RiverFish

Chub · Leuciscus cephalus

Chub in the River Brock

Largest measured chub: 48 cm

The largest chub measured in Environment Agency surveys of the River Brock was 48 cm, recorded at Nearer Light Ash on 3 October 2005.

Across 124 measured chub, the median measured length was 18.4 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 Brock.

See chub records across England →

Most recent observation21 June 2023Myerscough College · 2 fish
Largest measured chub
48 cm
Median length
18.4 cm
Fish measured
124
Survey locations
2

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
48 cm3 Oct 2005Nearer Light Ash87760
34.5 cm3 Oct 2005Nearer Light Ash87760
33 cm18 Oct 2004Myerscough College82897
32.9 cm3 Oct 2005Nearer Light Ash87760
31.7 cm5 Aug 2005Myerscough College88464
30 cm3 Aug 2016Myerscough College148769
30 cm3 Oct 2005Nearer Light Ash87760
29 cm3 Oct 2005Nearer Light Ash87760
28.8 cm13 Sept 2006Nearer Light Ash101330
28.7 cm13 Sept 2006Nearer Light Ash101330

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
Myerscough College1 Oct 200221 Jun 202311
Nearer Light Ash3 Oct 200513 Sept 20062

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

2002–2023

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 124 measured fish were spread across different length ranges.

Smallest
8 cm
Lower quarter
14.6 cm
Median
18.5 cm
Upper quarter
23.6 cm
Largest
48 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Brock

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

Brown / sea trout European eel Atlantic salmon Dace Brook lamprey Flounder

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 →