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Mid-Depth Rocky & Soft-Bottom Ecosystems, California South Coast MPA Baseline...
Seafloor habitats deeper than 100 meters make up an estimated 29% (1840 km2) of state waters in southern California, yet they are sampled with far less frequency when compared... -
National Hydrography Dataset (NHD)
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information...