RiverFish

Grayling · Thymallus thymallus

Grayling in the River Nene

Largest measured grayling: 34 cm

The largest grayling measured in Environment Agency surveys of the River Nene was 34 cm, recorded at Barford Bridge on 7 April 1995.

Across 31 measured grayling, the median measured length was 20 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 Nene.

See grayling records across England →

Most recent observation12 July 2001Downstream Warkton bridge · 1 fish
Largest measured grayling
34 cm
Median length
20 cm
Fish measured
31
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
34 cm7 Apr 1995Barford Bridge54396
31 cm26 Jan 1989Geddington Ford54369
31 cm26 Jan 1989Geddington Ford54369
27 cm13 Feb 1992Upstream A4354382
26 cm13 Feb 1992Upstream A4354382
23.5 cm26 Jan 1989Geddington Ford54369
22.5 cm26 Jan 1989Geddington Ford54369
22 cm13 Feb 1992Upstream A4354382
21.5 cm26 Jan 1989Geddington Ford54369
21.5 cm26 Jan 1989Geddington Ford54369

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
Downstream Warkton bridge8 Jun 199812 Jul 20012
Geddington Ford26 Jan 198910 Apr 19952
Barford Bridge19 Jan 19897 Apr 19952
Upstream A4313 Feb 199213 Feb 19921

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

1989–2001

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 31 measured fish were spread across different length ranges.

Smallest
10.5 cm
Lower quarter
17.3 cm
Median
20 cm
Upper quarter
21.8 cm
Largest
34 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Nene

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

Roach Perch Pike Gudgeon Chub Dace

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 →