Brown / sea trout · Salmo trutta

Brown / sea trout in the River Helvellyn Gill

Largest measured brown / sea trout: 23.9 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Helvellyn Gill was 23.9 cm, recorded at 1555.87 Helvellyn Gill, DS sheep pens on 18 July 2014.

Across 5,432 measured brown / sea trout, the median measured length was 7.1 cm.

Surveyors recorded weights for 192 brown / sea trout. The median was 0.2 oz (0.0045 kg) and the largest recorded weight was 3.5 oz (0.0983 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 Helvellyn Gill.

See brown / sea trout records across England →

Most recent observation17 September 20181555.87 Helvellyn Gill, DS sheep pens · 25 fish

Largest measured brown / sea trout: 23.9 cm
Median length: 7.1 cm
Fish measured: 5,432
Survey locations: 13

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.

Length	Survey date	Survey location	Survey ID
23.9 cm	18 Jul 2014	1555.87 Helvellyn Gill, DS sheep pens	141773
23 cm	20 Sept 2013	1555.87 Helvellyn Gill, DS sheep pens	138831
22.5 cm	21 Sept 2016	1555.90 Kings Head Hotel, Helvellyn Gill	149810
21.1 cm	31 Jul 2013	1555.87 Helvellyn Gill, DS sheep pens	137581
20.9 cm	20 Sept 2013	1555.90 Kings Head Hotel, Helvellyn Gill	138832
20.8 cm	19 Sept 2016	1555.85 250m DS aqueduct, Helvellyn Gill	149809
20.4 cm	26 Sept 2014	1555.942 Helvellyn Gill, DS Fisher Place	143125
20.4 cm	2 Aug 2011	1555.90 Kings Head Hotel, Helvellyn Gill	127910
20.3 cm	18 Sept 2015	1555.90 Kings Head Hotel, Helvellyn Gill	146542
20.3 cm	20 Sept 2013	1555.96 Helvellyn Gill, US Little How	138837

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 surveyed	First recorded	Last recorded	Visits finding brown / sea trout
1555.98 US minor road bridge, Helvellyn Gill	12 Sept 2006	17 Sept 2018	20
1555.95 Helvellyn Gill, US Sty Beck	6 Aug 2010	17 Sept 2018	18
1555.93 Packhorse Bridge, Helvellyn Gill	6 Aug 2009	17 Sept 2018	19
1555.91 Helvellyn Gill	10 Aug 2011	17 Sept 2018	16
1555.90 Kings Head Hotel, Helvellyn Gill	6 Aug 2009	17 Sept 2018	19
1555.87 Helvellyn Gill, DS sheep pens	23 Sept 2010	17 Sept 2018	17
1555.85 250m DS aqueduct, Helvellyn Gill	2 Aug 2011	17 Sept 2018	15
1555.83 Helvellyn Gill DS intake	10 Aug 2011	17 Sept 2018	13
1555.942 Helvellyn Gill, DS Fisher Place	10 Aug 2011	21 Sept 2016	10
1555.96 Helvellyn Gill, US Little How	10 Aug 2011	20 Sept 2016	10
1555.80 High Park Wood, Helvellyn Gill	6 Aug 2009	27 Jul 2010	2
1555.94 Great Howe Wood, Helvellyn Gill	12 Sept 2006	12 Sept 2006	1
1555.97 30m below road bridge, Helvellyn Gill	5 Oct 2005	5 Oct 2005	1

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

2005–2018

Survey records by year

Each bar shows how many survey visits recorded brown / sea trout that year.

105

206

007

008

409

1010

1911

1812

2013

2014

1615

1916

1617

1618

Fish measured by surveyors

Measured length distribution

See how the 5,432 measured fish were spread across different length ranges.

Smallest: 3.4 cm
Lower quarter: 6.2 cm
Median: 7.1 cm
Upper quarter: 8.4 cm
Largest: 23.9 cm

0–99 mm

4598

100–199 mm

822

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 192 brown / sea trout. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.0022 kg)
Lower quarter: 0.1 oz (0.0036 kg)
Median: 0.2 oz (0.0045 kg)
Upper quarter: 0.2 oz (0.0059 kg)
Heaviest: 3.5 oz (0.0983 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 Helvellyn Gill

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

Atlantic salmon European eel

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 →