RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Cheriton stream

Largest measured brown / sea trout: 40.3 cm

The largest brown / sea trout measured in Environment Agency surveys of the Cheriton stream was 40.3 cm, recorded at Vernal Farm on 23 September 2015.

Across 3,433 measured brown / sea trout, the median measured length was 10.6 cm.

Surveyors recorded weights for 416 brown / sea trout. The median was 0.6 oz (0.017 kg) and the largest recorded weight was 1 lb 11.8 oz (0.787 kg).

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

See brown / sea trout records across England →

Most recent observation20 August 2025Vernal Farm · 136 fish
Largest measured brown / sea trout
40.3 cm
Median length
10.6 cm
Fish measured
3,433
Survey locations
11

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
40.3 cm23 Sept 2015Vernal Farm146726
38.1 cm19 Aug 2002Cheriton Mill55073
38 cm23 Sept 2010Cheriton stream 4: Cheriton Mill124069
37.1 cm23 Sept 2010Cheriton stream 4: Cheriton Mill124069
36.8 cm9 Sept 2009Cheriton stream 2: Habitat Works119246
36.2 cm17 Aug 2010Vernal Farm123819
36.2 cm19 Aug 2002Cheriton Mill55073
35.5 cm11 Aug 2011Cheriton stream 4: Cheriton Mill127379
35.5 cm23 Sept 2010Upstream of Cheriton Mill124070
35.3 cm22 Sept 2015Cheriton stream 4: Cheriton Mill146669

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
Vernal Farm19 Aug 200220 Aug 202517
Cheriton stream 4: Cheriton Mill10 Sept 200919 Aug 202513
Cheriton stream 2: Habitat Works9 Sept 200930 Jul 20213
Cheriton stream 3: Ironbridge14 Sept 200928 Jul 20213
Tichborne Park31 Aug 201710 Jun 20192
Cheriton stream 1: downstream of flyover9 Sept 200928 Sept 20152
Downstream Vernal Farm30 Aug 201230 Aug 20121
Upstream of Cheriton Mill23 Sept 201023 Sept 20101
Upstream of flyover2 Sept 20056 Sept 20062
Tichborne2 Sept 20056 Sept 20062
Cheriton Mill19 Aug 200219 Aug 20021

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

2002–2025

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 3,433 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
8.9 cm
Median
10.6 cm
Upper quarter
19.5 cm
Largest
40.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 416 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
0.4 oz (0.011 kg)
Median
0.6 oz (0.017 kg)
Upper quarter
5.4 oz (0.1538 kg)
Heaviest
1 lb 11.8 oz (0.787 kg)

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

More fish in this river

Explore the Cheriton stream

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

Bullhead 3-spined stickleback Brook lamprey European eel Atlantic salmon

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 →