Smithsonian biologists are on a mission to bring back the imperiled river herring. River herring were once one of the most abundant fish in the Chesapeake. But in the 1970s, their numbers plummeted.

This study aimed to document coral spawning on a fringing reef in Guadeloupe (Lesser Antilles). In situ observations were made between 21:30 and 23:00 on days 6, 7 and 8 following the full moon of ...