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Southern blue whiting (Micromesistius australis) — Gadidae

Southern blue whiting

Micromesistius australis
Family: Gadidae

The Southern blue whiting (Micromesistius australis) is a saltwater fish of the family Gadidae that grows up to 90 cm.

Length
90 cm
Water
Saltwater
Depth
50.0–900.0 m
Diet
Carnivore
Behaviour
Large groups
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Around southern South America and the subantarctic zone; shelf and slope.
Edibility
Commonly eaten

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Description

The southern blue whiting is a cod relative (Gadidae) from the waters around southern South America and the subantarctic zone. The species has a slender, silvery body with three dorsal fins and two anal fins. It lives in schools; in summer it moves onto the continental shelf and in winter it concentrates over the continental slope to spawn. It feeds on zooplankton and small fishes. It is an important commercial food fish. The species is harmless to humans.

Frequently asked questions

How do you recognise the Southern blue whiting?

The Southern blue whiting has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern. Three dorsal fins and two anal fins; schooling, commercially fished cod relative of the south.

Where does the Southern blue whiting live?

The Southern blue whiting lives in the sea (marine waters) and is mostly found around mixed bottom. Around southern South America and the subantarctic zone; shelf and slope.

How big does the Southern blue whiting get?

The Southern blue whiting grows to a maximum of about 90 cm. On average the species is around 60 cm.

Is the Southern blue whiting dangerous to humans?

No, the Southern blue whiting is harmless to humans. None required: this species is harmless to humans.

Is the Southern blue whiting edible?

Yes, the Southern blue whiting is commonly eaten.

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All data

Identification

English name
Southern blue whiting verified
Scientific name
Micromesistius australis
Family
Gadidae
Other names
Southern blue whiting; Southern poutassou verified

Appearance

Size class
Extra large verified
Max length (cm)
90.0 verified
Average length (cm)
60.0 verified
Body shape
Elongated (eel-like) 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
Saltwater sourced
Substrate
Mixed bottom sourced
Min depth (m)
50.0 verified
Max depth (m)
900.0 verified
Natural range
Around southern South America and the subantarctic zone; shelf and slope. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Zooplankton and small fishes sourced
Social behaviour
Large groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
levensduur_max_jaar
30.0 verified
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Three dorsal fins and two anal fins; schooling, commercially fished cod relative of the south. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Micromesistius

More from the family Gadidae

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