RiverFish

Grayling · Thymallus thymallus

Grayling in the River Till

Largest measured grayling: 12.8 cm

The largest grayling measured in Environment Agency surveys of the River Till was 12.8 cm, recorded at River Till at Twizell Mill on 27 August 2015.

Across 11 measured grayling, the median measured length was 11.2 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 Till.

See grayling records across England →

Most recent observation27 August 2015River Till at Twizell Mill · 3 fish
Largest measured grayling
12.8 cm
Median length
11.2 cm
Fish measured
11
Survey locations
3

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
12.8 cm27 Aug 2015River Till at Twizell Mill146207
11.7 cm27 Aug 2015River Till at Twizell Mill146207
11.6 cm1 Oct 2014Hetton burn at st cuthberts way ford143186
11.5 cm4 Aug 2009River Till at Twizell Mill121028
11.2 cm27 Aug 2015River Till at Twizell Mill146207
11.2 cm14 Aug 2014Chatton142280
11.1 cm14 Aug 2014Chatton142280
10.3 cm14 Aug 2014Chatton142280
10.2 cm4 Aug 2009River Till at Twizell Mill121028
10.1 cm14 Aug 2014Chatton142280

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 Till at Twizell Mill4 Aug 200927 Aug 20152
Hetton burn at st cuthberts way ford1 Oct 20141 Oct 20141
Chatton14 Aug 201414 Aug 20141

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

2009–2015

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 11 measured fish were spread across different length ranges.

Smallest
9.7 cm
Lower quarter
10.3 cm
Median
11.2 cm
Upper quarter
11.6 cm
Largest
12.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Till

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

Atlantic salmon Brown / sea trout Minnow Stone loach 3-spined stickleback 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 →