This pair of venomous long-spined urchins (Diadema paucispinum) perched on a reef was photographed while scuba diving along the Kona Coast; Island of Hawaii, Hawaii, United States of America

Orangeband Surgeonfish (Acanthurus olivaceus) photographed while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Male Yellowtail Coris (Coris gaimard) photographed while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

A Saddleback Butterfyfish (Chaetodon ephippium) pair photographed while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Green Sea Turtle (Chelonia mydas) searching for food was photographed while snorkelling along the Kona coast; Island of Hawaii, United States of America

Ornate Butterflyfish (Chaetodon ornatissimus) photographed while scuba diving off the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Goldring Surgeonfish (Ctenochaetus strigosus), a Hawaiian endemic fish, photographed while scuba diving off the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Peacock Grouper (Cephalopholis argus) surrounded by coral that was photographed while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Bleached and healthy antler coral (Pocillopora eydouxi) photographed while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Whitemouth Moray Eel (Gymnothorax meleagris) portrait taken while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Racoon Butterflyfish (Chaetodon lunula) taken underwater while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Scrawled Filefish (Aluterus scriptus) portrait taken while scuba diving the Kona coast; Kona, Island of Hawaii, Hawaii, United States of America

Freckled Hawkfish (Paracirrhites forsteri) resting on finger coral (Porites compressa) photographed while scuba diving the Kona Coast; Island of Hawaii, Hawaii, United States of America

Yellowmargin Moray Eel (Gymnothorax flavimarginatus) that was photographed underwater while scuba diving the Kona Coast; Island of Hawaii, Hawaii, United States of America

Potter's Angelfish (Centropyge potteri) that was photographed underwater while scuba diving the Kona Coast. This fish species is endemic to the Hawaiian Islands; Island of Hawaii, Hawaii, United States of America

Potter's Angelfish (Centropyge potteri) that was photographed underwater while scuba diving the Kona Coast. This fish species is endemic to the Hawaiian Islands; Island of Hawaii, Hawaii, United States of America

Late larval stage juvenile blenny (Blennioidei) photographed during a blackwater (bluewater dive at night) scuba dive off the Kona Coast, the Big Island, Hawaii, during the summer; Island of Hawaii, Hawaii, United States of America

Underwater photograph of the putative Siphonophore species Agalma okeni taken during a blackwater (bluewater at night) scuba dive off the Kona Coast, the Big Island, Hawaii, during the summer; Island of Hawaii, Hawaii, United States of America

Lei Triggerfish (Sufflamen bursa) photographed while scuba diving along the Kona Coast; Island of Hawaii, Hawaii, United States of America