'Fishial' recognition: Neural network deciphers coral reef sounds for species identification / Ancient reef-building corals had a little help from microbial friends / World-first robotic hand to help cultivate baby corals for reef restoration / Guardians of the reef: How parrotfish promote coral health / Artificial light on coastlines lures small fish to their doom, coral reef study finds / Scientists 'read' the messages in chemical clues left by coral reef inhabitants / New algorithm solves century-old problem for coral reef scientists / eDNA methods give a real-time look at coral reef health / Largest deep-sea coral reef to date is mapped by scientists off the US Atlantic coast