RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Otter Sites

Largest measured brown / sea trout: 37 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Otter Sites was 37 cm, recorded at Twistgates (Te) (Sweetlands Farm) on 11 July 2023.

Across 1,604 measured brown / sea trout, the median measured length was 7.5 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 Otter Sites.

See brown / sea trout records across England →

Most recent observation18 July 2025Tipton St John playing field (WFD) · 35 fish
Largest measured brown / sea trout
37 cm
Median length
7.5 cm
Fish measured
1,604
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
37 cm11 Jul 2023Twistgates (Te) (Sweetlands Farm)162595
32 cm10 Jun 2011Monkton (Sp)126459
30.5 cm9 Jun 2015Twistgates (Te) (Sweetlands Farm)145119
30.1 cm24 Sept 2007Otterton Bridge (Dip/WFD)108501
29.2 cm29 Jul 2021Otterton Bridge (Dip/WFD)160676
29 cm20 Jun 2017Twistgates (Te) (Sweetlands Farm)150719
29 cm20 Jun 2017Twistgates (Te) (Sweetlands Farm)150719
28.8 cm9 Sept 2009Upstream Colhayes Bridge (Dip)118873
28.4 cm29 Jul 2021Otterton Bridge (Dip/WFD)160676
28.2 cm18 Jul 2025Tipton St John playing field (WFD)178419

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
Tipton St John playing field (WFD)22 Jul 201118 Jul 20254
Twistgates (Te) (Sweetlands Farm)10 Sept 199825 Jun 202522
Otterton Bridge (Dip/WFD)29 Sept 199821 Jun 20238
Monkton (Sp)18 Sept 199815 Jun 20235
Royston (Sp)27 May 20038 Jun 20234
Upstream Colhayes Bridge (Dip)6 Oct 19987 Jun 20235
Tipton St John (Dip)*19 Jul 20054 Oct 20062
Upstream Cadhay (Dip)*9 Oct 199827 May 20032
Knackers Hole Bridge (Sp)*7 Sept 19987 Sept 19981

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

1998–2025

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 1,604 measured fish were spread across different length ranges.

Smallest
3.3 cm
Lower quarter
6 cm
Median
7.5 cm
Upper quarter
15.1 cm
Largest
37 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Otter Sites

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

Bullhead European eel Stone loach Minnow 3-spined stickleback 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 →