Peter N. Sedwick

Affiliation: Old Dominion University (ODU)

Address: []

Orcid: 0000-0003-0663-8323

Project: U.S. GEOTRACES North Atlantic Transect (GA03) (3 datasets)

Dataset	Latest Version Date	Current State
Concentrations of dissolved iron and dissolved iron(II) from R/V Knorr cruises KN199-04 and KN204-01 in the Subtropical northern Atlantic Ocean from 2010-2011 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-11-05	Final no updates expected
Concentrations of dissolved iron and dissolved iron(II) from R/V Knorr cruises KN199-04 and KN204-01 in the Subtropical northern Atlantic Ocean from 2010-2011 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-11-05	Final no updates expected
Concentrations of dissolved iron and dissolved iron(II) from R/V Knorr cruises KN199-04 and KN204-01 in the Subtropical northern Atlantic Ocean from 2010-2011 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-11-05	Final no updates expected

Project: Controls of Ross Sea Algal Community Structure (4 datasets)

Dataset	Latest Version Date	Current State
Iron and nutrients from underway samples from RVIB Nathaniel B. Palmer NBP0601, NBP0608 cruises in the Ross Sea Southern Ocean (CORSACS project) Role: Principal Investigator	2009-09-01	Preliminary and in progress
Iron and nutrients from underway samples from RVIB Nathaniel B. Palmer NBP0601, NBP0608 cruises in the Ross Sea Southern Ocean (CORSACS project) Role: Principal Investigator	2009-09-01	Preliminary and in progress
Iron and nutrients from water column samples from RVIB Nathaniel B. Palmer NBP0601, NBP0608 cruises in the Ross Sea Southern Ocean (CORSACS project) Role: Principal Investigator	2009-09-01	Final no updates expected
Iron and nutrients from water column samples from RVIB Nathaniel B. Palmer NBP0601, NBP0608 cruises in the Ross Sea Southern Ocean (CORSACS project) Role: Principal Investigator	2009-09-01	Final no updates expected

Project: Processes Regulating Iron Supply at the Mesoscale - Ross Sea (3 datasets)

Dataset	Latest Version Date	Current State
Chemical and biological data from CTD Niskin bottle samples from RVIB Nathaniel B. Palmer NBP1201 in the Ross Sea from 2011-2012 (PRISM-RS project) Role: Co-Principal Investigator	2017-05-31	Final no updates expected
VPR data from RVIB Nathaniel B. Palmer NBP1201 in the Ross Sea from Dec. 2011 - Feb. 2012 (PRISM-RS project) Role: Co-Principal Investigator	2015-10-09	Final no updates expected
CTD profile casts collected on the RVIB Nathaniel B. Palmer cruise NBP1201 in the Ross Sea from December 2011 to February 2012 Role: Co-Principal Investigator	2024-08-28	Final no updates expected

Project: U.S. GEOTRACES East Pacific Zonal Transect (GP16) (3 datasets)

Dataset	Latest Version Date	Current State
Water-column dissolved iron (Fe) concentrations for major stations occupied during U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013; post-cruise analyses conducted at Old Dominion University Role: Principal Investigator	2016-12-19	Final no updates expected
Concentrations of dissolved manganese (Mn) in water-column samples from major stations that were occupied during the U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013 Role: Co-Principal Investigator	2017-06-30	Final no updates expected
Concentrations of dissolved aluminum (Al) in samples collected during the U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013 Role: Co-Principal Investigator	2020-07-30	Final with updates expected

Project: US GEOTRACES Pacific Section-Shipboard Al, Mn and Fe (3 datasets)

Dataset	Latest Version Date	Current State
Water-column dissolved iron (Fe) concentrations for major stations occupied during U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013; post-cruise analyses conducted at Old Dominion University Role: Principal Investigator	2016-12-19	Final no updates expected
Concentrations of dissolved manganese (Mn) in water-column samples from major stations that were occupied during the U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013 Role: Co-Principal Investigator	2017-06-30	Final no updates expected
Concentrations of dissolved aluminum (Al) in samples collected during the U.S. GEOTRACES EPZT cruise (R/V Thomas G. Thompson TN303) from October to December 2013 Role: Co-Principal Investigator	2020-07-30	Final with updates expected

Project: Operation of a Community Marine-Atmospheric Sampling Facility at Tudor Hill, Bermuda (2 datasets)

Dataset	Latest Version Date	Current State
Total dissolvable iron concentrations in rainwater from weekly sampling at Tudor Hill Bermuda between November 2018 and March 2020. Role: Principal Investigator	2023-08-25	Final no updates expected
Atmospheric concentrations of aerosol iron from samples collected at Tudor Hill Bermuda between November 2018 and March 2020. Role: Principal Investigator	2023-08-26	Final no updates expected

Project: Collaborative Research: Impacts of atmospheric nitrogen deposition on the biogeochemistry of oligotrophic coastal waters (4 datasets)

Dataset	Latest Version Date	Current State
Net primary production and nutrient data from R/V Hugh R. Sharp cruise HRS1414 CTD casts in the Mid and South-Atlantic Bight from July to August of 2014 (DANCE project) Role: Co-Principal Investigator	2018-04-19	Final no updates expected
Trace-metals from CTD casts and underway water samples collected during the R/V Hugh R. Sharp cruise HRS1414 in the Mid and South-Atlantic Bight in August of 2014 (DANCE project) Roles: Principal Investigator, Contact	2018-04-25	Final no updates expected
Dissolved inorganic nitrogen, chlorophyll-a, and primary production from bioassay experiments during the R/V Hugh R. Sharp cruise HRS1414 in the Mid and South-Atlantic Bight in August of 2014 (DANCE project) Roles: Principal Investigator, Contact	2018-04-25	Final no updates expected
Nutrients and iron in shipboard aerosol and rain samples collected during R/V Hugh R. Sharp cruise HRS1414 in the Mid-Atlantic Bight and northern South-Atlantic Bight from July to August of 2014 (DANCE project) Roles: Principal Investigator, Contact	2018-06-18	Final no updates expected

Project: Impact of Convective Processes and Sea Ice Formation on the Distribution of Iron in the Ross Sea: Closing the Seasonal Cycle (1 datasets)

Dataset	Latest Version Date	Current State
Trace metals, hydrography, and fluorescence from CTD casts on the RVIB Nathaniel B. Palmer (cruise NBP1704) in the Ross Sea, Antarctica from April to May 2017 Roles: Principal Investigator, Contact	2021-07-22	Final no updates expected

Project: NSFGEO-NERC: Collaborative Research: Using Time-series Field Observations to Constrain an Ocean Iron Model (7 datasets)

Dataset	Latest Version Date	Current State
Total dissolvable iron concentrations in rainwater from weekly sampling at Tudor Hill Bermuda between November 2018 and March 2020. Role: Principal Investigator	2023-08-25	Final no updates expected
Atmospheric concentrations of aerosol iron from samples collected at Tudor Hill Bermuda between November 2018 and March 2020. Role: Principal Investigator	2023-08-26	Final no updates expected
Stable isotopic composition of total, deionized-water-soluble, and dilute-acetic-acid-soluble aerosol iron from analysis of composite aerosol samples collected at Tudor Hill, Bermuda between Nov 2018 and March 2020 Role: Co-Principal Investigator	2024-09-11	Final no updates expected
Concentrations of trace metals and dissolved macronutrients and CTD sensor data from four cruises in the Bermuda Atlantic Time-series Study (BATS) region in March, May, August and November 2019 Role: Principal Investigator	2024-09-26	Final no updates expected
Total dissolved, dissolved labile, and soluble nickel concentrations determined in water column samples collected on the 2019 Bermuda Atlantic Iron Time-series (BAIT) cruises in the Western Subtropical North Atlantic Gyre Role: Principal Investigator	2024-10-11	Final no updates expected
Aerosol aluminum measurements from Tudor Hill, Bermuda collected November 2018 to March 2020 as part of the Bermuda Atlantic Iron Timeseries project Role: Principal Investigator	2025-03-19	Final no updates expected
Rainwater aluminum measurements of samples collected November 2018 to March 2020 at Tudor Hill, Bermuda as part of the Bermuda Atlantic Iron Timeseries project Role: Principal Investigator	2025-03-19	Final no updates expected

Project: Collaborative Research: Determining the isotopic signature of iron released via ligand-mediated dissolution of atmospheric dust in the surface ocean (1 datasets)

Dataset	Latest Version Date	Current State
Stable isotopic composition of total, deionized-water-soluble, and dilute-acetic-acid-soluble aerosol iron from analysis of composite aerosol samples collected at Tudor Hill, Bermuda between Nov 2018 and March 2020 Role: Co-Principal Investigator	2024-09-11	Final no updates expected