Scripps expedition provides new baseline for coral reef conservation

Line Islands coral reef habitats (left column) and bottoms (right column) are depicted across four atolls exhibiting declining states of health, from a reef dominated by top predators and coral to one of mostly small fishes and algae: Kingman (A, B), Palmyra (C,D), Tabuaeran (E, F) and Kiritimati (G,H). Credit: A by Zafer Kizilkaya, B-H by Jennifer Smith