RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Main River Yarty

Largest measured brown / sea trout: 50 cm

The largest brown / sea trout measured in Environment Agency surveys of the Main River Yarty was 50 cm, recorded at Gammons Hill (Sp) on 23 June 2016.

Across 1,972 measured brown / sea trout, the median measured length was 6 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 Yarty.

See brown / sea trout records across England →

Most recent observation12 June 2026Marsh (Te) · 38 fish
Largest measured brown / sea trout
50 cm
Median length
6 cm
Fish measured
1,972
Survey locations
12

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
50 cm23 Jun 2016Gammons Hill (Sp)148411
46 cm10 Aug 2000Higher Westwater (Sp)*74082
42 cm13 Sept 2023Gammons Hill (5 min)163702
33 cm7 Jun 2010Crawley Bridge (Sp)121837
31.5 cm23 Jun 2021Crawley Bridge (Sp)159890
31.2 cm6 Jul 2016Longbridge*148372
29.7 cm7 Jun 2010Crawley Bridge (Sp)121837
28.6 cm19 May 2010Bishopswood (Sp)121630
28.5 cm7 Jun 2010Crawley Bridge (Sp)121837
28.3 cm7 Jun 2010Crawley Bridge (Sp)121837

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
Marsh (Te)21 Jul 199712 Jun 202619
Bowditch Farm (Te)5 Jun 20255 Jun 20251
Waterhayes (Te)21 Jul 19976 Jun 202416
Gammons Hill (5 min)13 Sept 202322 May 20242
Upstream Beckford Bridge (5 min)27 Jul 202317 May 20242
Middle Westwater (5 min)21 Sept 202321 Sept 20231
Crab Tree Copse (5 min)21 Sept 202321 Sept 20231
Longbridge*23 Jul 199711 Jul 202320
Crawley Bridge (Sp)23 Jul 199723 Jun 20216
Bishopswood (Sp)21 Jul 199718 Jun 20218
Gammons Hill (Sp)18 Jul 199723 Jun 20166
Higher Westwater (Sp)*22 Jul 199721 Jun 20043

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

1997–2026

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 1,972 measured fish were spread across different length ranges.

Smallest
2.4 cm
Lower quarter
5.1 cm
Median
6 cm
Upper quarter
12 cm
Largest
50 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Main River Yarty

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

Bullhead Stone loach European eel Atlantic salmon Minnow 3-spined stickleback

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 →