RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Gannel

Largest measured brown / sea trout: 47.8 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Gannel was 47.8 cm, recorded at Gwills on 31 August 2000.

Across 978 measured brown / sea trout, the median measured length was 11.3 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 Gannel.

See brown / sea trout records across England →

Most recent observation1 June 2021Metha Bridge · 29 fish
Largest measured brown / sea trout
47.8 cm
Median length
11.3 cm
Fish measured
978
Survey locations
13

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
47.8 cm31 Aug 2000Gwills135681
38.5 cm20 May 2021Trewerry Mill160511
34.4 cm23 May 2011Gwills126532
32.1 cm3 Oct 2018Gwills153775
30.5 cm3 Oct 2018Gwills153775
30.1 cm31 Aug 2000Gwills135681
27.1 cm3 Oct 2018Gwills153775
26.8 cm23 May 2011Gwills126532
25.6 cm3 Oct 2018Gwills153775
25 cm3 Oct 2018Gwills153775

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
Metha Bridge22 May 19861 Jun 20212
Trewerry Mill9 May 198620 May 20213
Benny Mill15 May 198618 May 20213
Gwills9 May 19863 Oct 20185
Cosworth Ford8 May 19863 Oct 20183
Kestle Mill8 May 198631 Aug 20002
d/s Rose Cliston7 May 198630 Aug 20002
Nanhellan29 Aug 200029 Aug 20001
Lappa Valley15 May 198629 Aug 20002
Trerice Mill29 May 198629 May 19861
Nancolleth22 May 198622 May 19861
Degembris14 May 198614 May 19861
Perrose Udda7 May 19867 May 19861

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

1986–2021

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 978 measured fish were spread across different length ranges.

Smallest
2.8 cm
Lower quarter
6.8 cm
Median
11.4 cm
Upper quarter
15.3 cm
Largest
47.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gannel

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

European eel Bullhead Brook lamprey

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 →