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Filters Date Types (for Date Range) Contacts USGS Oregon Water Science Center Kurt D Carpenter U.S. Geological Survey - ScienceBase Daniel R. Wise Kurt D. Carpenter U.S. Geological Survey Water Resources Tag Types Theme (1) Place (1) USGS Scientific Topic Keyword (1) Harvest Set (1) Tag Schemes ISO 19115 Topic Category (1) USGS Thesaurus (1) Common Geographic Names (1) Geographic Names Information System (1) View Results as: JSON ATOM CSV

Plankton occurrence in the Willamette River, Portland, Oregon This data release contains plankton sampling results collected in the Willamette River in Portland, Oregon. The data release will be updated with new results as they are collected. All samples collected on 05/14/2024 were from USGS station 453027122400000 (Willamette River below the Holgate Channel). Water temperature, specific conductance, dissolved oxygen, pH, and chlorophyll and phycocyanin fluorescence data for this station are available from the USGS National Water Information System (https://waterdata.usgs.gov/nwis). Categories: Data; Tags: Aquatic Biology, Oregon, USGS Science Data Catalog (SDC), Water Quality, Willamette River, All tags... aquatic biology, biota, environment, inlandWaters, surface water quality, Fewer tags