RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Holly Water

Largest measured brown / sea trout: 25.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the Holly Water was 25.5 cm, recorded at Hollymead Bridge (Sp) on 10 June 2013.

Across 103 measured brown / sea trout, the median measured length was 6.6 cm.

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

See brown / sea trout records across England →

Most recent observation6 July 2023Hollymead Bridge (Sp) · 8 fish
Largest measured brown / sea trout
25.5 cm
Median length
6.6 cm
Fish measured
103
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
25.5 cm10 Jun 2013Hollymead Bridge (Sp)137118
25.3 cm10 Jun 2013Hollymead Bridge (Sp)137118
24.7 cm10 Jun 2013Hollymead Bridge (Sp)137118
23.5 cm24 May 2007Hollymead Bridge (Sp)107683
21.2 cm6 Jul 2023Hollymead Bridge (Sp)162838
20.8 cm24 May 2007Hollymead Bridge (Sp)107683
20.7 cm24 May 2007Hollymead Bridge (Sp)107683
20.4 cm24 May 2007Yeo Cross (Sp)107682
20.4 cm24 May 2007Yeo Cross (Sp)107682
19.5 cm10 Jun 2013Hollymead Bridge (Sp)137118

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
Yeo Cross (Sp)28 May 19976 Jul 20235
Hollymead Bridge (Sp)28 May 19976 Jul 20235
Heath Bridge (Sp)*28 May 19973 Jul 20002

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

1997–2023

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 103 measured fish were spread across different length ranges.

Smallest
3.2 cm
Lower quarter
5 cm
Median
6.6 cm
Upper quarter
13.5 cm
Largest
25.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Holly Water

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

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 →