Doug Perrine / Olive sea snake (Aipysurus laevis) and scuba diver on seamount, Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

Doug Perrine / Olive sea snake (Aipysurus laevis) on seamount, Kei Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean

Juergen Freund / Olive sea snake (Aipysurus laevis) Great Barrier Reef, Queensland, Australia.

Fred Bavendam / Olive Sea Snake (Aipysurus laevis) swimming, Great Barrier Reef, Australia

Juergen Freund / Olive brown seasnake {Aipysurus laevis} swimming underwater amongst fish, Indo-pacific

Juergen Freund / Olive brown seasnake {Aipysurus laevis} swimming underwater amongst fish, Indo-pacific

Juergen Freund / Olive brown seasnake swimming {Aipysurus laevis} Great Barrier Reef, Australia.

Juergen Freund / Olive brown seasnake {Aipysurus laevis} Great Barrier Reef, Australia.

Juergen Freund / Olive brown seasnake {Aipysurus laevis} Great Barrier Reef, Australia.

Juergen Freund / Olive brown seasnake {Aipysurus laevis} Great Barrier Reef, Australia.

Norbert Wu / Olive Sea Snake (Aipysurus laevis) extremely venomous but not aggressive, Papua New Guinea

Juergen Freund / Olive brown sea snake {Aipysurus laevis} Great Barrier Reef, Australia