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Solange Duhamel

Affiliation: University of Arizona (UA)

Address: []

Orcid: 0000-0002-8435-4695

Project: Photoheterotrophy in unicellular cyanobacteria: ecological drivers and significance for marine biogeochemistry (1 datasets)

Dataset	Latest Version Date	Current State
Flow cytometry cell counts obtained during the R/V L'Atalante OUTPACE cruise between New Caledonia and Tahiti from February to April 2015 Roles: Principal Investigator, Contact	2016-11-03	Final no updates expected

Project: Collaborative Research: Role of small-sized protists in the microbial loop with emphasis on interactions between mixotrophic protists and picocyanobacteria (2 datasets)

Dataset	Latest Version Date	Current State
Plankton cell abundances and APA data from RV Atlantic Explorer BATS cruise BV50 in the North Atlantic subtropical gyre during September 2015. Roles: Principal Investigator, Contact	2018-06-27	Final no updates expected
Bulk and cell-specific CO2 fixation and PO4 uptake from Atlantic Explorer cruise AE1524 (BATS validation cruise BV50), September 2015 Role: Principal Investigator	2019-06-24	Final no updates expected

Project: Collaborative Research: Assessing the role of compound-specific phosphorus hydrolase transformations in the marine phosphorus cycle (16 datasets)

Dataset	Latest Version Date	Current State
Bioavailability factor of polyphosphate, nucleotides, and methyl phosphonate in bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Phytoplankton and heterotrophic bacterial cell abundance over the incubation period in bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Concentrations of particulate phosphate in treatments amended with dissolved organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Concentrations of soluble reactive phosphate in treatments amended with dissolved organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Turnover time and uptake rates of phosphate in treatments amended with dissolved inorganic and organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring 2019 Role: Principal Investigator	2021-11-02	Data not available
Alkaline phosphatase activity over bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Alkaline phosphatase activity (APA) Michaelis-Menten kinetic parameters (Vmax and Km) in both whole and filtered seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Bioavailability factor of polyphosphate, nucleotides (ATP and AMP) and phosphonate in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Concentrations of particulate phosphate in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Phytoplankton and heterotrophic bacterial cell abundance in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Role: Principal Investigator	2021-11-02	Data not available
Dissolved organic phosphorus (DOP) hydrolysis rates from Ruegeria pomeroyi laboratory cultures Role: Co-Principal Investigator	2023-06-09	Final no updates expected
Optical density and cell counts from flow cytometry of Ruegeria pomeroyi laboratory cultures Role: Co-Principal Investigator	2023-06-09	Final no updates expected
Hydrolysis rates from dissolved organic phosphorus (DOP) hydrolysis experiments with marine cyanobacterium Synechococcus laboratory cultures (WH8102 and WH5701) from 2018-2023 Role: Principal Investigator	2024-05-28	Final no updates expected
Laboratory-cultured Synechococcus (WH8102 and WH5701) growth (vivo fluorescence) on dissolved organic phosphorus (DOP) from experiments between 2018-2023 Role: Principal Investigator	2024-06-03	Final no updates expected
Laboratory-cultured Synechococcus (WH8102 and WH5701) MUF-P hydrolysis inhibition by dissolved organic phosphorus (DOP) from experiments between 2018-2023 Role: Principal Investigator	2024-06-06	Final no updates expected
In vivo fluorescence and flow cytometry cell counts from dissolved organic phosphorus (DOP) hydrolysis experiments with marine cyanobacterium Synechococcus laboratory cultures (WH8102 and WH5701) from 2018-2023 Role: Principal Investigator	2024-06-06	Final no updates expected

Project: Development of low Nitrogen:Phosphorus ratios in the euphotic zone - the Phosphorus side of the story (2 datasets)

Dataset	Latest Version Date	Current State
Hydrographic data from Niskin bottles collected by CTD profiling on two R/V Endeavor cruises, EN620 and EN642, in the Northern Gulf of Mexico in 2018 and 2019 Role: Co-Principal Investigator	2022-03-28	Data not available
Hydrographic data from CTD profiles conducted on two R/V Endeavor cruises, EN620 and EN642, in the Northern Gulf of Mexico in 2018 and 2019 Role: Co-Principal Investigator	2022-04-14	Data not available