RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Ouse

Largest measured brown / sea trout: 66 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Ouse was 66 cm, recorded at Sharpsbridge on 31 August 2005.

Across 201 measured brown / sea trout, the median measured length was 19.5 cm.

Surveyors recorded weights for 57 brown / sea trout. The median was 5.1 oz (0.146 kg) and the largest recorded weight was 8 lb 3.9 oz (3.74 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 Ouse.

See brown / sea trout records across England →

Most recent observation25 July 2024Fletching Mill Upstream · 11 fish
Largest measured brown / sea trout
66 cm
Median length
19.5 cm
Fish measured
201
Survey locations
14

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
66 cm31 Aug 2005Sharpsbridge87620
62.5 cm25 Sept 2003Barcombe Mills77288
60.7 cm2 Sept 2004Newick81869
60.4 cm14 Sept 2015Newick146663
59 cm11 Nov 2009Isfield Church120118
58.6 cm28 Sept 2023Barcombe Mills163805
58 cm25 Sept 2003Barcombe Mills77288
57.2 cm6 Sept 2007Sheffield Bridge107381
57.1 cm14 Sept 2015Newick146663
56.8 cm14 Sept 2015Newick146663

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
Sheffield Bridge13 Aug 200325 Jul 20246
Fletching Mill Upstream11 Jul 201125 Jul 20245
Sloop13 Aug 200124 Jul 202414
East Mascalls Bridge9 Aug 200224 Jul 20249
Barcombe Mills25 Sept 200328 Sept 20232
Slaugham23 Aug 201212 Sept 20182
Newick9 Oct 20037 Sept 20174
Avins Bridge9 Aug 200129 Apr 20142
Upper Ryelands15 Aug 20011 Oct 20135
Sloop Weir Downstream25 Oct 201125 Oct 20111
Fletching Mill Downstream28 Oct 200920 Oct 20102
Isfield Church30 Aug 200711 Nov 20092
Sharpsbridge8 Aug 200231 Aug 20053
Ardingly College6 Jul 19986 Jul 19981

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

1998–2024

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 201 measured fish were spread across different length ranges.

Smallest
4.5 cm
Lower quarter
15.8 cm
Median
19.5 cm
Upper quarter
26.5 cm
Largest
66 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 57 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest
0.1 oz (0.002 kg)
Lower quarter
2.3 oz (0.064 kg)
Median
5.1 oz (0.146 kg)
Upper quarter
1 lb 0.8 oz (0.477 kg)
Heaviest
8 lb 3.9 oz (3.74 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 Ouse

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

European eel Perch Roach Dace Gudgeon Stone loach

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 →