RiverFish

Chub · Leuciscus cephalus

Chub in the River Itchen

Largest measured chub: 61 cm

The largest chub measured in Environment Agency surveys of the River Itchen was 61 cm, recorded at Bishopstoke Lock on 2 September 2003.

Across 32 measured chub, the median measured length was 36.1 cm.

Surveyors recorded weights for 17 chub. The median was 1 lb 7.8 oz (0.676 kg) and the largest recorded weight was 4 lb 2.6 oz (1.89 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 Itchen.

See chub records across England →

Most recent observation7 September 2023Lower Itchen Fishery - Hut Run · 1 fish
Largest measured chub
61 cm
Median length
36.1 cm
Fish measured
32
Survey locations
7

Individual EA measurements

Largest measured chub

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
61 cm2 Sept 2003Bishopstoke Lock77434
50.8 cm19 Sept 2001Rickety56270
46.5 cm2 Sept 2022Bishopstoke Barge161453
45.6 cm27 Oct 2003Lower Itchen Fishery - Allington Stream77999
45.4 cm19 Sept 2002Lower Itchen Fishery - Allington Stream55079
43.7 cm19 Sept 2001Rickety56270
43.3 cm27 Oct 2003Lower Itchen Fishery - Allington Stream77999
41.4 cm27 Oct 2003Lower Itchen Fishery - Allington Stream77999
39.5 cm30 Aug 2023Bishopstoke Barge163764
39.2 cm30 Aug 2023Bishopstoke Barge163764

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

Explore the river

Where chub were found

Each point marks a survey location with at least one chub 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 chub
Lower Itchen Fishery - Hut Run7 Sept 20237 Sept 20231
Bishopstoke Barge24 Sept 201330 Aug 20233
Lower Itchen Fishery - Allington Stream19 Sept 200227 Oct 20032
Bishopstoke Lock2 Sept 20032 Sept 20031
Railway25 Sept 200225 Sept 20021
BR Lock15 Aug 200215 Aug 20021
Rickety19 Sept 200119 Sept 20011

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

2001–2023

Survey records by year

Each bar shows how many survey visits recorded chub that year.

Fish measured by surveyors

Measured length distribution

See how the 32 measured fish were spread across different length ranges.

Smallest
7.4 cm
Lower quarter
31.8 cm
Median
36.2 cm
Upper quarter
40 cm
Largest
61 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 17 chub. This is a subset of the measured fish and may not represent the whole population.

Lightest
1.3 oz (0.038 kg)
Lower quarter
8 oz (0.228 kg)
Median
1 lb 7.8 oz (0.676 kg)
Upper quarter
2 lb 5.6 oz (1.07 kg)
Heaviest
4 lb 2.6 oz (1.89 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 Itchen

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

Brown / sea trout Bullhead Minnow European eel Atlantic salmon Grayling

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 →