RiverFish

Perch · Perca fluviatilis

Perch in the River Boveney

Largest measured perch: 20.1 cm

The largest perch measured in Environment Agency surveys of the River Boveney was 20.1 cm, recorded at Boveney Downstream Fry on 24 August 2011.

Across 151 measured perch, the median measured length was 6.2 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 Boveney.

See perch records across England →

Most recent observation4 September 2025Boveney Downstream Fry · 4 fish
Largest measured perch
20.1 cm
Median length
6.2 cm
Fish measured
151
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
20.1 cm24 Aug 2011Boveney Downstream Fry130080
18.7 cm4 Sept 2025Boveney Downstream Fry178510
15.9 cm30 Aug 2023Boveney Downstream Fry164336
15.7 cm24 Aug 2011Boveney Downstream Fry130080
15.4 cm30 Aug 2023Boveney Downstream Fry164336
14.3 cm18 Aug 2009Boveney Upstream Fry120696
14 cm18 Aug 2009Boveney Upstream Fry120696
13.9 cm19 Aug 2015Boveney Upstream Fry146047
13.6 cm30 Aug 2023Boveney Downstream Fry164336
13.4 cm24 Aug 2011Boveney Downstream Fry130080

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
Boveney Downstream Fry31 Aug 20054 Sept 202510
Boveney Upstream Fry1 Sept 200620 Aug 20188

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

2005–2025

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 151 measured fish were spread across different length ranges.

Smallest
3.2 cm
Lower quarter
5.6 cm
Median
6.2 cm
Upper quarter
7.1 cm
Largest
20.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Boveney

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

Gudgeon Chub Dace Roach Bleak Minnow

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 →