Hapalochlaena lunulata (Quoy & Gaimard, 1832)
Greater blue-ringed octopus
Blue-ringed octopus,  kugita
Hapalochlaena lunulata
photo by FAO

Family:  Octopodidae (octopuses), subfamily: Octopodinae
Max. size:  12 cm TL (male/unsexed)
Environment:  benthic; marine; depth range 0 - 20 m
Distribution:  Indo-West Pacific.
Diagnosis:   
Biology:  Mantle length is 5 cm. The colour pattern advertises strong toxicity, potentially tetradotoxin. Hatchlings are planktonic. Direct handling of this species should be avoided (Ref. 96968).
IUCN Red List Status: (LC); Date assessed: 29 July 2014 Ref. 123251)
Threat to humans: 
Country info:  This species is collected for export in the aquarium trade (Ref. 96968). C: Ref. 96968; M: Ref. 96968.

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