RiverFish

Chub · Leuciscus cephalus

Chub in the Pix Brook

Largest measured chub: 31.4 cm

The largest chub measured in Environment Agency surveys of the Pix Brook was 31.4 cm, recorded at Church End Arlesey on 18 April 2016.

Across 49 measured chub, the median measured length was 16.7 cm.

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

See chub records across England →

Most recent observation8 May 2025Church End Arlesey · 20 fish
Largest measured chub
31.4 cm
Median length
16.7 cm
Fish measured
49
Survey locations
4

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
31.4 cm18 Apr 2016Church End Arlesey147943
26.7 cm18 Apr 2016Church End Arlesey147943
24.7 cm18 Apr 2016Church End Arlesey147943
24.2 cm18 Apr 2016Church End Arlesey147943
22.8 cm18 Apr 2016Church End Arlesey147943
21.6 cm28 Apr 2022Church End Arlesey160912
21 cm28 Apr 2022Church End Arlesey160912
20.3 cm28 Apr 2022Church End Arlesey160912
19.9 cm28 Apr 2022Church End Arlesey160912
19.7 cm8 May 2025Church End Arlesey176551

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
Church End Arlesey19 Jan 20108 May 20254
Stotfold19 Jan 201019 Jan 20101
Letchworth STW19 Jan 201019 Jan 20101
DS Stotfold19 Jan 201019 Jan 20101

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

2010–2025

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 49 measured fish were spread across different length ranges.

Smallest
10.6 cm
Lower quarter
14.4 cm
Median
16.7 cm
Upper quarter
19 cm
Largest
31.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Pix Brook

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

Bullhead Stone loach Minnow

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 →