Juergen Freund / Box jellyfish {Chironex sp.} in mangroves, split level, Australia
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Doug Perrine / Box jellyfish (Alatina alata) at night in surface waters of deep ocean off Kailua Kona, Hawaii, USA.
01542398
Pascal Kobeh / Box jellyfish (Cubozoa) in the open water at night, Palau, Philippine Sea
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Norbert Wu / Sea Wasp (Chironex fleckeri) warning sign notifying swimmers that sting can be fatal, Queensland, Australia
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Norbert Wu / Sea Wasp (Chironex fleckeri) sting can be fatal, Queensland, Australia
00152098
Fred Bavendam / Southern Sea Wasp (Carybdea rastoni) jellyfish with a small fish it has captured visible within it, Edithburgh, South Australia
01656306
Magnus Lundgren / Undescribed Box jellyfish (Cubozoa sp) They are cnidarian invertebrates distinguished by their cube-shaped medusae. Balayan Bay, off Anilao, Batangas, Philippines, Pacific.
01658402
Juergen Freund / Box jellyfish (Chironex fleckeri). Far North Queensland, Australia.