Animalia > Chordata > Actinopterygii > Gadiformes > Gadidae > Micromesistius > Micromesistius australis

Micromesistius australis (Southern poutassou; Southern blue whiting)

Synonyms: Micromesistius australis australis; Micromesistius australis pallidus
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Wikipedia Abstract

The southern blue whiting (Micromesistius australis) is a codfish of the genus Micromesistius, found in the southern oceans with temperatures between 3 and 7°C, at depths of 50 to 900 m. Its length is commonly between 30 and 60 cm, with a maximum length of 90 cm. Maximum weight is at least 1350 g. A related species, the blue whiting, Micromesistius poutassou, occurs in the Northern Hemisphere. The two disjunct populations are:
View Wikipedia Record: Micromesistius australis


Migration [1]  Oceanodromous

Prey / Diet

Argyropelecus hemigymnus (short silver hatchetfish)[2]
Cyphocaris anonyx[3]
Euphausia superba (Antarctic krill)[2]
Euphausia vallentini[3]
Notophycis marginata (Dwarf codling)[2]
Themisto gaudichaudii[3]
Thysanoessa gregaria[3]
Vibilia stebbingi[3]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Allothunnus fallai (Tuna)3
Balaenoptera bonaerensis (Antarctic Minke Whale)1
Chaenocephalus aceratus (Scotian icefish)1
Champsocephalus gunnari (Mackerel icefish)1
Coelorinchus aspercephalus (Rough-head whiptail)1
Electrona antarctica (Lanternfish)1
Electrona carlsbergi (Electron subantarctic)1
Electrona paucirastra (Belted lanternfish)1
Gymnoscopelus braueri (Lanternfish)1
Gymnoscopelus nicholsi (Nichol's lanternfish)1
Macrourus carinatus (Ridgescale whiptail)1
Macruronus novaezelandiae (Whiptail hake)1
Megaptera novaeangliae (Humpback Whale)1
Metelectrona herwigi (Herwig lanternfish)1
Nannobrachium achirus (Lantern fish)1
Notothenia microlepidota (Black cod)1
Nototheniops larseni (Painted notie)1
Oceanites oceanicus (Wilson's Storm-Petrel)2
Protomyctophum choriodon (Lanternfish)1
Scomber scombrus (Split)1
Thyrsites atun (snake mackerel)1


Aethia psittacula (Parakeet Auklet)[2]
Aethia pusilla (Least Auklet)[2]
Alle alle (Little Auk)[2]
Brachyramphus brevirostris (Kittlitz's Murrelet)[2]
Brachyramphus marmoratus (Marbled Murrelet)[2]
Brachyramphus perdix (Long-billed Murrelet)[2]
Cepphus carbo (Spectacled Guillemot)[2]
Cepphus columba (Pigeon Guillemot)[2]
Chroicocephalus saundersi (Saunders's Gull)[2]
Cottoperca gobio (Channel bull blenny)[2]
Dissostichus eleginoides (Patagonsky klykach)[2]
Eudyptes pachyrhynchus (Fiordland Penguin)[2]
Eudyptes robustus (Snares Penguin)[2]
Eudyptes sclateri (Erect-crested Penguin)[2]
Eudyptula minor (Little Penguin)[2]
Fratercula arctica (Atlantic Puffin)[2]
Fratercula cirrhata (Tufted Puffin)[2]
Fratercula corniculata (Horned Puffin)[2]
Fulmarus glacialis (Northern Fulmar)[2]
Genypterus blacodes (Rock ling)[3]
Hydroprogne caspia (Caspian Tern)[2]
Ichthyaetus ichthyaetus (Great Black-headed Gull)[2]
Ichthyaetus relictus (Relict Gull)[2]
Lampris immaculatus (Moonfish)[4]
Larus canus (Mew Gull)[2]
Larus hyperboreus (Glaucous Gull)[2]
Megadyptes antipodes (Yellow-eyed Penguin)[2]
Merluccius australis (Whiting)[2]
Microcarbo coronatus (Crowned Cormorant)[2]
Morus bassanus (Northern Gannet)[2]
Morus serrator (Australasian Gannet)[2]
Onychoprion aleuticus (Aleutian Tern)[2]
Pagophila eburnea (Ivory Gull)[2]
Phalacrocorax aristotelis (Shag)[2]
Phalacrocorax auritus (Double-crested Cormorant)[2]
Phalacrocorax carbo (Great Cormorant)[2]
Phalacrocorax pelagicus (Pelagic Cormorant)[2]
Procellaria aequinoctialis (White-chinned Petrel)[2]
Rissa tridactyla (Black-legged Kittiwake)[2]
Salilota australis (Tadpole codling)[2]
Spheniscus magellanicus (Magellanic Penguin)[5]
Stercorarius parasiticus (Parasitic Jaeger)[2]
Sterna forsteri (Forster's Tern)[2]
Sterna hirundo (Common Tern)[2]
Sternula albifrons (Little Tern)[2]
Sternula antillarum (Least Tern)[2]
Synthliboramphus antiquus (Ancient Murrelet)[2]
Synthliboramphus wumizusume (Japanese Murrelet)[2]
Thalassarche cauta (Shy Albatross)[2]
Thalassarche eremita (Chatham Albatross)[2]
Thalassarche impavida (Campbell Albatross)[6]
Thalassarche melanophris (Black-browed Albatross)[2]
Thalassarche salvini (Salvin's Albatross)[2]
Thalasseus bernsteini (Chinese Crested Tern)[2]
Uria aalge (Common Murre)[2]
Uria lomvia (Thick-billed Murre)[2]
Xema sabini (Sabine's Gull)[2]


Parasitized by 
Anisakis simplex[7]
Derogenes varicus[7]
Diclidophora micromesisti[7]
Elytrophalloides oatesi[7]
Hepatoxylon trichiuri[7]
Pseudoterranova decipiens[7]


Antarctic; Argentina; Atlantic Ocean; Atlantic, Antarctic; Atlantic, Southwest; Chile; Elephant Island; Falkland Is. (Malvinas); Humboldt Current; New Zealand; New Zealand Shelf; Pacific Ocean; Pacific, Southeast; Pacific, Southwest; Patagonian Shelf; S. Georgia - S. Sandwich Is.; Scotia Sea; South Orkney Islands; South Shetland Islands; Southwest Chilean Waters; There are 2 disjunct populations. <i>Micromesistius australis australis</i> occurs around the Falkland Islands and Argentine Patagonia in the southwest Atlantic; off Chile in the southeast Pacific; also off South Georgia, South Shetland and South Orkney ; There are 2 disjunct populations. <i>Micromesistius australis australis</i> occurs around the Falkland Islands and Argentine Patagonia in the southwest Atlantic; off Chile in the southeast Pacific; also off South Georgia, South Shetland and South Orkney islands. <i>Micromesistius australis pallidus</i> occurs around the South Island of New Zealand.;



Attributes / relations provided by
1Riede, Klaus (2004) Global Register of Migratory Species - from Global to Regional Scales. Final Report of the R&D-Projekt 808 05 081. 330 pages + CD-ROM
2Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
3Malcolm R. Clark (1985): The food and feeding of seven fish species from the Campbell Plateau, New Zealand, New Zealand Journal of Marine and Freshwater Research, 19:3, 339-363
4Diet of the southern opah Lampris immaculatus on the Patagonian Shelf; the significance of the squid Moroteuthis ingens and anthropogenic plastic, George D. Jackson, Nicole G. Buxton, Magnus J. A. George, Mar Ecol Prog Ser 206: 261–271, 2000
6Campbell Albatross(Thalassarche impavida), Agreement on the Conservation of Albatrosses and Petrels –
7Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
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