{"thcode":62,"term":{"code":"WC-687","name":"Drift Ice","parent":"WC-678","scope":"Hydroform Type: Ice that floats freely on the sea surface."},"uf":[],"bt":[{"code":"WC-678","name":"Ice","parent":"WC-674","scope":"Hydroform: Frozen form of water, which is less dense than liquid water; ice floats on the surface of liquid water, sometimes extending into deep water zones. ..."},{"code":"WC-674","name":"Water Mass","parent":"WC-C012","scope":"Hydroform Class: The Water Mass Hydroform Class refers to a parcel of water with homogeneous properties (e.g., chemical, physical). ..."},{"code":"WC-C012","name":"Hydroform","parent":"WC-C001","scope":null},{"code":"WC-C001","name":"Water Column","parent":"root","scope":null},{"code":"root","name":"CMECS","parent":null,"scope":"Coastal and Marine Ecological Classification Standard: Category terms encompassing waters from the head of tide or inland incursion of ocean salinity to the splash zone of the coasts to the deepest portions of the oceans and the deep waters of the Great Lakes."}],"nt":[],"rt":[]}