1116-51216 - Surrounded by patches of Rice Coral (Montipora capitata), a Red Slate Pencil Urchin (Heterocentrotus mamillatus) and a Needle-spined (Urchin Echinostrephus aciculatus) rest on Molokini Backwall which is located offshore of Maui, Hawaii, USA; Molokini Crater, Maui, Hawaii, United States of America
1116-51212 - A Red Slate Pencil Urchin (Heterocentrotus mamillatus) rests on Molokini Backwall which is located offshore of Maui; Hawaii, United States of America
832-389413 - Graphic structure on underside of Red Pillow Starfish (Halithyle regularis), detail, Pacific, Great Barrier Reef, UNESCO World Heritage, Australia, Oceania
832-389420 - Detail of toxic Crown-of-thorns starfish (Acanthaster planci), spines, crown of thorns, Pacific, Great Barrier Reef, UNESCO World Heritage, Australia, Oceania
1116-39714 - These two parasitic mollusks, Thyca crystallina, are growing on the host starfish, Linckia laevigata. This parasitic shell only attaches to this species of starfish, into which it burrows and sucks up nutrients, Philippines
1116-39728 - Detail of the center branching arms of a Crinoid or Feather Star (Lamprometra klunzingeri) open and feeding on plankton at night, Philippines
1116-39729 - Both a Crinoid Commensal Shrimp (Periclimenes cornutus) and a Crinoid Squat Lobster (Allogalathea elegans) on a crinoid. These tiny crustaceans are commensal on crinoids or feather stars and take their color from the host, Philippines
832-372296 - Harlequin shrimp (Hymenocera picta) on a red starfish, Great Barrier Reef, a UNESCO World Heritage Site, Queensland, Cairns, Australia, Pacific Ocean
832-372292 - Unidentified starfish (Euretaster sp.), red, Ponta de Sao Vicente, Isabella Island, Albemarle, Galapagos Islands, a UNESCO World Natural Heritage Site, Ecuador, Pacific Ocean