Grayling · Thymallus thymallus

Grayling in the River Ure Tributaries

Largest measured grayling: 10.6 cm

The largest grayling measured in Environment Agency surveys of the River Ure Tributaries was 10.6 cm, recorded at Harmby Beck on 25 August 2004.

Across 26 measured grayling, the median measured length was 8.3 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 Ure Tributaries.

See grayling records across England →

Most recent observation29 August 2017Harmby Beck · 1 fish

Largest measured grayling: 10.6 cm
Median length: 8.3 cm
Fish measured: 26
Survey locations: 1

Individual EA measurements

Largest measured grayling

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

Length	Survey date	Survey location	Survey ID
10.6 cm	25 Aug 2004	Harmby Beck	81676
10.5 cm	25 Aug 2004	Harmby Beck	81676
10.1 cm	29 Aug 2017	Harmby Beck	151463
9.4 cm	25 Aug 2004	Harmby Beck	81676
9.2 cm	25 Aug 2004	Harmby Beck	81676
9.1 cm	25 Aug 2004	Harmby Beck	81676
9.1 cm	25 Aug 2004	Harmby Beck	81676
8.6 cm	25 Aug 2004	Harmby Beck	81676
8.5 cm	7 Aug 2008	Harmby Beck	113033
8.5 cm	25 Aug 2004	Harmby Beck	81676

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 surveyed	First recorded	Last recorded	Visits finding grayling
Harmby Beck	30 Jul 1997	29 Aug 2017	7

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

1997–2017

Survey records by year

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

197

098

099

000

001

102

003

104

005

106

007

108

009

010

011

012

113

014

015

016

117

Fish measured by surveyors

Measured length distribution

See how the 26 measured fish were spread across different length ranges.

Smallest: 6 cm
Lower quarter: 7.4 cm
Median: 8.4 cm
Upper quarter: 9 cm
Largest: 10.6 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ure Tributaries

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

Brown / sea trout Bullhead Minnow Stone loach Atlantic salmon European eel

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 →