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Broad whitefish (Coregonus nasus) — Salmonidae

Broad whitefish

Coregonus nasus
Family: Salmonidae
NativeIntroduced

The Broad whitefish (Coregonus nasus) is a brackish-water fish of the family Salmonidae that grows up to 71 cm.

Length
71 cm
Water
Brackish
Behaviour
Schooling
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
North America: Canada, Russia, Ukraine, Alaska
Edibility
Commonly eaten

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Description

The Broad whitefish is a whitefish (Salmonidae) from cold, clear lakes and rivers of Arctic North America and Siberia. The species grows to about 40 cm and has a slender, silvery, streamlined body with a small mouth and an adipose fin. As a social schooling fish it swims in cold, oxygen-rich water and filters small zooplankton and snaps at insect larvae and small invertebrates from the bottom. It is an important food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Broad whitefish?

The Broad whitefish has a torpedo-shaped body and is mainly silver-grey.

Where does the Broad whitefish live?

The Broad whitefish lives in brackish water and is mostly found around open water. North America: Canada, Russia, Ukraine, Alaska

How big does the Broad whitefish get?

The Broad whitefish grows to a maximum of about 71 cm. On average the species is around 46 cm.

Is the Broad whitefish dangerous to humans?

No, the Broad whitefish is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Broad whitefish edible?

Yes, the Broad whitefish is commonly eaten.

More photos

Broad whitefish (Coregonus nasus) — Salmonidae — 2
iNaturalist ((c) andrewm77, some rights reserved (CC BY-NC))
Broad whitefish (Coregonus nasus) — Salmonidae — 3
Wikimedia Commons — painter from Brockhaus and Efron Encyclopedic Dictionary (Public domain)
Broad whitefish (Coregonus nasus) — Salmonidae — 4
iNaturalist ((c) M. A. Naturalist, some rights reserved (CC BY-NC))
Broad whitefish (Coregonus nasus) — Salmonidae — 5
iNaturalist ((c) noyablokov, some rights reserved (CC BY-NC))
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All data

Identification

English name
Broad whitefish sourced
Scientific name
Coregonus nasus
Family
Salmonidae
Other names
Broad whitefish; Large Bottom Whitefish; Round-nosed whitefish; Sheep-nosed whitefish verified

Appearance

Size class
Large verified
Max length (cm)
71.0 verified
Average length (cm)
46.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Brackish sourced
Substrate
Open water sourced
Natural range
North America: Canada, Russia, Ukraine, Alaska sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Schooling sourced
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
levensduur_max_jaar
15.0 verified
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Can be caught with natural bait or lures, matched to the size and habitat of the species. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Coregonus

More from the family Salmonidae

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