Female Kelp Greenling (Hexagrammos decagrammus).
Male Kelp Greenling (Hexagrammos decagrammus) uses a Giant California Sea Cucumber (Parastichopus californicus) as a pillow.
Waiting to ambush a prey, a Lingcod (Ophiodon elongatus) rests on a rocky reef In Barkley Sound on Vancouver Island, British Columbia, Canada. Photographed while scuba diving.