Enteroctopus magnificus

Southern Giant Octopus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Order: Octopoda
Family: Octopodidae
Genus: Enteroctopus
Species: E. magnificus
Binomial name
Enteroctopus magnificus
(Villanueva, Sanchez & Compagno, 1992)
Distribution of E. magnificus
Synonyms
  • Octopus magnificus
    Villanueva, Sanchez & Compagno, 1992

Enteroctopus magnificus, also known as the Southern Giant Octopus, is a large octopus in the genus Enteroctopus. It is native to the waters off Namibia and South Africa.

Description

E. magnificus bears the distinctive characteristics of the genus Enteroctopus, including longitudinal folds on the body and large, paddle-like papillae. E. magnificus is a large octopus, reaching total lengths of up to 1.8 m[1] and a mass of 11.4 kg.[2]

Range and habitat

E. magnificus occurs from Namibia to Port Elizabeth, South Africa. It is found primarily on sand and mud flats from shallow subtidal areas to about 1000 m depth.[1]

Predators

E. magnificus is predated on by the South African fur seal (Arctocephalus pusillus pusillus) and the Leafscale gulper shark (Centrophorus squamosus).[2]

Diet

Like many octopuses, E. magnificus is a generalist predator. The chief food source for this octopus is the deep-sea portunid crab Bathynectes piperitus. Other major prey items include the Cape hagfish (Myxine capensis), the crab species Pontophilus gracilis, and hermit crabs in the Parapagurus genus.[2]

Fisheries

E. magnificus is only collected by trawl and in lobster pots. Harvest of this octopus is small, mainly as a finfish trawl fisheries by-catch.[1]

References

  1. ↑ 1.0 1.1 1.2 Norman, M. (2003). Cephalopods: A World Guide. ConchBooks: Heckenhaim, Germany. pp. 213–216.
  2. ↑ 2.0 2.1 2.2 Villanueva, R. (1993). Diet and mandibular growth of Octopus magnificus (Cephalopoda). South African Journal of Marine Science 13: 121–126.

External links