RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Coquet

Largest measured brown / sea trout: 30 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Coquet was 30 cm, recorded at River Coquet at Pauperhaugh - Eel site on 4 July 2022.

Across 2,812 measured brown / sea trout, the median measured length was 9.2 cm.

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

See brown / sea trout records across England →

Most recent observation15 June 2026Hazon Burn - Eel Site · 87 fish
Largest measured brown / sea trout
30 cm
Median length
9.2 cm
Fish measured
2,812
Survey locations
15

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 cm4 Jul 2022River Coquet at Pauperhaugh - Eel site161694
28.3 cm28 Jul 2022River Coquet at High Weldon - Eel site161701
27.9 cm20 Jun 2024Hazon Burn - Eel Site165352
27.8 cm29 Jun 2021Todd Burn near Ghyllhaugh - Eel Site160561
25.3 cm20 Jun 2024Hazon Burn - Eel Site165352
23.8 cm24 Jul 2010Hazon Burn - Eel Site125125
21.4 cm8 Jul 2010River Coquet at Bygate Dam - Eel Site125868
21.2 cm24 Jul 2010Swarland Burn - Eel Site125867
20.7 cm24 Jul 2010Swarland Burn - Eel Site125867
20.6 cm20 Jun 2024Hazon Burn - Eel Site165352

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
Hazon Burn - Eel Site24 Jul 201015 Jun 20265
Thirston Burn - Eel site28 Jun 202111 Jun 20263
Wreigh Burn at Thropton - Eel Site19 Jul 201010 Jun 20265
Swarland Bridge10 Jun 202610 Jun 20261
Todd Burn near Ghyllhaugh - Eel Site29 Jun 20219 Jun 20264
Longdike Burn - Eel Site24 Jul 20109 Jun 20265
Forest Burn - Eel Site24 Jul 20108 Jun 20264
Debdon Burn - Eel Site24 Jul 20108 Jun 20265
River Coquet at High Weldon - Eel site28 Jul 202228 Jul 20221
River Coquet at Pauperhaugh - Eel site4 Jul 20224 Jul 20221
Swarland Burn - Eel Site24 Jul 201024 Jul 20101
Black Burn - Eel Site24 Jul 201024 Jul 20101
River Alwin - Eel Site23 Jul 201023 Jul 20101
Grasslees Burn at Picnic Site - Eel Site23 Jul 201023 Jul 20101
River Coquet at Bygate Dam - Eel Site8 Jul 20108 Jul 20101

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

2010–2026

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 2,812 measured fish were spread across different length ranges.

Smallest
2.9 cm
Lower quarter
5.8 cm
Median
9.2 cm
Upper quarter
11.9 cm
Largest
30 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Coquet

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

European eel 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 →