Chub · Leuciscus cephalus

Chub in the Bourn Brook

Largest measured chub: 48.8 cm

The largest chub measured in Environment Agency surveys of the Bourn Brook was 48.8 cm, recorded at Westfield Farm on 3 November 1993.

Across 110 measured chub, the median measured length was 31.6 cm.

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

See chub records across England →

Most recent observation8 February 2005Westfield Farm · 1 fish

Largest measured chub: 48.8 cm
Median length: 31.6 cm
Fish measured: 110
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.

Length	Survey date	Survey location	Survey ID
48.8 cm	3 Nov 1993	Westfield Farm	29327
41.8 cm	19 Apr 1991	Barton Bridge	29325
41.3 cm	19 Apr 1991	Barton Bridge	29325
40.8 cm	19 Apr 1991	Barton Bridge	29325
39.3 cm	3 Feb 1997	Westfield Farm	29330
38.8 cm	3 Feb 1997	Westfield Farm	29330
37.8 cm	3 Feb 1997	Westfield Farm	29330
37.8 cm	19 Apr 1991	Barton Bridge	29325
37.3 cm	3 Feb 1997	Westfield Farm	29330
36.8 cm	13 Feb 1997	Barton Bridge	29331

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 surveyed	First recorded	Last recorded	Visits finding chub
Westfield Farm	18 Apr 1991	8 Feb 2005	4
Barton Bridge	19 Apr 1991	13 Feb 1997	3

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

1991–2005

Survey records by year

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

291

092

293

094

095

096

297

098

099

000

001

002

003

004

105

Fish measured by surveyors

Measured length distribution

See how the 110 measured fish were spread across different length ranges.

Smallest: 5.8 cm
Lower quarter: 27.4 cm
Median: 31.6 cm
Upper quarter: 33.8 cm
Largest: 48.8 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Bourn Brook

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

Pike Bullhead Roach Dace Perch 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 →