RiverFish

Perch · Perca fluviatilis

Perch in the 18ft Rhyne

Largest measured perch: 13.2 cm

The largest perch measured in Environment Agency surveys of the 18ft Rhyne was 13.2 cm, recorded at Upstream Nythe Sluice on 17 August 2008.

Across 11 measured perch, the median measured length was 12.6 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the 18ft Rhyne.

See perch records across England →

Most recent observation18 August 2008Downstream Nythe Sluice · 2 fish
Largest measured perch
13.2 cm
Median length
12.6 cm
Fish measured
11
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
13.2 cm17 Aug 2008Upstream Nythe Sluice116618
12.9 cm16 Aug 2008Upstream Nythe Sluice116617
12.8 cm16 Aug 2008Upstream Nythe Sluice116617
12.6 cm18 Aug 2008Downstream Nythe Sluice116622
12.6 cm17 Aug 2008Upstream Nythe Sluice116618
12.6 cm16 Aug 2008Upstream Nythe Sluice116617
12 cm18 Aug 2008Downstream Nythe Sluice116622
11.8 cm16 Aug 2008Downstream Nythe Sluice116619
11.2 cm16 Aug 2008Downstream Nythe Sluice116619
10.8 cm16 Aug 2008Downstream Nythe Sluice116619

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
Downstream Nythe Sluice16 Aug 200818 Aug 20083
Upstream Nythe Sluice16 Aug 200817 Aug 20082

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

2008–2008

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 11 measured fish were spread across different length ranges.

Smallest
10 cm
Lower quarter
11.5 cm
Median
12.6 cm
Upper quarter
12.7 cm
Largest
13.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

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 →