Common carp · Cyprinus carpio

Common carp in the River Brent

Largest measured common carp: 49 cm

The largest common carp measured in Environment Agency surveys of the River Brent was 49 cm, recorded at Hanwell Bridge on 17 March 1999.

Across 11 measured common carp, the median measured length was 25.6 cm.

Surveyors recorded weights for 2 common carp. The median was 3 lb 12.5 oz (1.71 kg) and the largest recorded weight was 5 lb 8.4 oz (2.51 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Brent.

See common carp records across England →

Most recent observation17 October 2024Greenford Bridge · 1 fish

Largest measured common carp: 49 cm
Median length: 25.6 cm
Fish measured: 11
Survey locations: 4

Individual EA measurements

Largest measured common 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
49 cm	17 Mar 1999	Hanwell Bridge	73571
36 cm	17 Mar 1999	Hanwell Bridge	73571
36 cm	27 Oct 1994	Elthorpe Park River Brent (GUC)	103483
34 cm	17 Mar 1999	Hanwell Bridge	73571
28.5 cm	25 Oct 2016	Greenford Bridge	149936
25.6 cm	22 Jun 2017	Tokyngton Park	150628
18.3 cm	20 Oct 2005	Hanwell Bridge	87070
17.2 cm	17 Oct 2024	Greenford Bridge	168390
8 cm	17 Oct 2023	Greenford Bridge	164454
7.1 cm	17 Oct 2023	Greenford Bridge	164454

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

Explore the river

Where common carp were found

Each point marks a survey location with at least one common 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 common carp
Greenford Bridge	25 Oct 2016	17 Oct 2024	3
Tokyngton Park	22 Jun 2017	22 Jun 2017	1
Hanwell Bridge	17 Mar 1999	24 Oct 2016	3
Elthorpe Park River Brent (GUC)	27 Oct 1994	27 Oct 1994	1

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

1994–2024

Survey records by year

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

194

095

096

097

098

199

000

001

002

003

004

105

006

007

008

009

010

011

012

013

014

015

216

117

018

019

020

021

022

123

124

Fish measured by surveyors

Measured length distribution

See how the 11 measured fish were spread across different length ranges.

Smallest: 5.5 cm
Lower quarter: 12.6 cm
Median: 25.6 cm
Upper quarter: 35 cm
Largest: 49 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 2 common carp. This is a subset of the measured fish and may not represent the whole population.

Lightest: 2 lb 0.6 oz (0.923 kg)
Lower quarter: 2 lb 14.5 oz (1.32 kg)
Median: 3 lb 12.5 oz (1.71 kg)
Upper quarter: 4 lb 10.4 oz (2.11 kg)
Heaviest: 5 lb 8.4 oz (2.51 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Brent

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

Perch Roach 3-spined stickleback Gudgeon European eel 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 →