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Screen shot showing the search interface of the Coastal and Marine Geology Data Catalog which provides access to digital data of the USGS Coastal and Marine Geology Program. The catalog allows searching by free-text keyword (upper left), geographic location (interactive map and place name menus, upper right), and controlled vocabulary filters (lower left). The sortable search results (lower right) include a brief summary of each data set and direct links to the digital data (“Get Data”) and formal metadata record (“View Metadata”).