Off Florida’s coast, the ocean floor hides dangers far beyond sharks and rip currents. Divers and scientists have long warned that submerged sinkholes, shifting sandbars, and volatile underwater springs can collapse without warning.
Marine surveys off Florida’s central Atlantic coast have identified geological features that researchers say challenge long-standing assumptions about the region’s stability. The findings include a previously unrecorded underwater fault-like structure, a series of seafloor collapse depressions, and unexplained gas emissions.The discoveries emerged during a routine monitoring mission focused on coa…