''Octopus oliveri'', is a species of

octopus An octopus ( : octopuses or octopodes, see below for variants) is a soft-bodied, eight- limbed mollusc of the order Octopoda (, ). The order consists of some 300 species and is grouped within the class Cephalopoda with squids, cuttle ...

found in the western

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the continen ...

off the coast of

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...

, and Kermadec Island, in reefs and boulder coasts. It is a small species, roughly 70-260mm in length. Females will take longer to mate, the larger their body size. Afterwards, ~5000 eggs will hatch in about five weeks after being laid, and the male/female ratio seems unaffected by temperature. These eggs are laid in strings attached to a hard substrate.

References

* Norman M.D. & Hochberg F.G. (2005) ''The current state of Octopus taxonomy.'' Phuket Marine Biological Center Research Bulletin 66:127–154 * Norman M.D., Finn J.K. & Hochberg F.G. (2014). ''Family Octopodidae.'' pp. 36–215, in P. Jereb, C.F.E. Roper, M.D. Norman & J.K. Finn eds. Cephalopods of the world. An annotated and illustrated catalogue of cephalopod species known to date. Volume 3. Octopods and Vampire Squids. FAO Species Catalogue for Fishery Purposes ome, FAO 4(3): 353 pp. 11 pls. * Spencer, H.G., Marshall, B.A. & Willan, R.C. (2009). Checklist of New Zealand living Mollusca. pp 196–219. in: Gordon, D.P. (ed.) New Zealand inventory of biodiversity. Volume one. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia. Canterbury University Press, Christchurch. Octopodidae Molluscs described in 1998 Fauna of Japan Fauna of Hawaii {{Octopus-stub