Crucian carp · Carassius carassius

Crucian carp in the Willow Brook

Largest measured crucian carp: 24.5 cm

The largest crucian carp measured in Environment Agency surveys of the Willow Brook was 24.5 cm, recorded at Downstream Deene Lake on 22 February 1989.

Across 5 measured crucian carp, 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 Willow Brook.

See crucian carp records across England →

Most recent observation5 March 1992Woodnewton · 1 fish

Largest measured crucian carp: 24.5 cm
Median length: 20 cm
Fish measured: 5
Survey locations: 3

Individual EA measurements

Largest measured crucian carp

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
24.5 cm	22 Feb 1989	Downstream Deene Lake	54442
21 cm	4 Mar 1992	Apethorpe	54454
20 cm	5 Mar 1992	Woodnewton	54455
14.5 cm	22 Feb 1989	Downstream Deene Lake	54442
14 cm	25 Feb 1992	Downstream Deene Lake	54450

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

Explore the river

Where crucian carp were found

Each point marks a survey location with at least one crucian carp 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 crucian carp
Woodnewton	5 Mar 1992	5 Mar 1992	1
Apethorpe	4 Mar 1992	4 Mar 1992	1
Downstream Deene Lake	22 Feb 1989	25 Feb 1992	2

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

1989–1992

Survey records by year

Each bar shows how many survey visits recorded crucian carp that year.

189

090

091

392

Fish measured by surveyors

Measured length distribution

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

Smallest: 14 cm
Lower quarter: 14.5 cm
Median: 20 cm
Upper quarter: 21 cm
Largest: 24.5 cm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Willow Brook

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

Chub Roach Gudgeon Perch Bullhead 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 →