RiverFish

Perch · Perca fluviatilis

Perch in the Watton Beck

Largest measured perch: 20.5 cm

The largest perch measured in Environment Agency surveys of the Watton Beck was 20.5 cm, recorded at Confluence with the River Hull on 6 October 2005.

Across 48 measured perch, the median measured length was 6.5 cm.

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

See perch records across England →

Most recent observation13 October 2022Bridge House Farm · 7 fish
Largest measured perch
20.5 cm
Median length
6.5 cm
Fish measured
48
Survey locations
2

Individual EA measurements

Largest measured perch

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

LengthSurvey dateSurvey locationSurvey ID
20.5 cm6 Oct 2005Confluence with the River Hull87785
17.2 cm6 Oct 2005Confluence with the River Hull87785
8.3 cm6 Oct 2005Confluence with the River Hull87785
8.2 cm6 Oct 2005Confluence with the River Hull87785
8.1 cm6 Oct 2005Confluence with the River Hull87785
7.8 cm6 Oct 2005Confluence with the River Hull87785
7.6 cm6 Oct 2005Confluence with the River Hull87785
7.5 cm6 Oct 2005Confluence with the River Hull87785
7.4 cm6 Oct 2005Confluence with the River Hull87785
7.2 cm6 Oct 2005Confluence with the River Hull87785

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

Explore the river

Where perch were found

Each point marks a survey location with at least one perch 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 perch
Confluence with the River Hull6 Oct 200513 Oct 20223
Bridge House Farm11 Oct 200413 Oct 20222

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

2004–2022

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 48 measured fish were spread across different length ranges.

Smallest
5.2 cm
Lower quarter
6.2 cm
Median
6.6 cm
Upper quarter
7.1 cm
Largest
20.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Watton Beck

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

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

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 →