"Knobby Sea Star on Reef" Frame:No Frame Widely published in international diving

Widely published in international diving

The purple color on the shell's mantle is the zooxanthellae algae which converts the sunlight into nutrients to feed the clam – in short

Constant nibbling on algae and dead coral by schools of parrotfish is essential for coral reef health

The large colony of Sea Lions that thrive on Santa Barbara make it a sought after destination for divers

This 700 Megapixel image is cropped from the 2

"Knobby Sea Star on Reef" Frame:No Frame Widely published in international divingOn a steep reef wall, a knobby starfish crawls through a profusion of reef animals growing in the nutrient rich waters of the Maricaban Island, Philippines. Gingerly and gently it positions its five arms among the reef in an attempt to minimize its intrusion. Robert Yin has taken underwater photography from a hobby to a life long professional career with extensive publication in books and magazines. His most recent projects include a series of twenty