RiverFish

Chub · Leuciscus cephalus

Chub in the River Ouse/Ure eel surveys

Largest measured chub: 42.1 cm

The largest chub measured in Environment Agency surveys of the River Ouse/Ure eel surveys was 42.1 cm, recorded at River Foss at Lilling Green (Eel) on 5 July 2024.

Across 289 measured chub, the median measured length was 11.5 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 Ouse/Ure eel surveys.

See chub records across England →

Most recent observation11 June 2026River Foss at Lilling Green (Eel) · 78 fish
Largest measured chub
42.1 cm
Median length
11.5 cm
Fish measured
289
Survey locations
6

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
42.1 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
41.5 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
41.5 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
40.2 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
39.9 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
39 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
38.7 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
38.4 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
36 cm5 Jul 2024River Foss at Lilling Green (Eel)165470
35.9 cm5 Jul 2024River Foss at Lilling Green (Eel)165470

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
River Foss at Lilling Green (Eel)15 Jun 201611 Jun 20263
Overton Ings Fyke nets15 Jun 20222 Jun 20262
River Kyle Youlton Lodge9 Jun 20221 Jun 20263
Stillingfleet eel survey4 Jun 20145 Aug 20243
River Tutt at St Helena's Weir16 Jul 20123 Jun 20243
River Kyle u/s New Parks Beck13 Jun 201415 Jun 20183

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

2012–2026

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 289 measured fish were spread across different length ranges.

Smallest
3.4 cm
Lower quarter
8 cm
Median
11.5 cm
Upper quarter
15.6 cm
Largest
42.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ouse/Ure eel surveys

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

European eel 3-spined stickleback Bullhead Stone loach Roach Gudgeon

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 →