BCO-DMO

Project: GEOTRACES InterCalibration (9 datasets)

Dataset	Latest Version Date	Current State
Scientific sampling event log from R/V Knorr cruises KN193-05 and KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2011-06-28	Final no updates expected
Original scientific sampling event log (PDF) from R/V Knorr cruises KN193-05 and KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2009-03-19	Final no updates expected
Scientific sampling event log from R/V Knorr cruises KN193-05 and KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2011-06-28	Final no updates expected
CTD profiles from GEOTRACES cruise KN193-06 for Intercalibration of sensors aboard R/V Knorr in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2011-06-27	Preliminary and in progress
Original scientific sampling event log (PDF) from R/V Knorr cruises KN193-05 and KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2009-03-19	Final no updates expected
Niskin bottle basic hydrography from CTD casts from the first GEOTRACES Intercalibration cruises, R/V Knorr KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2011-07-05	Preliminary and in progress
Cruise track of the second GEOTRACES Intercalibration cruise, R/V Knorr KN195-08 in the eastern North Pacific and Santa Barbara Basin (GEOTRACES IC project) Role: Chief Scientist	2009-04-27	Final no updates expected
Scientific sampling event log from the second GEOTRACES Intercalibration cruise, R/V Knorr KN195-08 in the eastern North Pacific and Santa Barbara Basin (GEOTRACES IC project) Role: Chief Scientist	2011-06-28	Final no updates expected
Cruise track from the first GEOTRACES Intercalibration cruises, R/V Knorr KN193-05 and KN193-06 in the Sargasso Sea (GEOTRACES IC project) Role: Chief Scientist	2009-04-27	Final no updates expected

Project: U.S. GEOTRACES North Atlantic Transect (GA03) (30 datasets)

Dataset	Latest Version Date	Current State
Surface transects for arsenic speciation, antimony speciation, and alkaline phosphatase activity from R/V Knorr cruise KN204-01 in the Subtropical North Atlantic Ocean in 2011 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-01-03	Final no updates expected
Surface arsenic, antimony speciation, and alkaline phosphatase activity along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-01-03	Final no updates expected
Depth profiles for arsenic and antimony speciation and alkaline phosphatase activity from R/V Knorr cruise KN204-01 in the Subtropical North Atlantic Ocean in 2011 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-03-01	Final no updates expected
PO4, NO3, NO2 surface concentrations along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-02-27	Final no updates expected
Surface nanomolar Phosphate, Nitrate, and Nitrite concentrations from R/V Knorr cruise KN204-01 in the Subtropical northern Atlantic Ocean in 2011 (U.S. GEOTRACES NAT project) Roles: Principal Investigator, Contact	2013-02-20	Final no updates expected
Scientific sampling event log from R/V Knorr cruise KN204-01 in the Subtropical northern Atlantic Ocean in 2011 (U.S. GEOTRACES NAT project) Role: Co-Chief Scientist	2013-01-25	Final no updates expected
Profiles of nanomolar Phosphate, Nitrate, and Nitrite concentrations from R/V Knorr cruise KN204-01 in the Subtropical North Atlantic Ocean in 2011 (U.S. GEOTRACES NAT project) Roles: Principal Investigator, Contact	2013-03-14	Final no updates expected
PO4, NO3, NO2 surface concentrations along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Roles: Principal Investigator, Contact	2013-02-27	Final no updates expected
PO4, NO3, NO2 surface concentrations along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Roles: Principal Investigator, Contact	2013-02-27	Final no updates expected
Scientific sampling event log associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-07-25	Final no updates expected
CTD and pump cast events associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-07-25	Final no updates expected
GTC CTD cast sheets associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-07-26	Final no updates expected
GTC CTD sample logs associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
ODF CTD cast sheets associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-07-29	Final no updates expected
ODF CTD sample logs associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010(U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
Pump sample logs associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04-01 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
GTC CTD profiles along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2012-05-23	Final no updates expected
GTC bottle data along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2013-02-13	Final no updates expected
ODF CTD profiles along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2012-05-23	Final no updates expected
ODF bottle data along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2013-02-13	Final no updates expected
Cruise report associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-01-18	Final no updates expected
Cruise tracks along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2012-03-07	Final no updates expected
Cruise tracks along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2012-03-07	Final no updates expected
Surface arsenic, antimony speciation, and alkaline phosphatase activity along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-01-03	Final no updates expected
Surface arsenic, antimony speciation, and alkaline phosphatase activity along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04, KN199-05 cruises in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Role: Principal Investigator	2013-01-03	Final no updates expected
PO4, NO3, NO2 concentrations along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project) Roles: Principal Investigator, Contact	2013-03-14	Final no updates expected
Cruise report associated with the US GEOTRACES North Atlantic Transect from the R/V Knorr KN204-01 cruise in the Subtropical northern Atlantic Ocean from 2011-2011 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2011-12-11	Final no updates expected
Cruise tracks along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN204-01 cruise in the subtropical N. Atlantic during 2011 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2013-01-29	Final no updates expected
GTC one meter-averaged downcast CTD profiles along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN204-01 cruise in the subtropical N. Atlantic during 2011 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2013-01-30	Final no updates expected
ODF one meter-averaged downcast CTD profiles along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic from 2010 (U.S. GEOTRACES NAT project) Role: Co-Principal Investigator	2013-02-14	Final no updates expected

Project: U.S. GEOTRACES East Pacific Zonal Transect (GP16) (26 datasets)

Dataset	Latest Version Date	Current State
Scientific sampling event log associated with the US GEOTRACES East Pacific Zonal Transect cruise from R/V Thomas G. Thompson TN303 in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
GTC bottle data along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
ODF bottle data along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final with updates expected
Cruise track along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-05-08	Final no updates expected
GTC CTD down casts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
GTC CTD up casts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
GTC shipboard CTD data along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
ODF CTD down casts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final with updates expected
ODF CTD up casts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final with updates expected
CTD cast logs associated with the US GEOTRACES East Pacific Zonal Transect cruise from the R/V Thomas G. Thompson TN303 in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
CTD sample logs associated with the US GEOTRACES East Pacific Zonal Transect cruise from the R/V Thomas G. Thompson TN303 in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
GeoFish cast logs associated with the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
PUMP cast logs associated with the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2025-02-25	Final no updates expected
GeoFish nutrients and salts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
Pump nutrients and salts along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2016-06-02	Final no updates expected
Cast events summary table associated with the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
Cast events summary table (html) associated with the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
Cruise personnel associated with the US GEOTRACES East Pacific Zonal Transect cruise R/V Thomas G. Thompson TN303 in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-07-02	Final no updates expected
Cruise track image associated with the US GEOTRACES East Pacific Zonal Transect cruise R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-07-02	Final no updates expected
CFC saturation along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-10-30	Final no updates expected
Cruise report associated the US GEOTRACES East Pacific Zonal Transect R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2014-08-15	Final no updates expected
HPLC pigments along the US GEOTRACES East Pacific Zonal Transect from the R/V Thomas G. Thompson TN303 cruise in the tropical Pacific from Peru to Tahiti during 2013 (U.S. GEOTRACES EPZT project) Role: Co-Principal Investigator	2017-05-16	Final no updates expected
Particulate Acid-Volatile Sulfide (pAVS) and elemental selenium (pSe) concentrations from a McLane pump collected during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2016-06-03	Final no updates expected
Arsenate, iodide, and selenium concentrations collected from Super-GeoFish during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2017-01-03	Final no updates expected
Arsenate, iodide, and selenium concentrations collected from Go-FLO bottles during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2017-01-03	Final no updates expected
Results from Optimum Multiparameter Water Mass Analysis (OMPA) obtained using temperature, salinity, nutrient, and oxygen data from R/V Thomas G. Thompson cruise TN303 in the Eastern Tropical Pacific from October to December 2013 Role: Co-Principal Investigator	2017-08-17	Final no updates expected

Project: U.S. Arctic GEOTRACES Study (GN01) (13 datasets)

Dataset	Latest Version Date	Current State
GEOTRACES-Arctic Section cruise HLY1502 event log, 10 August to 7 October 2015 Role: Principal Investigator	2018-06-27	Final no updates expected
Bottle data from the CTD-ODF carousel on the GEOTRACES Arctic Section cruise (HLY1502) from August to October 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2019-11-25	Final no updates expected
Bottle data from the GEOTRACES Clean Carousel sampling system (GTC) on the Arctic Section cruise (HLY1502) from August to October 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2019-07-29	Final no updates expected
Pump cast logs from GEOTRACES-Arctic Section cruise HLY1502 in 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2025-02-25	Final no updates expected
Water sample logs from GEOTRACES-Arctic Section cruise HLY1502 in 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2025-02-25	Final no updates expected
CTD cast logs (pdf) from GEOTRACES-Arctic Section cruise HLY1502 in 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2025-02-25	Final no updates expected
CTD-GTC profiles from GEOTRACES-Arctic Section cruise HLY1502 in 2015 (U.S. GEOTRACES Arctic project) Role: Principal Investigator	2016-07-12	Final no updates expected
CTD-ODF profiles from GEOTRACES-Arctic Section cruise HLY1502, August to October 2015 Role: Principal Investigator	2022-12-15	Final no updates expected
Selenium speciation depth profiles, including Selenite (SeIV), Selenate (SeVI), Organic selenide (Org Se-II), and Total Se, from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-07	Preliminary and in progress
Total Particulate Selenium depth profiles from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-09	Preliminary and in progress
Aerosol Selenium data from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-10	Preliminary and in progress
Total Particulate Arsenic depth profiles from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-11	Preliminary and in progress
Arsenic Speciation from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-11	Preliminary and in progress

Project: US GEOTRACES Pacific section: Characterizing the redox environment of the eastern tropical Pacific Ocean (3 datasets)

Dataset	Latest Version Date	Current State
Particulate Acid-Volatile Sulfide (pAVS) and elemental selenium (pSe) concentrations from a McLane pump collected during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2016-06-03	Final no updates expected
Arsenate, iodide, and selenium concentrations collected from Super-GeoFish during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2017-01-03	Final no updates expected
Arsenate, iodide, and selenium concentrations collected from Go-FLO bottles during the R/V Thomas G. Thompson cruise TN303 from Peru to Tahiti in 2013 (U.S. GEOTRACES EPZT project) Roles: Principal Investigator, Contact	2017-01-03	Final no updates expected

Project: GEOTRACES Peru-Tahiti Nitrogen Isotope Measurements (1 datasets)

Dataset	Latest Version Date	Current State
Results from Optimum Multiparameter Water Mass Analysis (OMPA) obtained using temperature, salinity, nutrient, and oxygen data from R/V Thomas G. Thompson cruise TN303 in the Eastern Tropical Pacific from October to December 2013 Role: Co-Principal Investigator	2017-08-17	Final no updates expected

Project: Measurement of Helium Isotopes, Tritium, Noble Gases, and Radiocarbon (1 datasets)

Dataset	Latest Version Date	Current State
Results from Optimum Multiparameter Water Mass Analysis (OMPA) obtained using temperature, salinity, nutrient, and oxygen data from R/V Thomas G. Thompson cruise TN303 in the Eastern Tropical Pacific from October to December 2013 Role: Co-Principal Investigator	2017-08-17	Final no updates expected

Project: US GEOTRACES Pacific Meridional Transect (GP15) (19 datasets)

Dataset	Latest Version Date	Current State
Scientific sampling event log from the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Chief Scientist	2021-03-25	Final no updates expected
Bottle file from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Role: Co-Principal Investigator	2021-05-05	Final with updates expected
CTD profiles from the ODF rosette on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Co-Principal Investigator	2020-07-22	Final no updates expected
CTD data from the GTC rosette on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Principal Investigator	2020-07-22	Final no updates expected
Original scanned cast sheets (jpg format) of ODF rosette casts on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Co-Principal Investigator	2020-08-05	Final no updates expected
Original scanned console logs (jpg format) of ODF rosette casts on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Co-Principal Investigator	2020-08-05	Final no updates expected
Original scanned cast sheets (jpg and pdf formats) of the GTC rosette casts on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Principal Investigator	2020-08-05	Final no updates expected
Original scanned sample logs (jpg and pdf formats) from the GTC rosette casts on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Principal Investigator	2020-08-05	Final no updates expected
Original scanned sample logs (jpg format) from GeoFish tows on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018 Role: Principal Investigator	2020-08-07	Final no updates expected
Bottle file from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from October to November 2018 Role: Co-Principal Investigator	2021-05-05	Final with updates expected
Water column GeoFish and bottle pH data from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2021-05-06	Final no updates expected
Water column GeoFish and bottle pH data from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from October to November 2018 Roles: Principal Investigator, Contact	2021-05-06	Final no updates expected
Particulate Acid-Volatile Sulfide (pAVS) and Chromium Reducible Sulfide (pCRS) from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2022-05-04	Final no updates expected
Particulate Acid-Volatile Sulfide (pAVS) and Chromium Reducible Sulfide (pCRS) from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from Oct to Nov 2018 Roles: Principal Investigator, Contact	2022-05-05	Final no updates expected
Total dissolved sulfide (TDS) and carbonyl sulfide (OCS) from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2022-05-06	Final no updates expected
Total dissolved sulfide (TDS) and carbonyl sulfide (OCS) from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) conducted on R/V Roger Revelle from October to November 2018 Roles: Principal Investigator, Contact	2022-05-19	Final no updates expected
Pigment concentrations determined by HPLC from samples collected on Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Role: Principal Investigator	2023-11-09	Final no updates expected
Pigment concentrations determined by HPLC from samples collected on Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from Oct-Nov 2018 Role: Principal Investigator	2023-11-13	Final no updates expected
Particle birefringence photon yield and particle beam attenuation coefficient derived from optical particle sensors deployed on GTC CTD casts on the U.S. GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) on R/V Roger Revelle from Sept-Nov 2018 Role: Scientist	2025-02-04	Final no updates expected

Project: GEOTRACES Arctic Section: Processes affecting the biogeochemical cycling of essential and toxic metalloids in the Arctic Ocean (5 datasets)

Dataset	Latest Version Date	Current State
Selenium speciation depth profiles, including Selenite (SeIV), Selenate (SeVI), Organic selenide (Org Se-II), and Total Se, from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-07	Preliminary and in progress
Total Particulate Selenium depth profiles from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-09	Preliminary and in progress
Aerosol Selenium data from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-10	Preliminary and in progress
Total Particulate Arsenic depth profiles from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-11	Preliminary and in progress
Arsenic Speciation from the US GEOTRACES Arctic cruise (HLY1502, GN01) from August to October 2015 Role: Principal Investigator	2019-10-11	Preliminary and in progress

Project: US GEOTRACES PMT: hydrogen sulfide as a strong ligand affecting trace metal cycling (6 datasets)

Dataset	Latest Version Date	Current State
Water column GeoFish and bottle pH data from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2021-05-06	Final no updates expected
Water column GeoFish and bottle pH data from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from October to November 2018 Roles: Principal Investigator, Contact	2021-05-06	Final no updates expected
Particulate Acid-Volatile Sulfide (pAVS) and Chromium Reducible Sulfide (pCRS) from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2022-05-04	Final no updates expected
Particulate Acid-Volatile Sulfide (pAVS) and Chromium Reducible Sulfide (pCRS) from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) on R/V Roger Revelle from Oct to Nov 2018 Roles: Principal Investigator, Contact	2022-05-05	Final no updates expected
Total dissolved sulfide (TDS) and carbonyl sulfide (OCS) from Leg 1 (Seattle, WA to Hilo, HI) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1814) on R/V Roger Revelle from September to October 2018 Roles: Principal Investigator, Contact	2022-05-06	Final no updates expected
Total dissolved sulfide (TDS) and carbonyl sulfide (OCS) from Leg 2 (Hilo, HI to Papeete, French Polynesia) of the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15, RR1815) conducted on R/V Roger Revelle from October to November 2018 Roles: Principal Investigator, Contact	2022-05-19	Final no updates expected

Project: US GEOTRACES GP17 Section: South Pacific and Southern Ocean (GP17-OCE) (5 datasets)

Dataset	Latest Version Date	Current State
Scientific sampling event log from the US GEOTRACES GP17-OCE cruise on R/V Roger Revelle (RR2214) from December 2022 to January 2023 Role: Co-Principal Investigator	2024-09-30	Final no updates expected
Bottle data from CTD profiles of the GTC rosette deployed on the US GEOTRACES GP17-OCE cruise on R/V Roger Revelle (RR2214) from December 2022 to January 2023 Role: Co-Principal Investigator	2024-05-15	Data not available
Nutrients and bottle oxygen measured by the Scripps ODF group on the US GEOTRACES GP17-OCE cruise on R/V Roger Revelle (RR2214) from December 2022 to January 2023 in the South Pacific and Southern Oceans Role: Co-Principal Investigator	2024-09-25	Final no updates expected
Processed CTD profile data from both rosettes (GTC and ODF) deployed on the US GEOTRACES GP17-OCE cruise on R/V Roger Revelle (RR2214) from December 2022 to January 2023 Role: Co-Principal Investigator	2024-12-01	Data not available
GP17-OCE ODF Bottle Role: Co-Principal Investigator	2025-03-11	Data not available

Project: Autonomous Ocean Carbon Observer Development and Calibration (1 datasets)

Dataset	Latest Version Date	Current State
Particle birefringence photon yield and particle beam attenuation coefficient derived from optical particle sensors deployed on GTC CTD casts on the U.S. GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) on R/V Roger Revelle from Sept-Nov 2018 Role: Scientist	2025-02-04	Final no updates expected

Gregory A. Cutter

Affiliation: Old Dominion University (ODU)

Address: []

Orcid: 0000-0001-6744-6718

Project: GEOTRACES InterCalibration (9 datasets)

Project: U.S. GEOTRACES North Atlantic Transect (GA03) (30 datasets)

Project: U.S. GEOTRACES East Pacific Zonal Transect (GP16) (26 datasets)

Project: U.S. Arctic GEOTRACES Study (GN01) (13 datasets)

Project: US GEOTRACES Pacific section: Characterizing the redox environment of the eastern tropical Pacific Ocean (3 datasets)

Project: GEOTRACES Peru-Tahiti Nitrogen Isotope Measurements (1 datasets)

Project: Measurement of Helium Isotopes, Tritium, Noble Gases, and Radiocarbon (1 datasets)

Project: US GEOTRACES Pacific Meridional Transect (GP15) (19 datasets)

Project: GEOTRACES Arctic Section: Processes affecting the biogeochemical cycling of essential and toxic metalloids in the Arctic Ocean (5 datasets)

Project: US GEOTRACES PMT: hydrogen sulfide as a strong ligand affecting trace metal cycling (6 datasets)

Project: US GEOTRACES GP17 Section: South Pacific and Southern Ocean (GP17-OCE) (5 datasets)

Project: Autonomous Ocean Carbon Observer Development and Calibration (1 datasets)

Gregory A. Cutter

Affiliation: Old Dominion University (ODU)

Address: []

Orcid: 0000-0001-6744-6718

Project: GEOTRACES InterCalibration (9 datasets)

Project: U.S. GEOTRACES North Atlantic Transect (GA03) (30 datasets)

Project: U.S. GEOTRACES East Pacific Zonal Transect (GP16) (26 datasets)

Project: U.S. Arctic GEOTRACES Study (GN01) (13 datasets)

Project: US GEOTRACES Pacific section: Characterizing the redox environment of the eastern tropical Pacific Ocean (3 datasets)

Project: GEOTRACES Peru-Tahiti Nitrogen Isotope Measurements (1 datasets)

Project: Measurement of Helium Isotopes, Tritium, Noble Gases, and Radiocarbon (1 datasets)

Project: US GEOTRACES Pacific Meridional Transect (GP15) (19 datasets)

Project: GEOTRACES Arctic Section: Processes affecting the biogeochemical cycling of essential and toxic metalloids in the Arctic Ocean (5 datasets)

Project: US GEOTRACES PMT: hydrogen sulfide as a strong ligand affecting trace metal cycling (6 datasets)

Project: US GEOTRACES GP17 Section: South Pacific and Southern Ocean (GP17-OCE) (5 datasets)

Project: Autonomous Ocean Carbon Observer Development and Calibration (1 datasets)