a team of oceanographers studying the effects of climate change on coral reefs. robot perched on coral reef underwater, surrounded

robot coral reef ocean vibrant boat surrounded blue sky submerged seabed oceanic undersea diver saltwater maldives bottom snorkeling oceanography ecosystem aerial adventure outdoor maritime seascape scenery scenic environment landscape vacation coast outdoors wildlife swim paradise holiday turquoise beach sunlight dive tropical rock colorful green philippines sunny closeup sea sand water