at Sutcombe Mill (Te) on 6 July 2022.

Across 349 measured brown / sea trout, the median measured length was 16 cm.

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

See brown / sea trout records across England →

Most recent observation3 September 2024Instaple (Sp) · 15 fish
Largest measured brown / sea trout
30 cm
Median length
16 cm
Fish measured
349
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
30 cm6 Jul 2022Sutcombe Mill (Te)161172
28 cm1 Jul 2010Sutcombe Mill (Te)122564
27.8 cm6 Jul 2022Sutcombe Mill (Te)161172
27.4 cm8 Aug 2008Sutcombe Mill (Te)112447
27.2 cm21 Jul 2014Sutcombe Mill (Te)141765
27.1 cm21 Jul 2014Sutcombe Mill (Te)141765
27 cm24 Jul 2024Sutcombe Mill (Te)165820
26.9 cm1 Jul 2010Sutcombe Mill (Te)122564
26.9 cm11 Aug 2009Sutcombe Mill (Te)118329
26.3 cm14 Jul 2011Thornbury Bridge (Sp)126947

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
Instaple (Sp)11 Aug 19973 Sept 20246
Thornbury Bridge (Sp)18 Aug 199724 Jul 20246
Sutcombe Mill (Te)12 Aug 199724 Jul 202419
Honnacott (Sp)11 Aug 199718 Jul 20246
Upstream Waldon Bridge (Sp)*12 Aug 19971 Oct 20023
Henscott Bridge (Sp)*21 Aug 199727 Sept 20023

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

1997–2024

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 349 measured fish were spread across different length ranges.

Smallest
5.9 cm
Lower quarter
10.1 cm
Median
16 cm
Upper quarter
19.4 cm
Largest
30 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Main River Waldon

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

Bullhead Atlantic salmon Minnow Stone loach European eel Gudgeon

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 →