{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "U.S. Geological Survey, Alaska Science Center", "hasEmail": "mailto:gs-ak_asc_datamanagers@usgs.gov"}, "description": "This data package includes 40 geospatial rasters (maps) depicting various metrics about eelgrass (Zostera marina) coverage at Izembek Lagoon, Alaska, during 2016 and 2020. Two maps were produced from two Sentinel-2 satellite images collected on July 1, 2016, and August 14, 2020. Spectral classes derived from each satellite image were annotated and mapped based on data collected in the field at plots within each spectral class.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P1HLTAHD", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.66b6448ad34eebcf8bb39331.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_66b6448ad34eebcf8bb39331", "keyword": ["Alaska", "Alaska Peninsula", "Angiosperms (flowering plants)", "Animal and plant census", "Biological productivity", "Biomass", "Biota", "Coastal ecosystems", "Eelgrass", "Environment", "Estuarine ecosystems", "Field inventory and monitoring", "Izembek Lagoon", "Izembek National Wildlife Refuge", "Marine ecosystems", "Monocots", "Multispectral imaging", "Relative abundance analysis", "Remote sensing", "Satellite imagery", "Seagrass", "Seagrass beds", "Sentinel-2 satellite", "Standing crop", "USGS:66b6448ad34eebcf8bb39331", "Zostera marina"], "modified": "2025-05-19T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-163.1, 55.1, -162.5, 55.5", "theme": ["geospatial"], "title": "Eelgrass (Zostera marina) Maps from 2016 and 2020, Izembek Lagoon, Alaska"}