Mantle length is cm. This species is extremely venomous, tetrodotoxin venom produced in the salivary glands has potential to cause human deaths (Ref. Learn more about the Southern blue-ringed octopus – with amazing Southern blue-ringed octopus videos, photos and facts on Arkive. Southern blue-ringed octopus, head detail – View amazing Southern blue-ringed octopus photos – Hapalochlaena maculosa – on Arkive.

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Maculoosa other species of the blue-ringed octopus, this variety is named for the virulent blue rings that it displays when agitated. For this type of octopus, there is approximately a two-month window in which a female acquires and stores sperm from multiple males. Lesser Southern blue-ringed octopuses, Hapalochlaena maculosaare the larger of the two and more common. Positive This species lacks an ink sac and therefore has become a common addition to the marine aquarium.


Found along the southern coasts of Australia, H. She will guard them for a period of fifty days, at which point they will hatch into planktonic “paralarva”.

Southern blue-ringed octopus

Rodents of Unusual Size communitycoypudocumentaryecosystemenvironmentfilmmakerfilmmakinginvasiveinvasive hapwlochlaenarodentsUSAWetlandswildlife Monday 24 September Wildscreen With – Tom Hooker: Proseriata and Kalyptorhynchia – Rhabditophora North Pacific giant octopus Enteroctopus dofleini.

Oxford University Press, Oxford. This can often pose a problem in an aquarium environment, where underground filters are common.

Sequence analysis Automatic assertion according to rules i SAM: Ruddy turnstone Arenaria interpres. MoynihanCampbellAustralian wildlife lecturesRogersonPark Despite their highly toxic venom, southern blue-ringed octopuses tend to be passive and relatively harmless unless provoked.

NP1 – Hapalochlaena maculosa (Blue-ringed octopus)

Cephalopod Life Cycles v. The common name comes from the bright blue rings that appear when they are alarmed. Systems used to automatically annotate proteins with high accuracy:.

The average life span of a southern blue ringed octopus is around seven months. Terms of Use hapaochlaena The displayed portlet may be used as a link from your website to Arkive’s online content for private, scientific, conservation or educational purposes only.


Blue-ringed octopuses, such as H. It pins down and injects it through its beak. Rodents of Unusual Size. Compiled distribution map provided by [data resource not known]. Smaller patches dot their web and base of their arms. When at peace, their coloring is often a drab, mucus like color. Deep Music Digitally Imported Pandora.

Many studies have been done on how southern blue-ringed octopuses choose their mates and if females can choose the sperm used to fertilize her eggs Morse et al. Communication and Noncommunication by Cephalopods. Southern blue-ringed octopus Hapalochlaena maculosa in Blairgowrie, Victoria Scientific classification Kingdom: Wood Economic Importance for Humans: The southern blue-ringed macukosa Hapalochlaena maculosa is one of three or perhaps four highly venomous species of blue-ringed octopuses.

Lophogastrida, Stygiomysida and Mysida Cephalopods hapqlochlaena the world. Retrieved from ” https: