{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "Brian P O'Malley", "hasEmail": "mailto:bomalley@usgs.gov"}, "description": "This data release includes Lake Ontario gillnet catch and biological data from individual fish from the Lake Ontario adult lake trout survey, from 1983 to 2025. Data from gillnets fished in Canadian waters are included from 1985 to 1995, 2008, and 2024. Details about the vessel and gear descriptions, sampling protocols, and fish processing protocols are provided in the associated metadata.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P14LXA9G", "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.6967bb69d4be023a0e9574cc.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_6967bb69d4be023a0e9574cc", "keyword": ["Alewife", "Alosa pseudoharengus", "Brown Trout", "Burbot", "Chinook Salmon", "Coregonine", "Coregonus clupeaformis", "Lake Ontario", "Lake Trout", "Lake Whitefish", "Lota lota", "Neogobius melanostomus", "New York", "Ontario", "Osmerus mordax", "Rainbow Smelt", "Rainbow Trout", "Round Goby", "Salmo trutta", "Salvelinus namaycush", "USGS:6967bb69d4be023a0e9574cc", "biota", "field sampling", "fish", "freshwater ecosystems", "inlandWaters", "population dynamics", "prey"], "modified": "2026-05-01T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-79.7700, 43.1800, -76.1200, 44.2900", "theme": ["geospatial"], "title": "Lake Ontario Lake Trout Gillnet Survey 1983-2025"}