RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Summerlock Stream

Largest measured brown / sea trout: 41.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the Summerlock Stream was 41.6 cm, recorded at Summerlock at Maltings Car Park on 3 September 2013.

Across 982 measured brown / sea trout, the median measured length was 17 cm.

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

See brown / sea trout records across England →

Most recent observation10 September 2024Summerlock Downstream Ashley Road · 62 fish
Largest measured brown / sea trout
41.6 cm
Median length
17 cm
Fish measured
982
Survey locations
3

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
41.6 cm3 Sept 2013Summerlock at Maltings Car Park138804
38 cm24 Oct 2002Summerlock at Maltings Car Park72832
36.8 cm15 Aug 2023QE Gardens below Road Bridge164377
36.3 cm3 Sept 2013Summerlock at Maltings Car Park138804
36 cm3 Sept 2013Summerlock at Maltings Car Park138804
36 cm23 Sept 2010Summerlock at Maltings Car Park124142
36 cm12 Sept 2008Summerlock at Maltings Car Park116115
35.7 cm23 Sept 2010Summerlock at Maltings Car Park124142
35.4 cm31 Aug 2011Summerlock at Maltings Car Park127650
35.4 cm23 Sept 2010Summerlock at Maltings Car Park124142

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
Summerlock Downstream Ashley Road14 Oct 202110 Sept 20242
QE Gardens below Road Bridge17 Aug 202127 Aug 20243
Summerlock at Maltings Car Park7 Sept 200128 Sept 202215

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

2001–2024

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 982 measured fish were spread across different length ranges.

Smallest
4.8 cm
Lower quarter
9.7 cm
Median
17 cm
Upper quarter
21.9 cm
Largest
41.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Summerlock Stream

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

Bullhead Minnow Atlantic salmon Stone loach Chub European eel

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 →