Flounder · Platichthys flesus

Flounder in the Horsebere Brook

Largest measured flounder: 27.7 cm

The largest flounder measured in Environment Agency surveys of the Horsebere Brook was 27.7 cm, recorded at Longford on 24 June 1997.

Across 44 measured flounder, the median measured length was 9.9 cm.

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

See flounder records across England →

Most recent observation18 June 2012Lacy Close, Longlevens

Largest measured flounder: 27.7 cm
Median length: 9.9 cm
Fish measured: 44
Survey locations: 2

Individual EA measurements

Largest measured flounder

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
27.7 cm	24 Jun 1997	Longford	81798
22.5 cm	16 Jun 1992	Lacy Close, Longlevens	81793
22.4 cm	24 Jun 1997	Longford	81798
21 cm	16 Jun 1992	Longford	81794
20.5 cm	16 Jun 1992	Lacy Close, Longlevens	81793
20.4 cm	24 Jun 1997	Longford	81798
15.7 cm	24 Jun 1997	Longford	81798
15.5 cm	24 Jun 1997	Longford	81798
15.1 cm	24 Jun 1997	Longford	81798
14.3 cm	16 Jun 1992	Longford	81794

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where flounder were found

Each point marks a survey location with at least one flounder 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 flounder
Lacy Close, Longlevens	16 Jun 1992	18 Jun 2012	2
Longford	16 Jun 1992	11 Apr 2003	3

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

1992–2012

Survey records by year

Each bar shows how many survey visits recorded flounder that year.

292

093

094

095

096

197

098

099

000

001

002

103

004

005

006

007

008

009

010

011

112

Fish measured by surveyors

Measured length distribution

See how the 44 measured fish were spread across different length ranges.

Smallest: 7.3 cm
Lower quarter: 9 cm
Median: 10 cm
Upper quarter: 12.7 cm
Largest: 27.7 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Horsebere Brook

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

European eel 3-spined stickleback Roach Stone loach Brown / sea trout 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 →