Sydney octopus, Octopus tetricus     (Family Octopodidae)

Location: Camp Cove, Watsons Bay, NSW, Australia

Depth: 3.4 m

Equipment: Nikon D70 with Nikkor ED 18-70mm f/3.5-4.5G IF in Ikelite housing and Ikelite DS50 & Ikelite DS125

Settings: @ 52mm, ISO200, 1/100s, f/11