Solvin Zankl / Deep sea viperfish (Chauliodus sloani) portrait, from Atlantic Ocean close to Cape Verde. Captive.

Solvin Zankl / Viperfish (Chauliodus sloani) specimen from the North Atlantic deep sea.

Solvin Zankl / Deep Sea Viperfish {Chauliodus sloani} with chromatophores and bioluminescence, Atlantic ocean

David Shale / Viperfish {Chauliodus sloani} deepsea, from the Mid-Atlantic Ridge, 400-520m, during the day

David Shale / Viperfish {Chauliodus sloani} Atlantic

David Shale / Viperfish {Chauliodus sloani} Atlantic Note - caught between 400-520m during the day

David Shale / Viperfish {Chauliodus sloani} Atlantic Note - caught in between 400-520m during the day

David Shale / Viperfish {Chauliodus sloani} Atlantic Note - caught in RMT8 between 400-520m during the day

Norbert Wu / Viperfish (Chauliodus sp) attacking Lanternfish which has light organs on tail to confuse predators, deep sea

DOC WHITE / Viperfish {Chauliodus sloani} - deep sea specimen from Galapagos Pacific