RiverFish

Flounder · Platichthys flesus

Flounder in the Brownstone Stream

Largest measured flounder: 18.1 cm

The largest flounder measured in Environment Agency surveys of the Brownstone Stream was 18.1 cm, recorded at Goutsford Bridge (Sp) on 10 July 2007.

Across 9 measured flounder, the median measured length was 5.6 cm.

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

See flounder records across England →

Most recent observation2 August 2019Goutsford Bridge (Sp) · 2 fish
Largest measured flounder
18.1 cm
Median length
5.6 cm
Fish measured
9
Survey locations
1

Individual EA measurements

Largest measured flounder

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
18.1 cm10 Jul 2007Goutsford Bridge (Sp)106783
12.4 cm2 Aug 2019Goutsford Bridge (Sp)154979
8.7 cm10 Jul 2007Goutsford Bridge (Sp)106783
6.1 cm16 Jul 2013Goutsford Bridge (Sp)137274
5.6 cm16 Jul 2013Goutsford Bridge (Sp)137274
5.6 cm16 Jul 2013Goutsford Bridge (Sp)137274
5.5 cm16 Jul 2013Goutsford Bridge (Sp)137274
5.4 cm2 Aug 2019Goutsford Bridge (Sp)154979
5.2 cm10 Jul 2007Goutsford Bridge (Sp)106783

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 surveyedFirst recordedLast recordedVisits finding flounder
Goutsford Bridge (Sp)26 Aug 19972 Aug 20195

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

1997–2019

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 9 measured fish were spread across different length ranges.

Smallest
5.2 cm
Lower quarter
5.5 cm
Median
5.6 cm
Upper quarter
8.7 cm
Largest
18.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Brownstone Stream

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

Atlantic salmon Brown / sea trout Bullhead European eel

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 →