RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Windrush

Largest measured brown / sea trout: 56.7 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Windrush was 56.7 cm, recorded at West Arm at Cokethorpe on 16 September 2014.

Across 2,763 measured brown / sea trout, the median measured length was 18.7 cm.

Surveyors recorded weights for 106 brown / sea trout. The median was 6 oz (0.171 kg) and the largest recorded weight was 2 lb 8.1 oz (1.14 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 Windrush.

See brown / sea trout records across England →

Most recent observation7 October 2025Harford Ford · 90 fish
Largest measured brown / sea trout
56.7 cm
Median length
18.7 cm
Fish measured
2,763
Survey locations
23

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
56.7 cm16 Sept 2014West Arm at Cokethorpe142844
54.8 cm22 Apr 2004East Arm at Cokethorpe81296
52.4 cm23 Sept 2009Minster Lovell119921
52.2 cm24 Sept 2013Minster Lovell138888
50 cm22 Sept 2004Standlake STW88381
49.9 cm8 Sept 2003Medley Brook78405
49.6 cm21 Sept 2004East Arm at Cokethorpe88360
49.1 cm22 Sept 2004Witan Way88399
48.4 cm22 Apr 2004East Arm at Cokethorpe81296
47.3 cm16 Sept 2014West Arm at Cokethorpe142844

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
New Bridge (Gt Rissington)26 Sept 20027 Oct 202524
Harford Ford21 Sept 20047 Oct 202510
West Arm at Cokethorpe22 Mar 200212 Sept 202310
East Arm at Cokethorpe24 Sept 200212 Sept 202310
Widford7 Sept 20237 Sept 20231
Asthall7 Sept 20237 Sept 20231
Little Barrington6 Sept 20236 Sept 20231
Barrington Park6 Sept 20236 Sept 20231
Emma's dyke down stream of colwell Brook24 Aug 202324 Aug 20231
Sherborne project25 Jul 201328 Jun 20233
Downstream Dikler confluence28 Jun 202328 Jun 20231
Upstream A429 - Bourton on the water26 Jun 202326 Jun 20231
New Mill Mill stream18 May 202318 May 20231
Guiting Power22 Apr 20214 May 20232
Kineton6 May 202120 Apr 20232
Minster Lovell12 Mar 200219 Oct 202118
Sherborne control25 Jul 201325 Jul 20131
Worsham25 Sept 200219 Sept 20129
D/s Beard Mill, East Arm26 Sept 20029 Sept 201010
Lower Upton Farm15 Mar 20025 Oct 20058
Medley Brook13 Mar 20024 Oct 20055
Witan Way22 Sept 200422 Sept 20041
Standlake STW22 Sept 200422 Sept 20041

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 2,763 measured fish were spread across different length ranges.

Smallest
3.5 cm
Lower quarter
11.5 cm
Median
18.7 cm
Upper quarter
24.1 cm
Largest
56.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 106 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
1.1 oz (0.0305 kg)
Median
6 oz (0.171 kg)
Upper quarter
12 oz (0.3405 kg)
Heaviest
2 lb 8.1 oz (1.14 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 Windrush

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

Chub Pike Dace Perch Roach Gudgeon

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 →