RiverFish

Chub · Leuciscus cephalus

Chub in the River Swale

Largest measured chub: 69.3 cm

The largest chub measured in Environment Agency surveys of the River Swale was 69.3 cm, recorded at Brafferton on 1 August 1996.

Across 3,719 measured chub, the median measured length was 3.4 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 Swale.

See chub records across England →

Most recent observation13 August 2025Maunby - Fry Survey · 12 fish
Largest measured chub
69.3 cm
Median length
3.4 cm
Fish measured
3,719
Survey locations
29

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
69.3 cm1 Aug 1996Brafferton110454
61 cm2 Jul 2015Brafferton145343
57.5 cm10 Aug 1995Brafferton110464
55.1 cm21 Jul 2005Myton Grange85833
54.5 cm6 Aug 2006Skipton-on-Swale101075
54.3 cm9 Aug 2006Morton-on-Swale101078
54.2 cm9 Aug 2005Catterick85873
54.2 cm28 Jul 2005Maunby Railway Bridge86920
53.5 cm5 Jul 2010Maunby Demesne Upper Site124765
53.5 cm1 Aug 2006Brafferton101071

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
Maunby - Fry Survey19 Sept 199613 Aug 202519
Skipton-on-Swale10 Aug 19957 Aug 202514
Maunby Demesne Upper Site16 Aug 200030 Jul 202519
Brafferton10 Aug 199530 Jul 202521
Myton Grange15 Aug 200224 Jul 202512
Morton-on-Swale15 Aug 20003 Aug 20107
Leckby24 Jul 20022 Jul 20105
Thornton Bridge - Fry Survey20 Sept 19841 Sept 200924
Brompton-on-Swale, Thornborough Farm3 Aug 19952 Aug 20077
Langton Bridge3 Aug 199531 Jul 20077
Catterick9 Aug 20029 Aug 20052
Ellerton8 Aug 20058 Aug 20051
Tancred Grange4 Aug 20054 Aug 20051
Swalefields4 Aug 20054 Aug 20051
Kiplin26 Jul 20024 Aug 20052
Langton Grange3 Aug 20053 Aug 20051
Catton22 Jul 19972 Aug 20052
Holme25 Jun 19961 Aug 20053
Danotty Hall1 Aug 20051 Aug 20051
Ainderby Quernhow1 Aug 20051 Aug 20051
Topcliffe Caravan Park23 Jul 200228 Jul 20052
Maunby Railway Bridge28 Jul 200528 Jul 20051
Far Fairholme26 Jul 200526 Jul 20051
Fawdington23 Jul 200221 Jul 20052
u/s Topcliffe Weir (Electric Fishing)12 Aug 200312 Aug 20031
Baldersby14 Aug 200214 Aug 20021
Maunby Demesne9 Aug 199516 Aug 20003
d/s Wiske22 Jul 199722 Jul 19971
Skipton - Fry Survey19 Sept 199619 Sept 19961

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

1984–2025

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 3,719 measured fish were spread across different length ranges.

Smallest
1.3 cm
Lower quarter
2.7 cm
Median
3.4 cm
Upper quarter
35 cm
Largest
69.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Swale

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

Minnow Bullhead Stone loach Dace Grayling Barbel

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 →