RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Whitewater

Largest measured brown / sea trout: 46.3 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Whitewater was 46.3 cm, recorded at Greywell on 25 October 2007.

Across 503 measured brown / sea trout, the median measured length was 9.5 cm.

Surveyors recorded weights for 102 brown / sea trout. The median was 0.3 oz (0.0095 kg) and the largest recorded weight was 12.6 oz (0.356 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 Whitewater.

See brown / sea trout records across England →

Most recent observation24 April 2025Upper Park Farm · 1 fish
Largest measured brown / sea trout
46.3 cm
Median length
9.5 cm
Fish measured
503
Survey locations
8

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
46.3 cm25 Oct 2007Greywell108005
46 cm24 Apr 2025Upper Park Farm176352
42.9 cm5 Apr 2002Park Farm50900
42.5 cm17 Apr 2013Park Farm135858
40.5 cm8 Apr 2003Park Farm75803
39.8 cm13 Apr 2010Park Farm121387
39.6 cm25 Oct 2007Greywell Upstream Deptford Bridge108006
38.5 cm25 Oct 2007Greywell Upstream Deptford Bridge108006
38.4 cm13 Apr 2004Park Farm79764
37.4 cm5 Apr 2002Park Farm50900

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
Upper Park Farm24 Apr 202524 Apr 20251
Greywell21 Nov 199116 Oct 20138
Park Farm5 Apr 200217 Apr 20139
Greywell Upstream Deptford Bridge25 Oct 200725 Oct 20071
Poland Mill19 Feb 199219 Feb 19921
Lodge Farm16 Feb 199216 Feb 19921
Bartletts Farm15 Feb 199115 Feb 19911
Downstream Riseley Mill6 Feb 19916 Feb 19911

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

1991–2025

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 503 measured fish were spread across different length ranges.

Smallest
1.9 cm
Lower quarter
8.5 cm
Median
9.5 cm
Upper quarter
12.4 cm
Largest
46.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 102 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.003 kg)
Lower quarter
0.2 oz (0.006 kg)
Median
0.3 oz (0.0095 kg)
Upper quarter
0.8 oz (0.022 kg)
Heaviest
12.6 oz (0.356 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 Whitewater

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

Gudgeon Chub Brook lamprey European eel Dace 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 →