RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Scarrow Beck

Largest measured brown / sea trout: 36.9 cm

The largest brown / sea trout measured in Environment Agency surveys of the Scarrow Beck was 36.9 cm, recorded at Thurgarton on 19 November 2002.

Across 667 measured brown / sea trout, the median measured length was 17.8 cm.

Surveyors recorded weights for 22 brown / sea trout. The median was 3.3 oz (0.0925 kg) and the largest recorded weight was 1 lb 8.3 oz (0.69 kg).

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

See brown / sea trout records across England →

Most recent observation30 March 2026Scarrow Beck Farm · 25 fish
Largest measured brown / sea trout
36.9 cm
Median length
17.8 cm
Fish measured
667
Survey locations
17

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
36.9 cm19 Nov 2002Thurgarton73557
36.4 cm18 Jul 1988Upstream Calthorpe Ford16787
33.2 cm19 Nov 2002Thurgarton73557
33.1 cm15 Jul 1988Downstream Calthorpe Bridge16786
32.4 cm1 Nov 1996Matlaske Wood bridge73252
31.1 cm29 Mar 2019Scarrow Beck Farm154714
31 cm29 May 1998Upstream Calthorpe Ford16793
30.6 cm29 May 1998Upstream Calthorpe Ford16793
30.5 cm19 Nov 2002Thurgarton73557
30.4 cm15 Jul 1988Downstream Calthorpe Bridge16786

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
Scarrow Beck Farm29 Mar 201930 Mar 20264
Thurgarton19 Nov 200218 Feb 20102
Metton Bridge20 Nov 20029 Feb 20102
Hanworth North bridge27 Nov 20029 Feb 20102
Bessingham Bridge Meadow27 Nov 200227 Nov 20021
Sustead25 Nov 199621 Nov 20022
Aldborough Mill upper21 Nov 200221 Nov 20021
Gresham Southeast25 Nov 199620 Nov 20022
Thurgarton Hall19 Nov 200219 Nov 20021
Aldborough STW18 Nov 200218 Nov 20021
Alby School Bridge1 Nov 199615 Nov 20022
Sustead Common13 Nov 200213 Nov 20021
Downstream Calthorpe Bridge15 Jul 198810 Jun 19984
Upstream Calthorpe Ford18 Jul 198829 May 19984
Gresham Old Mill25 Nov 199625 Nov 19961
Matlaske Wood bridge1 Nov 19961 Nov 19961
Aldborough Surgery bridge1 Nov 19961 Nov 19961

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

1988–2026

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 667 measured fish were spread across different length ranges.

Smallest
5 cm
Lower quarter
12.8 cm
Median
17.8 cm
Upper quarter
21.4 cm
Largest
36.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 22 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.2 oz (0.006 kg)
Lower quarter
0.6 oz (0.0168 kg)
Median
3.3 oz (0.0925 kg)
Upper quarter
7.8 oz (0.2198 kg)
Heaviest
1 lb 8.3 oz (0.69 kg)

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

More fish in this river

Explore the Scarrow Beck

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

3-spined stickleback Stone loach Perch

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 →