RiverFish

Chub · Leuciscus cephalus

Chub in the River Alt

Largest measured chub: 36 cm

The largest chub measured in Environment Agency surveys of the River Alt was 36 cm, recorded at Bull Bridge on 31 August 2005.

Across 57 measured chub, the median measured length was 25.9 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 Alt.

See chub records across England →

Most recent observation1 May 2026Alt Weir Downstream · 2 fish
Largest measured chub
36 cm
Median length
25.9 cm
Fish measured
57
Survey locations
5

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
36 cm31 Aug 2005Bull Bridge87759
34.8 cm18 Oct 2007Bull Bridge108830
34.5 cm31 Aug 2005Bull Bridge87759
34.4 cm31 Aug 2005Bull Bridge87759
34.3 cm31 Aug 2005Bull Bridge87759
34.2 cm31 Aug 2005Bull Bridge87759
34 cm18 Oct 2007Bull Bridge108830
34 cm31 Aug 2005Bull Bridge87759
33.3 cm31 Aug 2005Bull Bridge87759
33 cm31 Aug 2005Bull Bridge87759

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
Alt Weir Upstream1 May 20261 May 20261
Alt Weir Downstream1 May 20261 May 20261
Homer Green19 Oct 201519 Oct 20151
Bull Bridge17 Jul 20018 Mar 20134
Alt Bridge17 Jul 200130 Aug 20052

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

2001–2026

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 57 measured fish were spread across different length ranges.

Smallest
5.1 cm
Lower quarter
18.5 cm
Median
25.9 cm
Upper quarter
30.5 cm
Largest
36 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Alt

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

Gudgeon Flounder European eel Roach 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 →