Rainbow trout · Oncorhynchus mykiss

Rainbow trout in the River Eyebrook

Largest measured rainbow trout: 43.5 cm

The largest rainbow trout measured in Environment Agency surveys of the River Eyebrook was 43.5 cm, recorded at Allexton Road Bridge on 23 April 1996.

Across 5 measured rainbow trout, the median measured length was 39.5 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 Eyebrook.

See rainbow trout records across England →

Most recent observation20 May 2004Stockerston Road Bridge · 1 fish

Largest measured rainbow trout: 43.5 cm
Median length: 39.5 cm
Fish measured: 5
Survey locations: 3

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
43.5 cm	23 Apr 1996	Allexton Road Bridge	54564
42 cm	10 Apr 1990	Downstream Eyebrook Reservoir	54545
39.5 cm	10 Apr 1990	Downstream Eyebrook Reservoir	54545
38 cm	20 May 2004	Stockerston Road Bridge	82538
28 cm	18 Mar 1993	Stockerston Road Bridge	54554

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
Stockerston Road Bridge	18 Mar 1993	20 May 2004	2
Allexton Road Bridge	23 Apr 1996	23 Apr 1996	1
Downstream Eyebrook Reservoir	10 Apr 1990	10 Apr 1990	1

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

1990–2004

Survey records by year

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

190

091

092

193

094

095

196

097

098

099

000

001

002

003

104

Fish measured by surveyors

Measured length distribution

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

Smallest: 28 cm
Lower quarter: 38 cm
Median: 39.5 cm
Upper quarter: 42 cm
Largest: 43.5 cm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Eyebrook

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

Bullhead Brown / sea trout Minnow Stone loach Dace Roach

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 →