Brown / sea trout · Salmo trutta

Brown / sea trout in the Ogden Brook

Largest measured brown / sea trout: 34.2 cm

The largest brown / sea trout measured in Environment Agency surveys of the Ogden Brook was 34.2 cm, recorded at Iwog07 on 21 August 2012.

Across 386 measured brown / sea trout, the median measured length was 12.3 cm.

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

See brown / sea trout records across England →

Most recent observation1 October 2025Iwog07 · 16 fish

Largest measured brown / sea trout: 34.2 cm
Median length: 12.3 cm
Fish measured: 386
Survey locations: 6

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
34.2 cm	21 Aug 2012	Iwog07	132937
33.7 cm	22 Jun 2011	Iwog07	126903
31.6 cm	22 Jun 2011	Iwog07	126903
30.6 cm	22 Jun 2011	Iwog07	126903
30 cm	13 Jan 1997	Iwog05	55713
29.6 cm	21 Aug 2012	Iwog07	132937
29.3 cm	22 Jun 2011	Iwog02	126897
29.2 cm	21 Aug 2012	Iwog07	132937
28.6 cm	13 Jan 1997	Iwog05	55713
27.3 cm	21 Aug 2012	Iwog07	132937

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
Iwog07	22 Jun 2011	1 Oct 2025	6
Iwog02	22 Jun 2011	26 Jun 2023	3
Iwog04	5 Jun 2006	28 Aug 2018	4
Og01	29 Oct 1996	29 Aug 2013	2
Og02	13 Jan 1997	13 Jan 1997	1
Iwog05	13 Jan 1997	13 Jan 1997	1

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

1996–2025

Survey records by year

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

196

297

098

099

000

001

002

003

004

005

106

007

008

009

010

211

112

113

114

115

016

217

118

119

020

021

022

223

024

125

Fish measured by surveyors

Measured length distribution

See how the 386 measured fish were spread across different length ranges.

Smallest: 2.9 cm
Lower quarter: 7.4 cm
Median: 12.4 cm
Upper quarter: 16.7 cm
Largest: 34.2 cm

0–99 mm

165

100–199 mm

167

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Ogden Brook

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

Bullhead

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 →