Realm of the Seychelles
Image 1: Nikon D2X; 10.5mm f2.8 lens; 1/160 sec at f18; ISO 200; Subal housing; two Inon strobes.
Image 2: Nikon D3S; 17–35mm f2.8 lens and graduated filters; 1/200 sec at f10; ISO 500.
Image 3: Nikon D3S; 17–35mm f2.8 lens and graduated filters; 1/250 sec at f6.3; ISO 500; flash.
Image 4: Nikon D3S; 24–70mm f2.8 lens at 24mm; 1/200 sec at f14; ISO 200; SB-800 flash.
Image 5: Nikon D3; 14–24mm f2.8 lens at 14mm; 1/250 sec at f7.1; ISO 400; Nikon SB-800 flash.
Image 6: Nikon D3S; 20mm f2.8 lens; 1/5 sec at f20; ISO 2000; SB-800 flash.
Aldabra Atoll, Seychelles
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Thomas P Peschak, Germany/South Africa
Thomas is an assignment photographer for National Geographic Magazine. He has written and photographed five books and won multiple Wildlife Photographer of the Year and World Press Photo awards. He is a speaker for the National Geographic Live series and in 2015 gave a TED talk titled Dive Into an Ocean Photographer's World.