RiverFish

Perch · Perca fluviatilis

Perch in the River Eyebrook

Largest measured perch: 25.5 cm

The largest perch measured in Environment Agency surveys of the River Eyebrook was 25.5 cm, recorded at Stockerston Road Bridge on 1 May 1996.

Across 334 measured perch, the median measured length was 10 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 Eyebrook.

See perch records across England →

Most recent observation8 June 2023Downstream Eyebrook Reservoir · 14 fish
Largest measured perch
25.5 cm
Median length
10 cm
Fish measured
334
Survey locations
3

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
25.5 cm1 May 1996Stockerston Road Bridge54565
25.5 cm4 Apr 1990Stockerston Road Bridge54544
24 cm1 May 1996Stockerston Road Bridge54565
23.5 cm1 May 1996Stockerston Road Bridge54565
23 cm1 May 1996Stockerston Road Bridge54565
23 cm1 May 1996Stockerston Road Bridge54565
23 cm18 Mar 1993Downstream Eyebrook Reservoir54555
22.5 cm18 Mar 1993Stockerston Road Bridge54554
22 cm18 Mar 1993Stockerston Road Bridge54554
22 cm18 Mar 1993Stockerston Road Bridge54554

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 Eyebrook Reservoir10 Apr 19908 Jun 202311
Stockerston Road Bridge4 Apr 199019 Mar 20148
Downstream Caldecott Road Bridge16 May 199619 May 20002

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

1990–2023

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 334 measured fish were spread across different length ranges.

Smallest
5.2 cm
Lower quarter
8 cm
Median
10 cm
Upper quarter
13 cm
Largest
25.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Eyebrook

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

Bullhead Brown / sea trout Minnow Stone loach Dace Roach

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 →