RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Main River Isle

Largest measured brown / sea trout: 44.3 cm

The largest brown / sea trout measured in Environment Agency surveys of the Main River Isle was 44.3 cm, recorded at Bere Mills on 26 June 1992.

Across 363 measured brown / sea trout, the median measured length was 20.4 cm.

Surveyors recorded weights for 170 brown / sea trout. The median was 3.4 oz (0.097 kg) and the largest recorded weight was 2 lb 0.3 oz (0.917 kg).

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 Isle.

See brown / sea trout records across England →

Most recent observation30 June 2022Hort Bridge · 21 fish
Largest measured brown / sea trout
44.3 cm
Median length
20.4 cm
Fish measured
363
Survey locations
10

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
44.3 cm26 Jun 1992Bere Mills80027
42.8 cm22 Jul 2008Ashford Farm (Te)112003
40.2 cm19 Jun 1992Winterhay Lane80030
39.5 cm17 Jul 1997Bere Mills79513
39 cm11 Jul 1997Court Mill, Wadeford79510
38.5 cm7 Jul 1997Donyatt79517
38.3 cm26 May 2004Ashford Farm (Te)79978
38.1 cm4 Jul 1997Winterhay Lane79518
37.7 cm6 Jul 2010Cocks Bridge (Te)122678
37.7 cm19 Jun 1992Winterhay Lane80030

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
Hort Bridge7 Jul 201030 Jun 20222
Cocks Bridge (Te)18 Jun 199216 Jun 202214
Ashford Farm (Te)17 Jun 199714 Jun 202212
Ilford Bridges (Te)5 Aug 200223 Jun 20166
U/s Chard STW10 Apr 201310 Apr 20131
Manor Farm, Knowle St. Giles (Se-06)2 Jul 19922 Jun 20063
Bere Mills26 Jun 199217 Jul 19972
Court Mill, Wadeford7 Jul 199211 Jul 19972
Donyatt25 Jun 19927 Jul 19972
Winterhay Lane19 Jun 19924 Jul 19972

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

1992–2022

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 363 measured fish were spread across different length ranges.

Smallest
6 cm
Lower quarter
17 cm
Median
20.4 cm
Upper quarter
25.5 cm
Largest
44.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 170 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.004 kg)
Lower quarter
1.8 oz (0.0512 kg)
Median
3.4 oz (0.097 kg)
Upper quarter
7.2 oz (0.204 kg)
Heaviest
2 lb 0.3 oz (0.917 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Main River Isle

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

European eel Stone loach Minnow Chub Dace Roach

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 →