RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Main Bristol Frome

Largest measured brown / sea trout: 53 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Main Bristol Frome was 53 cm, recorded at Damsons Bridge (Te) on 18 June 2003.

Across 152 measured brown / sea trout, the median measured length was 21.9 cm.

Surveyors recorded weights for 57 brown / sea trout. The median was 4.6 oz (0.129 kg) and the largest recorded weight was 3 lb 6.6 oz (1.55 kg).

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

See brown / sea trout records across England →

Most recent observation4 July 2023Eastville Park (Te) · 7 fish
Largest measured brown / sea trout
53 cm
Median length
21.9 cm
Fish measured
152
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
53 cm18 Jun 2003Damsons Bridge (Te)76224
44.3 cm29 Aug 2006Frenchay, Flock Mill (Te)101085
43.2 cm19 Aug 1998Nibley (Se-03)77172
41.2 cm15 Jul 2014Eastville Park (Te)141707
40.4 cm29 Aug 2007Frenchay, Flock Mill (Te)106525
39 cm15 Jul 2014Eastville Park (Te)141707
38 cm29 Aug 2007Frenchay, Flock Mill (Te)106525
37.9 cm19 Aug 1998Nibley (Se-03)77172
37.3 cm3 Jul 2013Eastville Park (Te)136907
36.1 cm29 Aug 2006Frenchay, Flock Mill (Te)101085

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
Eastville Park (Te)17 Jun 20044 Jul 202313
Goose Green14 Jun 202314 Jun 20231
Damsons Bridge (Te)18 Jun 200326 Jul 20223
Nibley (Se-03)19 Aug 199827 Jul 20215
St Johns Park9 Aug 20129 Aug 20121
Meadowmead9 Aug 20129 Aug 20121
Frenchay, Flock Mill (Te)29 Jun 20043 Aug 20105
Watley's End29 Aug 200729 Aug 20071
Colts Green (Se-03)25 Jun 19987 May 20032
Dodington (Coombes end)23 Sept 199823 Sept 19981

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

1998–2023

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 152 measured fish were spread across different length ranges.

Smallest
5.9 cm
Lower quarter
18.3 cm
Median
22 cm
Upper quarter
28.9 cm
Largest
53 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 57 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.002 kg)
Lower quarter
2.6 oz (0.073 kg)
Median
4.6 oz (0.129 kg)
Upper quarter
9.6 oz (0.273 kg)
Heaviest
3 lb 6.6 oz (1.55 kg)

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

More fish in this river

Explore the River Main Bristol Frome

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

Bullhead Gudgeon 3-spined stickleback Roach European eel Minnow

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 →