RiverFish

Grayling · Thymallus thymallus

Grayling in the River Laver

Largest measured grayling: 34.6 cm

The largest grayling measured in Environment Agency surveys of the River Laver was 34.6 cm, recorded at R.Laver, Clotherholme Farm on 7 June 2007.

Across 20 measured grayling, the median measured length was 21.4 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 Laver.

See grayling records across England →

Most recent observation29 September 2023River Laver The Secret Garden · 1 fish
Largest measured grayling
34.6 cm
Median length
21.4 cm
Fish measured
20
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
34.6 cm7 Jun 2007R.Laver, Clotherholme Farm105680
33.7 cm20 Aug 2015R.Laver, Clotherholme Farm150059
30.5 cm7 Jun 2007R.Laver, Clotherholme Farm105680
30 cm20 Aug 2015R.Laver, Clotherholme Farm150059
29.5 cm21 Sept 2015d/s Ripon FAS150051
27.3 cm21 Sept 2015u/s Ripon FAS150056
27.2 cm20 Aug 2015R.Laver, Clotherholme Farm150059
27 cm21 Sept 2015u/s Ripon FAS150056
22.9 cm21 Sept 2015u/s Ripon FAS150056
21.6 cm20 Aug 2015R.Laver, Clotherholme Farm150059

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
River Laver The Secret Garden29 Sept 202329 Sept 20231
u/s Ripon FAS2 Aug 201321 Sept 20152
d/s Ripon FAS2 Aug 201321 Sept 20152
R.Laver, Clotherholme Farm7 Jun 200720 Aug 20152

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

2007–2023

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 20 measured fish were spread across different length ranges.

Smallest
6.7 cm
Lower quarter
16.3 cm
Median
21.5 cm
Upper quarter
27.9 cm
Largest
34.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Laver

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

Brown / sea trout Bullhead

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 →