RiverFish

Grayling · Thymallus thymallus

Grayling in the River Ash

Largest measured grayling: 32.3 cm

The largest grayling measured in Environment Agency surveys of the River Ash was 32.3 cm, recorded at Holly cross rd/water place farm on 22 June 2006.

Across 33 measured grayling, the median measured length was 13 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 Ash.

See grayling records across England →

Most recent observation18 September 2025Watersplace Farm · 4 fish
Largest measured grayling
32.3 cm
Median length
13 cm
Fish measured
33
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
32.3 cm22 Jun 2006Holly cross rd/water place farm99920
28.1 cm15 Sept 2011Watersplace Farm128121
24.3 cm28 Jun 2006Wareside99922
23.2 cm18 Sept 2025Watersplace Farm178723
22.8 cm18 Sept 2025Watersplace Farm178723
22.6 cm15 Sept 2010Watersplace Farm123835
21.5 cm15 Sept 2010Watersplace Farm123835
21.5 cm15 Sept 2010Watersplace Farm123835
20.3 cm18 Sept 2025Watersplace Farm178723
20 cm15 Sept 2010Watersplace Farm123835

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
Watersplace Farm9 Sept 200918 Sept 20255
Hollycross Road15 Sept 201015 Sept 20101
Wareside28 Jun 200628 Jun 20061
Holly cross rd/water place farm22 Jun 200622 Jun 20061

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

2006–2025

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 33 measured fish were spread across different length ranges.

Smallest
6.5 cm
Lower quarter
11.3 cm
Median
13 cm
Upper quarter
20.3 cm
Largest
32.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ash

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

Brown / sea trout Bullhead Minnow 3-spined stickleback Stone loach Brook lamprey

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 →