Researchers from the Virginia Institute of Marine Science lowering Scallop (Argopecten irradians) cage into sea. The Virginia scallop fishery collapsed in the 1930s as seagrass beds disappeared from the area. Raising scallops in cages where they are protected from predators in addition to seagrass bed restoration, both led by Virginia Institute of Marine Science, has aided scallop population recovery. Virginia, USA. May 2019.