RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Rookhope Burn

Largest measured brown / sea trout: 33.5 cm

The largest brown / sea trout measured in Environment Agency surveys of the Rookhope Burn was 33.5 cm, recorded at Rookhope Burn on 30 August 2007.

Across 800 measured brown / sea trout, the median measured length was 9 cm.

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

See brown / sea trout records across England →

Most recent observation24 July 2025Rookhope Burn · 299 fish
Largest measured brown / sea trout
33.5 cm
Median length
9 cm
Fish measured
800
Survey locations
4

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
33.5 cm30 Aug 2007Rookhope Burn107584
28 cm24 Jul 2015Rookhope Burn at footbridge145595
24.3 cm24 Jul 2015Rookhope Burn at footbridge145595
23.7 cm4 Sept 2011Rookhope Burn at footbridge129003
23.1 cm4 Sept 2011Rookhope Burn at footbridge129003
22.1 cm24 Jul 2015Rookhope Burn at footbridge145595
21.4 cm23 Aug 2013Rookhope Burn at Frazers Hush138115
20.4 cm24 Jul 2015Rookhope Burn at footbridge145595
20.3 cm23 Aug 2013Rookhope Burn at Frazers Hush138115
20.1 cm24 Jul 2015Rookhope Burn at footbridge145595

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
Rookhope Burn at Frazers Hush1 Oct 200324 Jul 20256
Rookhope Burn6 Oct 200324 Jul 20254
Rookhope Burn at footbridge12 Sept 200317 Oct 20198
Rookhope Burn at Wolf Cleugh1 Oct 200317 Oct 20193

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

2003–2025

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 800 measured fish were spread across different length ranges.

Smallest
4.5 cm
Lower quarter
6.6 cm
Median
9 cm
Upper quarter
13.1 cm
Largest
33.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

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 →