RiverFish

Perch · Perca fluviatilis

Perch in the River Staines

Largest measured perch: 19.4 cm

The largest perch measured in Environment Agency surveys of the River Staines was 19.4 cm, recorded at Staines Upstream Fry on 18 August 2010.

Across 87 measured perch, the median measured length was 7.2 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 Staines.

See perch records across England →

Most recent observation20 August 2024Staines Downstream Fry · 11 fish
Largest measured perch
19.4 cm
Median length
7.2 cm
Fish measured
87
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
19.4 cm18 Aug 2010Staines Upstream Fry124730
16.9 cm22 Sept 2006Staines Upstream Fry111960
16.3 cm22 Sept 2006Staines Upstream Fry111960
15.6 cm22 Sept 2006Staines Upstream Fry111960
15.2 cm20 Aug 2024Staines Downstream Fry166630
14.3 cm20 Aug 2024Staines Downstream Fry166630
13.1 cm21 Aug 2018Staines Upstream Fry153455
10 cm28 Aug 2013Staines Downstream Fry139434
9.8 cm28 Aug 2013Staines Upstream Fry138586
9.4 cm30 Aug 2023Staines Upstream Fry164359

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
Staines Downstream Fry9 Sept 200420 Aug 202411
Staines Upstream Fry31 Aug 200530 Aug 20238

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

2004–2024

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 87 measured fish were spread across different length ranges.

Smallest
4.8 cm
Lower quarter
6.5 cm
Median
7.2 cm
Upper quarter
8.2 cm
Largest
19.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Staines

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

Dace Gudgeon Roach Chub Minnow Bleak

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 →