RiverFish

Chub · Leuciscus cephalus

Chub in the River Granta

Largest measured chub: 47.3 cm

The largest chub measured in Environment Agency surveys of the River Granta was 47.3 cm, recorded at Great Shelford on 24 February 1997.

Across 393 measured chub, the median measured length was 20.5 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 Granta.

See chub records across England →

Most recent observation10 June 2025Great Shelford · 8 fish
Largest measured chub
47.3 cm
Median length
20.5 cm
Fish measured
393
Survey locations
3

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
47.3 cm24 Feb 1997Great Shelford29412
44.3 cm24 Feb 1997Great Shelford29412
42.8 cm24 Feb 1997Great Shelford29412
41.8 cm24 Feb 1997Great Shelford29412
41.3 cm24 Feb 1997Great Shelford29412
41.3 cm22 Jan 1997Babraham (I.A.P)29410
40.8 cm24 Feb 1997Great Shelford29412
40.8 cm24 Feb 1997Great Shelford29412
40.3 cm24 Feb 1997Great Shelford29412
40.3 cm24 Feb 1997Great Shelford29412

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
Great Shelford24 Feb 199710 Jun 20256
Babraham22 Jan 199721 May 20256
Babraham (I.A.P)16 Apr 199120 May 202511

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

1991–2025

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 393 measured fish were spread across different length ranges.

Smallest
6.3 cm
Lower quarter
16.9 cm
Median
20.5 cm
Upper quarter
25.2 cm
Largest
47.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Granta

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

3-spined stickleback Brown / sea trout Bullhead Minnow Stone loach 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 →