RiverFish

Grayling · Thymallus thymallus

Grayling in the River Peover Eye

Largest measured grayling: 33.1 cm

The largest grayling measured in Environment Agency surveys of the River Peover Eye was 33.1 cm, recorded at Wnpe15 on 10 August 2006.

Across 119 measured grayling, the median measured length was 20.2 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 Peover Eye.

See grayling records across England →

Most recent observation27 June 2024Wnpe20 · 2 fish
Largest measured grayling
33.1 cm
Median length
20.2 cm
Fish measured
119
Survey locations
4

Individual EA measurements

Largest measured grayling

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

LengthSurvey dateSurvey locationSurvey ID
33.1 cm10 Aug 2006Wnpe15100761
32 cm19 May 2011Wnpe25127051
31.4 cm22 May 2002Wnpe1552324
31 cm26 Jun 2024Wnpe25167974
30.2 cm11 Jun 2003Wnpe1576124
30 cm26 Jun 2024Wnpe25167974
30 cm13 Jul 2005Wnpe1586026
29.9 cm28 Jul 2004Wnpe1081638
29.2 cm28 Jul 2004Wnpe2081624
29.1 cm13 Jul 2005Wnpe1586026

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

Explore the river

Where grayling were found

Each point marks a survey location with at least one grayling 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 grayling
Wnpe2020 Jun 200227 Jun 20246
Wnpe255 Jul 200126 Jun 20246
Wnpe1524 May 199913 Jun 20078
Wnpe1028 Jul 200428 Jul 20041

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

1999–2024

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 119 measured fish were spread across different length ranges.

Smallest
8 cm
Lower quarter
16.5 cm
Median
20.2 cm
Upper quarter
25.4 cm
Largest
33.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Peover Eye

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

Bullhead Brown / sea trout Perch Roach Gudgeon Pike

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 →