Tomato Anemonefish (Amphiprion frenatus - female), Puerto Galera, Mindoro, Philippines
Commonly known as Clownfishes, they live among tentacles of large anemones and feed primarily on zooplankton. Anemone fishes have a matriarchal social system : a dominant large female, associated with a smaller sexually-active male and some more males and juveniles.
Olympus OMD EM5 MkII, Zuiko 12-50mm Lens in Macro mode, Nauticam Housing, Dual Inon Z-240 Strobes. Settings 1/125, f/8, ISO200