CMECS substrate, geoform, and biotic component polygons derived from multibeam echosounder data and underwater video observations collected offshore of south-central California in support of the Bureau of Ocean Energy Management Cal DIG I, offshore alternative energy project

These metadata describe Coastal and Marine Ecological Classification Standard (CMECS; Federal Geographic Data Committee, 2012) attributed polygons derived from...本元数据描述的是源自于……的、依据《海岸与海洋生态分类标准（Coastal and Marine Ecological Classification Standard，CMECS；联邦地理数据委员会，2012）》制作的属性化多边形。