Chub · Leuciscus cephalus

Chub in the River Ouse Tributaries

Largest measured chub: 47.1 cm

The largest chub measured in Environment Agency surveys of the River Ouse Tributaries was 47.1 cm, recorded at Shell Brook d/s Ardingly Reservoir on 24 August 2021.

Across 83 measured chub, the median measured length was 20.5 cm.

Surveyors recorded weights for 28 chub. The median was 7.5 oz (0.2135 kg) and the largest recorded weight was 1 lb 4.9 oz (0.592 kg).

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

See chub records across England →

Most recent observation24 August 2021Shell Brook d/s Ardingly Reservoir · 3 fish

Largest measured chub: 47.1 cm
Median length: 20.5 cm
Fish measured: 83
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.

Length	Survey date	Survey location	Survey ID
47.1 cm	24 Aug 2021	Shell Brook d/s Ardingly Reservoir	160161
39.8 cm	24 Aug 2021	Shell Brook d/s Ardingly Reservoir	160161
36 cm	26 Aug 2003	Pellingford Brook	77001
33.5 cm	26 Aug 2003	Pellingford Brook	77001
32.1 cm	24 Aug 2021	Shell Brook d/s Ardingly Reservoir	160161
30.5 cm	26 Aug 2003	Pellingford Brook	77001
30 cm	29 Sept 2009	Andrew's Stream	119183
29.7 cm	26 Aug 2003	Pellingford Brook	77001
29.3 cm	26 Aug 2003	Pellingford Brook	77001
29.2 cm	22 Aug 2003	North End	77002

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
Shell Brook d/s Ardingly Reservoir	24 Aug 2021	24 Aug 2021	1
Pellingford Brook	26 Aug 2003	15 Aug 2013	2
North End	22 Aug 2003	6 Aug 2013	2
Sheffield Bluebell Railway Station Stream	27 Oct 2009	27 Oct 2009	1
Andrew's Stream	29 Sept 2009	29 Sept 2009	1

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

2003–2021

Survey records by year

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

203

004

005

006

007

008

209

010

011

012

213

014

015

016

017

018

019

020

121

Fish measured by surveyors

Measured length distribution

See how the 83 measured fish were spread across different length ranges.

Smallest: 13.6 cm
Lower quarter: 18.3 cm
Median: 20.5 cm
Upper quarter: 25.5 cm
Largest: 47.1 cm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 28 chub. This is a subset of the measured fish and may not represent the whole population.

Lightest: 2 oz (0.056 kg)
Lower quarter: 3.8 oz (0.1072 kg)
Median: 7.5 oz (0.2135 kg)
Upper quarter: 10.4 oz (0.296 kg)
Heaviest: 1 lb 4.9 oz (0.592 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Ouse Tributaries

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

Brown / sea trout Dace Bullhead Roach Gudgeon Perch

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 →