RiverFish

Grayling · Thymallus thymallus

Grayling in the River Hodder

Largest measured grayling: 34 cm

The largest grayling measured in Environment Agency surveys of the River Hodder was 34 cm, recorded at Wood End Cottages on 24 August 1993.

Across 10 measured grayling, the median measured length was 9.3 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 Hodder.

See grayling records across England →

Most recent observation22 August 2025Slaidburn Green · 1 fish
Largest measured grayling
34 cm
Median length
9.3 cm
Fish measured
10
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
34 cm24 Aug 1993Wood End Cottages115430
24.7 cm18 Jun 201350m Downstream Phynis Beck136502
10 cm22 Aug 2025Slaidburn Green178098
9.7 cm17 Aug 2004Slaidburn Green88218
9.5 cm17 Aug 2004Slaidburn Green88218
9.2 cm17 Aug 2004Slaidburn Green88218
9.1 cm17 Aug 2004Slaidburn Green88218
8.5 cm6 Aug 2019Slaidburn Green155217
7.8 cm11 Aug 2022Slaidburn Green161263
7.6 cm21 Jul 2014Slaidburn Green141987

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
Slaidburn Green17 Aug 200422 Aug 20255
50m Downstream Phynis Beck18 Jun 201318 Jun 20131
Wood End Cottages24 Aug 199324 Aug 19931

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

1993–2025

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 10 measured fish were spread across different length ranges.

Smallest
7.6 cm
Lower quarter
8.7 cm
Median
9.4 cm
Upper quarter
9.9 cm
Largest
34 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Hodder

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

Atlantic salmon Brown / sea trout European eel 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 →