RiverFish

Chub · Leuciscus cephalus

Chub in the River Wensum (Restoration strategy)

Largest measured chub: 57.4 cm

The largest chub measured in Environment Agency surveys of the River Wensum (Restoration strategy) was 57.4 cm, recorded at Three Bridges Farm, Lyng on 22 August 2024.

Across 488 measured chub, the median measured length was 17.7 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Wensum (Restoration strategy).

See chub records across England →

Most recent observation30 August 2024Upstream Attlebridge · 152 fish
Largest measured chub
57.4 cm
Median length
17.7 cm
Fish measured
488
Survey locations
8

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
57.4 cm22 Aug 2024Three Bridges Farm, Lyng167129
57 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
56.8 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
56.5 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
56.3 cm23 Jul 2019Swanton Morley (Restoration Reach 14)156037
55 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
55 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
54.5 cm4 Sept 2012Upstream County School (reach 19)133298
54.5 cm13 Jun 2012Swanton Morley (Restoration Reach 14)131535
54.3 cm11 Jul 2013Swanton Morley (Restoration Reach 14)137309

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
Upstream Attlebridge30 Aug 202430 Aug 20241
Swanton Morley (Restoration Reach 14)13 Jun 201228 Aug 20244
Three Bridges Farm, Lyng22 Aug 202422 Aug 20241
Downstream Porters Lane, Lenwade14 Aug 202414 Aug 20241
Upstream County School (reach 19)21 Sept 20095 Jul 20194
Gt. Ryburgh Common, New loop (Reach24)22 Jul 201322 Jul 20131
Gt Ryburgh End - New Channel Downstream6 Sept 20126 Sept 20121
Sayers Meadow30 Jul 199730 Jul 19971

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

1997–2024

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 488 measured fish were spread across different length ranges.

Smallest
4.2 cm
Lower quarter
11 cm
Median
17.7 cm
Upper quarter
36.9 cm
Largest
57.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wensum (Restoration strategy)

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

Minnow Bullhead Dace Stone loach Gudgeon 3-spined stickleback

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 →