Rainbow trout · Oncorhynchus mykiss

Rainbow trout in the River Nene

Largest measured rainbow trout: 49 cm

The largest rainbow trout measured in Environment Agency surveys of the River Nene was 49 cm, recorded at Downstream Warkton bridge on 29 January 1992.

Across 5 measured rainbow trout, the median measured length was 39 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 rainbow trout records across England →

Most recent observation9 June 1998Geddington Ford · 1 fish

Largest measured rainbow trout: 49 cm
Median length: 39 cm
Fish measured: 5
Survey locations: 4

Individual EA measurements

Largest measured rainbow trout

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
49 cm	29 Jan 1992	Downstream Warkton bridge	54384
42 cm	9 Jun 1998	Geddington Ford	54411
39 cm	23 Jan 1992	Geddington Ford	54383
34 cm	6 Jun 1995	Yarwell Mill Back Channel	54099
32 cm	15 Feb 1989	Fotheringhay	54447

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where rainbow trout were found

Each point marks a survey location with at least one rainbow trout 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 rainbow trout
Geddington Ford	23 Jan 1992	9 Jun 1998	2
Yarwell Mill Back Channel	6 Jun 1995	6 Jun 1995	1
Downstream Warkton bridge	29 Jan 1992	29 Jan 1992	1
Fotheringhay	15 Feb 1989	15 Feb 1989	1

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

1989–1998

Survey records by year

Each bar shows how many survey visits recorded rainbow trout that year.

189

090

091

292

093

094

195

096

097

198

Fish measured by surveyors

Measured length distribution

See how the 5 measured fish were spread across different length ranges.

Smallest: 32 cm
Lower quarter: 34 cm
Median: 39 cm
Upper quarter: 42 cm
Largest: 49 cm

300–399 mm

400–499 mm

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 →