70477519 - 'Underwater view of the sea urchin (Echinothrix calamaris); Maui, Hawaii, United States of America'71126371 - Banded sea urchin Echinothrix calamaris on a sandy bottom off the Kona coast, Kona, Island of Hawaii, Hawaii, United States of America71126370 - Banded sea urchin Echinothrix calamaris surounded by lobe coral Porites lobata on a coral reef off the Kona coast, Kona, Island of Hawaii, Hawaii, United States of America
