Brown / sea trout · Salmo trutta

Brown / sea trout in the River Lyd

Largest measured brown / sea trout: 44.8 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Lyd was 44.8 cm, recorded at Downstream Weir, Next To Boating Lake on 22 May 2008.

Across 1,193 measured brown / sea trout, the median measured length was 15 cm.

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

See brown / sea trout records across England →

Most recent observation16 September 2025Downstream Weir, Next To Boating Lake · 9 fish

Largest measured brown / sea trout: 44.8 cm
Median length: 15 cm
Fish measured: 1,193
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.

Length	Survey date	Survey location	Survey ID
44.8 cm	22 May 2008	Downstream Weir, Next To Boating Lake	111105
44.1 cm	22 May 2008	Downstream Weir, Next To Boating Lake	111105
36.9 cm	19 Jul 2006	u/s Lydney	100276
34.4 cm	17 Aug 2005	u/s Lydney	85519
33.8 cm	22 May 2008	Downstream Weir, Next To Boating Lake	111105
33.2 cm	20 Jul 1992	u/s Lydney	63680
32.8 cm	21 Jul 1992	d/s Nochards	64763
32 cm	17 Nov 1993	d/s Parkend	64880
31.8 cm	17 Aug 2005	u/s Lydney	85519
31.5 cm	17 Aug 2004	U/s Lydney G.S.	81370

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
Downstream Weir, Next To Boating Lake	22 May 2008	16 Sept 2025	3
u/s Whitecroft	9 Apr 1991	5 Sept 2024	11
u/s Lydney	2 Feb 1992	18 Sept 2013	11
U/s Lydney G.S.	17 Aug 2004	22 Jul 2013	2
D/s Lydney	17 Aug 2004	17 Aug 2004	1
d/s Nochards	21 Jul 1992	26 Sept 2002	6
u/s Parkend	21 Jul 1992	25 Sept 2002	4
u/s Cannop Ponds	21 Jul 1992	25 Sept 2002	3
d/s Parkend	21 Jul 1992	25 Sept 2002	5
Lydney Canal, Inner Basin	27 May 2002	27 May 2002	1
Upstream Wier at Lydney Boating Lake	15 May 2002	15 May 2002	1
Lydney	25 Jan 1994	14 Apr 1997	2
Parkend Playing Fields	17 Nov 1993	17 Nov 1993	1
d/s Lydney. Railway bridge d/s to canal	20 Jul 1992	20 Jul 1992	1

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.

191

1292

993

194

095

196

597

098

099

100

001

802

103

304

105

206

007

108

009

010

011

012

413

014

015

016

017

018

019

020

021

022

023

124

125

Fish measured by surveyors

Measured length distribution

See how the 1,193 measured fish were spread across different length ranges.

Smallest: 2.6 cm
Lower quarter: 10.6 cm
Median: 15 cm
Upper quarter: 19.1 cm
Largest: 44.8 cm

0–99 mm

270

100–199 mm

667

200–299 mm

239

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Lyd

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

European eel Bullhead Roach Pike 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 →