Flounder · Platichthys flesus

Flounder in the Waithe Beck FMU

Largest measured flounder: 28.6 cm

The largest flounder measured in Environment Agency surveys of the Waithe Beck FMU was 28.6 cm, recorded at Waithe on 8 July 1986.

Across 36 measured flounder, the median measured length was 17.4 cm.

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

See flounder records across England →

Most recent observation16 May 2018Oil Storage Tanks · 3 fish

Largest measured flounder: 28.6 cm
Median length: 17.4 cm
Fish measured: 36
Survey locations: 3

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
28.6 cm	8 Jul 1986	Waithe	58024
27.8 cm	1 Aug 2012	Oil Storage Tanks	133424
27 cm	2 Jun 2004	Oil Storage Tanks	80136
23.1 cm	11 Sept 1995	Oil Storage Tanks	58053
21.8 cm	8 Jun 2015	Oil Storage Tanks	145178
21.7 cm	11 Sept 1995	Oil Storage Tanks	58053
21.5 cm	22 May 2007	Oil Storage Tanks	105363
21.5 cm	2 Jun 2004	Oil Storage Tanks	80136
20.8 cm	16 May 2018	Oil Storage Tanks	152564
20.8 cm	8 Jun 2015	Oil Storage Tanks	145178

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
Oil Storage Tanks	30 Jun 1986	16 May 2018	8
Waithe	8 Jul 1986	8 Jul 1986	1
A1031 Road Bridge	17 Jun 1986	17 Jun 1986	1

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

1986–2018

Survey records by year

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

386

087

088

089

090

091

092

093

094

195

096

097

098

199

000

001

002

003

104

005

006

107

008

009

010

011

112

013

014

115

016

017

118

Fish measured by surveyors

Measured length distribution

See how the 36 measured fish were spread across different length ranges.

Smallest: 10.3 cm
Lower quarter: 15.6 cm
Median: 17.4 cm
Upper quarter: 20.8 cm
Largest: 28.6 cm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Waithe Beck FMU

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

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

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 →