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🌊 Marine 🌡️ Temperate

Southern blue whiting

Micromesistius australis Norman, 1937
Max Length
90 cm
Max Weight
-
Lifespan
30 yrs
Trophic Level
3.8
Depth
50–900 m
Climate
Temperate
Resilience
Medium
Vulnerability
52.00/100
Typical Length
60 cm
Depth Zone
-

📖 Overview

Invades shelf waters during summer and concentrating over the continental slope in winter. Forms schools . The young feed on euphausiids and amphipods and occasionally on copepods, cephalopods and small fish. Utilized in frozen blocks and as fishmeal. In Japan used as suerii (minced meat) for karaoke (fish cake) . Can be fried, microwaved and baked .

Scientific Name
Micromesistius australis
Authority
Norman, 1937
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
90 cm
Lifespan
30 years
Depth Range
50–900 m
Trophic Level
3.8
Resilience
Medium
Vulnerability
52.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 43 - 55; Anal spines: 0; Anal soft rays: 56 - 71; Vertebrae: 54 - 57. : elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Southern blue whiting is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Size at Maturity
33.7cm TL

Oviparous, sexes are separate .

🌍 Habitat & Distribution

Marine; benthopelagic; oceanodromous ; depth range 50 - 900 m , usually 200 - 400 m . Temperate; 37°S - 65°S, 165°E - 34°W southwest Atlantic; off Chile in the southeast Pacific; also off South Georgia, South Shetland and South Orkney islands.

🌿 Ecology

Zone Preferences
🌊 Marine
Migration
Oceanodromous
Trophic Level
3.8±0.5
🐠 Schooling
Food Items

euphausiids and amphipods and occasionally on copepods, cephalopods and small fish

📐 Morphometrics

Length–Weight Relationship: W = 0.00372 × L3.15 (TL)
Max TL
90cm
Dorsal Rays
49
Anal Rays
64
Vertebrae
56

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
52.00/100
Moderate-High vulnerability
Trophic Level
3.8
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Norman, 1937

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Southern blue whiting
🌍CES treska jižní
🇩🇪German südlicher Wittling
🇫🇷French merlan bleu austral
🇯🇵Japanese パタゴニアミナミダラ
🇳🇱Dutch zuidelijke blauwe wijting
🇳🇴Norwegian Sørlig kolmule
🇵🇱Polish błękitek południowy
🇷🇺Russian Южная путассу
🇨🇳Chinese 南藍鱈

Scientific Synonyms

Scientific Name Author Year Status
Micromesistius australis australis - - Synonym
Micromesistius australis pallidus Inada & Nakamura 1975 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 9 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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