RiverFish

Common carp · Cyprinus carpio

Common carp in the Lake Surveys

Largest measured common carp: 66.5 cm

The largest common carp measured in Environment Agency surveys of the Lake Surveys was 66.5 cm, recorded at Porridge Pot on 24 October 2002.

Across 146 measured common carp, the median measured length was 34.3 cm.

Surveyors recorded weights for 3 common carp. The median was 3 lb 8.4 oz (1.6 kg) and the largest recorded weight was 4 lb 6.5 oz (2 kg).

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

See common carp records across England →

Most recent observation6 February 2017Ewatts lake · 43 fish
Largest measured common carp
66.5 cm
Median length
34.3 cm
Fish measured
146
Survey locations
18

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.

LengthSurvey dateSurvey locationSurvey ID
66.5 cm24 Oct 2002Porridge Pot67603
65 cm24 Oct 2002Porridge Pot67603
59.8 cm12 Jun 2001Middle Harling Lake30863
59.8 cm12 Jun 2001Middle Harling Lake30863
57.3 cm12 Jun 2001Middle Harling Lake30863
56.3 cm12 Jun 2001Middle Harling Lake30863
56.3 cm12 Jun 2001Middle Harling Lake30863
55.3 cm12 Jun 2001Middle Harling Lake30863
54.3 cm12 Jun 2001Middle Harling Lake30863
54.3 cm12 Jun 2001Middle Harling Lake30863

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 surveyedFirst recordedLast recordedVisits finding common carp
Ewatts lake6 Feb 20176 Feb 20171
Monastery Fishery26 Jan 201526 Jan 20151
Gayhurst Court7 Feb 20147 Feb 20141
Sharnbrook Pit No. 521 Jan 201421 Jan 20141
Fields End Water6 Jan 20146 Jan 20141
Wimbotsham Lake9 Dec 20099 Dec 20091
Docking Village Pond3 Mar 20093 Mar 20091
Whitemoor Prison Lake16 Dec 200816 Dec 20081
Soham Gault Pit19 Nov 200819 Nov 20081
Claydon Lower Lake25 Feb 200825 Feb 20081
Silso Conservation Pond13 Mar 200613 Mar 20061
Wild Goose Leys20 Nov 200320 Nov 20031
Brooklands Lake22 Oct 200322 Oct 20031
Barrow Lake No 311 Feb 200311 Feb 20031
Porridge Pot24 Oct 200224 Oct 20021
Poppy Hill23 Oct 200223 Oct 20021
Fenced Acre10 Oct 200210 Oct 20021
Middle Harling Lake12 Jun 200112 Jun 20011

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

2001–2017

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 146 measured fish were spread across different length ranges.

Smallest
7.8 cm
Lower quarter
28.9 cm
Median
34.3 cm
Upper quarter
42.8 cm
Largest
66.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 3 common carp. This is a subset of the measured fish and may not represent the whole population.

Lightest
3 lb 8.4 oz (1.6 kg)
Lower quarter
3 lb 8.4 oz (1.6 kg)
Median
3 lb 8.4 oz (1.6 kg)
Upper quarter
3 lb 15.5 oz (1.8 kg)
Heaviest
4 lb 6.5 oz (2 kg)

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

More fish in this river

Explore the Lake Surveys

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

Roach Perch Common bream Rudd Tench Pike

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 →