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Arctic rainbow smelt (Osmerus dentex) — Osmeridae

Arctic rainbow smelt

Osmerus dentex
Family: Osmeridae
LC · Least Concern

The Arctic rainbow smelt (Osmerus dentex) is a fish that lives in both fresh and salt water of the family Osmeridae that grows up to 34 cm.

Length
34 cm
Water
Euryhaline
Depth
0.0–290.0 m
Diet
Carnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Open water
Danger
Harmless
Edibility
Commonly eaten

Description

The Arctic rainbow smelt is a smelt from cold coastal and fresh waters of the northern Pacific and the Arctic Ocean. The species grows to about 34 cm and has a slender, translucent silvery body with an adipose fin and small sharp teeth. It is anadromous: it lives at sea and migrates into rivers to spawn. Freshly caught it smells strongly of cucumber. It forms schools and eats zooplankton and small fish. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Arctic rainbow smelt?

The Arctic rainbow smelt has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern.

Where does the Arctic rainbow smelt live?

The Arctic rainbow smelt lives in both fresh and salt water and is mostly found around open water.

How big does the Arctic rainbow smelt get?

The Arctic rainbow smelt grows to a maximum of about 34 cm. On average the species is around 15 cm.

Is the Arctic rainbow smelt dangerous to humans?

No, the Arctic rainbow smelt is harmless to humans.

Is the Arctic rainbow smelt edible?

Yes, the Arctic rainbow smelt is commonly eaten.

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All data

Identification

Dutch name
Arctische regenboogspiering verified
English name
Arctic rainbow smelt verified
Scientific name
Osmerus dentex
Family
Osmeridae
Other names
Arctic smelt; boreal smelt; Pacific rainbow smelt; Rainbow smelt verified

Appearance

Size class
Medium verified
Max length (cm)
34.0 verified
Average length (cm)
14.9 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey inferred
Pattern
Plain sourced
Tail shape
Forked inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Open water sourced
Min depth (m)
0.0 verified
Max depth (m)
290.0 verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes sourced
levensduur_max_jaar
11.0 verified

For anglers

Edibility
Commonly eaten sourced
Fishing method
Kustvissen met netten sourced
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 Osmerus

More from the family Osmeridae

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