Flounder · Platichthys flesus

Flounder in the River Salhouse Broad

Largest measured flounder: 19.1 cm

The largest flounder measured in Environment Agency surveys of the River Salhouse Broad was 19.1 cm, recorded at 192 on 26 August 1987.

Across 128 measured flounder, the median measured length was 7.8 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 Salhouse Broad.

See flounder records across England →

Most recent observation26 September 1999193 · 8 fish

Largest measured flounder: 19.1 cm
Median length: 7.8 cm
Fish measured: 128
Survey locations: 4

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
19.1 cm	26 Aug 1987	192	17606
18.2 cm	9 Oct 1991	192	17610
17 cm	8 Sept 1987	191	17603
15.7 cm	26 Aug 1987	192	17606
15.6 cm	1 Sept 1999	192	17762
15 cm	7 Sept 1999	191	17761
14.7 cm	7 Sept 1987	190	17602
14.6 cm	7 Sept 1987	190	17602
14.3 cm	26 Aug 1987	192	17606
14.3 cm	26 Aug 1987	192	17606

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
193	27 Aug 1987	26 Sept 1999	4
191	8 Sept 1987	7 Sept 1999	4
190	7 Sept 1987	6 Sept 1999	2
192	26 Aug 1987	1 Sept 1999	4

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

1987–1999

Survey records by year

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

487

088

089

090

391

092

093

394

095

096

097

098

499

Fish measured by surveyors

Measured length distribution

See how the 128 measured fish were spread across different length ranges.

Smallest: 4.3 cm
Lower quarter: 6.3 cm
Median: 7.8 cm
Upper quarter: 9.5 cm
Largest: 19.1 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Salhouse Broad

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

Roach Perch Ruffe Common bream Pike

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 →