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American grayling (Thymallus arcticus) — Salmonidae

American grayling

Thymallus arcticus
Family: Salmonidae
LC · Least Concern

The American grayling (Thymallus arcticus) is a freshwater fish of the family Salmonidae that grows up to 76 cm.

Length
76 cm
Water
Freshwater
Depth
30.0–? m
Diet
Carnivore
Behaviour
Small groups
Body shape
Torpedo-shaped
Substrate
Mixed bottom
Danger
Harmless
Edibility
Commonly eaten

Description

The Arctic grayling is a salmonid (Salmonidae) from northern North America and Siberia. The species has a slender, silvery body with a purplish sheen and, characteristically, a very tall, sail-shaped dorsal fin with colourful spots and margins. It inhabits open water of clear, cold medium to large rivers and lakes and enters rocky creeks to spawn. It feeds on insects, small crustaceans, eggs and small fishes. It is a valued sport fish. The species is harmless to humans.

Frequently asked questions

How do you recognise the American grayling?

The American grayling has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern.

Where does the American grayling live?

The American grayling lives in fresh water and is mostly found around mixed bottom.

How big does the American grayling get?

The American grayling grows to a maximum of about 76 cm. On average the species is around 34 cm.

Is the American grayling dangerous to humans?

No, the American grayling is harmless to humans.

Is the American grayling edible?

Yes, the American grayling is commonly eaten.

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All data

Identification

Dutch name
Vlagzalm sourced
English name
American grayling verified
Scientific name
Thymallus arcticus
Family
Salmonidae
Other names
Arctic grayling verified

Appearance

Size class
Large verified
Max length (cm)
76.0 verified
Average length (cm)
34.3 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Min depth (m)
30.0 verified
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
levensduur_max_jaar
18.0 verified

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bodemvissen met natuurlijk aas (worm, garnaal of vis) op of vlak boven de bodem. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Thymallus

More from the family Salmonidae

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