Grayling · Thymallus thymallus

Grayling in the Gayton Brook

Largest measured grayling: 32 cm

The largest grayling measured in Environment Agency surveys of the Gayton Brook was 32 cm, recorded at Moat Farm, Gayton on 19 February 1992.

Across 147 measured grayling, the median measured length was 14 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Gayton Brook.

See grayling records across England →

Most recent observation14 September 2021Moat Farm, Gayton · 5 fish

Largest measured grayling: 32 cm
Median length: 14 cm
Fish measured: 147
Survey locations: 6

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
32 cm	19 Feb 1992	Moat Farm, Gayton	4850
32 cm	19 Feb 1992	Moat Farm, Gayton	4850
31.3 cm	11 Aug 1994	Moat Farm, Gayton	5066
30.1 cm	19 Feb 1992	Moat Farm, Gayton	4850
29.5 cm	19 Feb 1992	Moat Farm, Gayton	4850
29.4 cm	9 Jul 2003	Weston (Gayton Brook)	76329
28.5 cm	25 Jan 1995	Weston (Gayton Brook)	5055
28.5 cm	19 Feb 1992	Weston (Gayton Brook)	4852
27.6 cm	19 Feb 1992	Moat Farm, Gayton	4850
27.2 cm	11 Aug 1994	Moat Farm, Gayton	5066

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
Moat Farm, Gayton	19 Feb 1992	14 Sept 2021	9
Weston Weir	1 Oct 2013	4 Oct 2016	3
Upstream Gayton Mill	3 Sept 2014	3 Sept 2014	1
Downstream Gayton Mill	2 Oct 2013	2 Oct 2013	1
Upstream Moat Farm	1 Oct 2013	1 Oct 2013	1
Weston (Gayton Brook)	19 Feb 1992	9 Jul 2003	3

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

1992–2021

Survey records by year

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

292

093

194

195

096

097

098

199

000

001

002

203

004

005

006

007

008

009

010

011

012

413

314

015

216

117

018

019

020

121

Fish measured by surveyors

Measured length distribution

See how the 147 measured fish were spread across different length ranges.

Smallest: 8.2 cm
Lower quarter: 10.9 cm
Median: 14 cm
Upper quarter: 20.9 cm
Largest: 32 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Gayton Brook

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

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

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 →