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The elemental composition of phytoplankton communities was analyzed via multivariate mesocosm experiments conducted with a natural phytoplankton community from Narragansett Bay, RI. Water was incubated in triplicate at -0.5\u00baC, 2.6\u00baC, and 6\u00baC for 10 days. At each temperature, treatments included both nutrient amendments (N, P, Si addition) and controls (no macronutrients added).<\/p>\n
At the onset and conclusion of the incubation for all treatments, and additionally at each dilution time point for 2.6 and 6\u00baC amended treatments, each biological incubation replicate was assessed for particulate organic carbon (POC) and nitrogen (PON), and biogenic silica (BSi) content. POC and PON were evaluated in triplicate by harvesting cells onto 25 millimeter (mm) GF\/F filters which had been pre-combusted at 450\u00baC for 24 hours.\u00a0 Filters were then analyzed on a Costech Elemental Combustion System\u00a0(Costech Analytical Technologies Inc.). BSi content was assessed by filtering cells in triplicate onto 2 micrometer (\u00b5m) polycarbonate filters and analyzing them on a Barnstead Turner SP-830 spectrophotometer, following the methods of Strickland and Parsons (1972). Additionally, nutrient analyses of ammonium, phosphate, silicate, and nitrite\/nitrate (total inorganic nitrogen) were evaluated using a Lachat Quikchem 8500 analyzer (Hach) at the University of Rhode Island Marine Science Research Facility.<\/p>\n
For complete methodology, see \u201cThe Interactive Effects of Temperature and Nutrients on a Spring Phytoplankton Community\u201d (Anderson et al, in prep<\/em>).<\/p>\n Note: Due to operator error, one replicate of POC and PON had to be discarded from the 6\u00baC amended incubation.<\/p><\/div>","@type":"rdf:HTML"}],"http:\/\/www.w3.org\/2000\/01\/rdf-schema#label":[{"@value":"March Incubation Phytoplankton Elemental Composition","@type":"xsd:string"}],"http:\/\/ocean-data.org\/schema\/hasProcessingDescription":[{"@value":" BCO-DMO processing: \u00a0<\/p><\/div>","@type":"rdf:HTML"}],"http:\/\/purl.org\/dc\/terms\/identifier":[{"@value":"848587","@type":"xsd:int"}],"http:\/\/purl.org\/dc\/terms\/title":[{"@value":"March Incubation Phytoplankton Elemental Composition"}],"http:\/\/purl.org\/dc\/terms\/date":[{"@value":"2021-04-09T11:02:07-04:00","@type":"xsd:dateTime"}],"http:\/\/purl.org\/dc\/terms\/created":[{"@value":"2021-04-09T11:02:07-04:00","@type":"xsd:dateTime"}],"http:\/\/purl.org\/dc\/terms\/modified":[{"@value":"2023-07-07T16:10:26-04:00","@type":"xsd:dateTime"}],"http:\/\/rdfs.org\/ns\/void#inDataset":[{"@id":"http:\/\/www.bco-dmo.org\/"}],"http:\/\/ocean-data.org\/schema\/namedGraph":[{"@value":"urn:bcodmo:dataset:848587","@type":"xsd:token"}],"http:\/\/ocean-data.org\/schema\/osprey_page":[{"@id":"https:\/\/www.bco-dmo.org\/dataset\/848587"}],"http:\/\/ocean-data.org\/schema\/identifier":[{"@value":"_:Identifier848587"}],"http:\/\/ocean-data.org\/schema\/datasetTitle":[{"@value":"Elemental composition of phytoplankton communities from multivariate mesocosm experiments conducted with a natural phytoplankton community from Narragansett Bay, RI.","@language":"en-US"}],"http:\/\/ocean-data.org\/schema\/abstract":[{"@value":"This dataset reports the elemental composition of phytoplankton communities from multivariate mesocosm experiments conducted with a natural phytoplankton community from Narragansett Bay, RI. These data were assessed in Anderson et al. The Interactive Effects of Temperature and Nutrients on a Spring Phytoplankton Community (in prep).","@language":"en-US"}],"http:\/\/purl.org\/dc\/terms\/rights":[{"@id":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"http:\/\/ocean-data.org\/schema\/deprecated":[{"@value":"false","@type":"xsd:boolean"}],"http:\/\/ocean-data.org\/schema\/temporalExtent":[{"@value":"_:temporalExtent848587"}],"http:\/\/ocean-data.org\/schema\/spatialCoverage":[{"@value":"_:spatialCoverage848587"}],"http:\/\/purl.org\/dc\/terms\/bibliographicCitation":[{"@value":"Anderson, S. I., Franze, G., Kling, J. D., Wilburn, P., Kremer, C. T., Menden-Deuer, S., Litchman, E., Hutchins, D. A., Rynearson, T. A. (2021) Elemental composition of phytoplankton communities from multivariate mesocosm experiments conducted with a natural phytoplankton community from Narragansett Bay, RI. Biological and Chemical Oceanography Data Management Office (BCO-DMO). 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\n- Adjusted field\/parameter names to comply with database requirements
\n- Missing data identifier \u2018NA\u2019 and \u2018N\/A\u2019 replaced with 'nd' (BCO-DMO's default missing data identifier)
\n- Added a conventional header with dataset name, PI names, version date
\n- Columns:\u00a0uM_Si, uM_C, uM_N, CN, SiC were rounded to the\u00a0thousandth decimal place<\/p>\n