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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Economic Importance for Humans: It is fatal to humans. The algorithm is described in the ISO standard. Australian Wildlife Lectures, Two of these are Hapalochlaena lunulata and Hapalochlaena fasciata.

These creatures are nocturnal, primarily active at night.

Southern blue-ringed octopus

The female southern blue-ringed octopus carries its hapaloxhlaena until they hatch, and dies shortly afterwards. Embed this Arkive thumbnail link “portlet” by copying and pasting the code below.

More information is needed on the populations of this small octopus, and measures to regulate its export for the aquarium trade should also be macukosa 3. This being said, it is likely that H. In actuality, the venom is primarily used in hunting or for defense.

She will guard them for a period of fifty days, at which point they will hatch into planktonic “paralarva”. The southern blue-ringed octopus Hapalochlaena maculosa is one of three or perhaps four highly venomous species of blue-ringed octopuses.


Negative This species is considered one of the most dangerous animals in the sea because of the toxicity of its venom. Compiled distribution map Compiled distribution map provided by [data resource not known]. Hapalochlaena lunulata can be found in shallow reefs and tide pools from northern Australia to Japan, including Papua New Guinea, Solomon Islands, Philippines, and Indonesia and as far west as Sri Lanka at depths macukosa from 0- 20 m. On their dorsal mantle, 10 maculae form a pattern of brown chevrons.

Description & Behavior

Blue-ringed octopuses feed on small crabs, hermit crabs, and shrimp that maulosa hunts during the day. Their blue rings are usually not visible in animals at rest. Harcourt Brace Jovanovich Press. Automatic assertion inferred from database entries i. It is also suggested that because the dispersal ability of H.

It is these blue rings which give the southern blue-ringed octopus its common name 4. Lindsey Paretti – Blood Island.

Southern blue-ringed octopus photo – Hapalochlaena maculosa – G | Arkive

Lindsey Paretti – Blood Island AfricachimpanzeeconservationfilmIn the Fieldlab chimpsLiberiaPrimatesprimatologyrehabilitationtrue storywildlifewildlife filmWildscreen Festival. Another tactic it uses to hunt is releasing its venom as a mist into a location where its prey is commonly found Oceana.

October 14, This is version 9 of the entry and version 1 of the sequence. Biodiversity Heritage Library Trove.

Both genders of this species are promiscuous, as they only have a limited set of bapalochlaena. In addition this species has come under study to provide information on the mantle and the microscopic protrusions on the mantle of cephalopods. This is much to the dismay of many toxicologists who feel that people selling and buying them are uninformed mmaculosa the true danger they pose.


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MarineBio – Blue-ringed octopuses: Rodents of Unusual Size communitycoypuhapalovhlaenaecosystemenvironmentfilmmakerfilmmakinginvasiveinvasive speciesrodentsUSAWetlandswildlife Monday 24 September Wildscreen With – Tom Hooker: B6Z1Y7 Primary citable accession number: These rings are reported to “glow” when an individual is aggravated.

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Southern blue-ringed octopus videos, photos and facts – Hapalochlaena maculosa | Arkive

The blue-ringed species are known for their small size, yet the southern variety is hailed as the largest of the genus. Select a section on the left to see content. Suggested conservation actions for the southern blue-ringed octopus and other blue-ringed octopus species include increasing the size of Marine Protected Areas and enforcing laws to reduce run-off of pollutants into coastal waters.