{"thcode":62,"term":{"code":"SC-353","name":"Serpulid Rubble","parent":"SC-324","scope":"Substrate Group: Substrate that is dominated by cemented or conglomerated calcareous worm tube Rubble, derived from serpulid worms, with a median particle size of 64 millimeters to < 4,096 millimeters (Cobbles and Boulders)."},"uf":[],"bt":[{"code":"SC-324","name":"Serpulid Substrate","parent":"SC-307","scope":"Substrate Subclass: Biogenic substrate layers with conglomerated structures or broken particles that are primarily composed of cemented calcareous worm tubes produced by serpulid worms, e.g., Serpula."},{"code":"SC-307","name":"Worm Substrate","parent":"SC-301","scope":"Substrate Class: Biogenic Substrates that are primarily composed of the cemented or conglomerated calcareous or sandy tubes of polychaetes or other worm-like fauna. ..."},{"code":"SC-301","name":"Biogenic Substrate","parent":"SC-C003","scope":"Substrate Origin: Substrates where percent cover of non-living Biogenic Substrate exceeds percent cover of both Geologic Substrate and Anthropogenic Substrates, when all are considered separately. ..."},{"code":"SC-C003","name":"Substrate","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":[]}