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Peter Girguis

Affiliation: Harvard University

Address: []

Orcid: 0000-0002-3599-8160

Project: Collaborative Research: The Role of Iron-oxidizing Bacteria in the Sedimentary Iron Cycle: Ecological, Physiological and Biogeochemical Implications (8 datasets)

Dataset	Latest Version Date	Current State
Laboratory experiment data describing oxygen consumption of two strains of Mariprofundus ferrooxydans at two oxygen concentrations and one temperature (Sedimentary Iron Cycle project) Role: Principal Investigator	2016-06-29	Final no updates expected
Fe(II) concentrations over time in iron oxidizing bacteria cultures. Role: Principal Investigator	2017-07-21	Final no updates expected
Oxygen consumption rates/zero valen iron dissolution of FeOB (Ferrozine assay) with Kanamycin addition Role: Principal Investigator	2017-07-21	Final no updates expected
Oxygen consumption rates/zero valent iron dissolution of FeOB with kanamycin addition - replacement samples Role: Principal Investigator	2017-07-21	Final no updates expected
Pore water and solid phase iron geochemical data from a coastal Maine intertidal mudflat from November 2015 to November 2016 Role: Co-Principal Investigator	2018-06-01	Final no updates expected
Illumina sequencing data from sediment strata collected from the cold seeps of Hydrate Ridge, metalliferous sediments of Juan de Fuca Ridge, and organic-rich hydrothermal sediments of Guaymas Basin Role: Principal Investigator	2018-10-11	Final no updates expected
Experimental oxygen consumption for two iron oxidizing bacteria at 5˚C from March to November 2018 Role: Principal Investigator	2019-06-28	Final no updates expected
Experimental oxygen consumption data for two iron oxidizing bacteria with pyrrhotite as iron source from April to December 2018 Role: Principal Investigator	2019-06-28	Final no updates expected

Project: Collaborative Research: Characterization of Microbial Transformations in Basement Fluids, from Genes to Geochemical Cycling (12 datasets)

Dataset	Latest Version Date	Current State
North Pond CORKs dissolved oxygen concentrations collected during ROV Jason-II dives from Maria S. Merian cruises MSM20-5 and MSM37 from 2012-2014 (North Pond Microbes project) Role: Co-Principal Investigator	2015-04-06
North Pond Circulation Obviation Retrofit Kit (CORK) dissolved ion concentrations from samples collected using the Medium Volume Bag Sampler (MVBS) system during ROV Jason-II dives on Maria S. Merian in 2012-2014 (North Pond Microbes project) Role: Co-Principal Investigator	2015-09-02	Preliminary and in progress
Scanning Transmission X-Ray Microscopy raw images and spectra for aXis 2000 analysis software packages from the Maria S. Merian from 2012-2014 (North Pond Microbes project) Role: Co-Principal Investigator	2015-09-02	Preliminary and in progress
Total microbial cell densities and 16S rRNA abundance from North Pond from the Maria S. Merian cruise MSM20-5 in 2012 (North Pond Microbes project) Role: Co-Principal Investigator	2015-09-28	Final no updates expected
v6 16S rRNA from IODP boreholes, seawater, and drilling mud at North Pond collected from Maria S. Merian cruise MSM20-5 in 2012 (North Pond Microbes project) Role: Co-Principal Investigator	2015-09-28	Final no updates expected
Microbial cell counts derived from the formation fluids recovered from the CORKs installed at North Pond; collected on Maria S. Merian cruises MSM20-5 and MSM37 from 2012-2014 (North Pond Microbes project) Role: Principal Investigator	2015-12-29	Final no updates expected
Net oxygen consumption rates of the fluids recovered from the CORKs installed at North Pond; collected on Maria S. Merian cruise MSM37 in 2014 Role: Principal Investigator	2015-12-29	Final no updates expected
Particulate organic carbon from the formation fluids recovered from the CORKs installed at North Pond; collected on Maria S. Merian cruise MSM20-5 in 2012 Role: Principal Investigator	2015-12-30	Final no updates expected
Dissolved organic carbon and total dissolved nitrogen from the formation fluids recovered from the CORKs installed at the North Pond; collected on Maria S. Merian cruise MSM20-5 in 2012 Role: Principal Investigator	2015-12-30	Final no updates expected
The acetate and inorganic carbon uptake rates as determined via stable isotopic tracers from Maria S. Merian cruise MSM20-5 in 2012; data generated using the formation fluids recovered from CORKs installed at North Pond Role: Principal Investigator	2016-02-03	Final no updates expected
Chemistry and cell counts of formation fluids from North Pond, western flank of the Mid-Atlantic Ridge, from 2012-2014 Role: Co-Principal Investigator	2019-12-02	Final no updates expected
Reconstructed genomes from North Pond, western flank of the Mid-Atlantic Ridge, from 2012-2014 Role: Co-Principal Investigator	2019-12-02	Final no updates expected

Project: INSPIRE Track 1: Microbial Sulfur Metabolism and its Potential for Transforming the Growth of Epitaxial Solar Cell Absorbers (5 datasets)

Dataset	Latest Version Date	Current State
Scanning electron micrographs of microbial sulfide deposition from (INSPIRE_Pyrite project) Role: Principal Investigator	2016-02-04	Final with updates expected
Effects of temperature on biomass and sulfide production in Desulfovibrio hydrothermals (INSPIRE_Pyrite project) Role: Principal Investigator	2016-02-09	Final with updates expected
Sulfide concentrations as a function of time from INSPIRE track 1 collected from 2013 to 2017 (INSPIRE Pyrite project) Role: Principal Investigator	2017-03-13	Final no updates expected
X-ray diffractogram data collected from 2013 to 2017 (INSPIRE Pyrite project) Role: Principal Investigator	2017-03-13	Final no updates expected
XRD, XPS, and raman data collected from 2013 to 2017 (INSPIRE Pyrite) Role: Principal Investigator	2017-03-13	Final no updates expected

Project: Characterizing the distribution and rates of microbial sulfate reduction at Middle Valley hydrothermal vents (4 datasets)

Dataset	Latest Version Date	Current State
Maximum rates of microbially mediated sulfate reduction from three hydrothermal vents along the Juan de Fuca Ridge from R/V Atlantis cruise AT15-67 in the Juan de Fuca Ridge in 2010 Role: Principal Investigator	2015-11-13	Final no updates expected
Assessments of bacterial and archaeal diversity from three distinct hydrothermal vents in the Middle Valley vent field along the Juan de Fuca Ridge from R/V Atlantis cruise AT15-67 in the Juan de Fuca Ridge in 2010 Role: Principal Investigator	2015-11-17	Final no updates expected
Sulfate reduction rates at Main Endeavor grotto chimney from samples collected on RV Atlantis (AT18-08) during Jason II dives in the Juan de Fuca Ridge from July to August 2011 Role: Principal Investigator	2016-10-13	Final no updates expected
Sulfate reduction energetics at Main Endeavor grotto chimney from samples collected on RV Atlantis (AT18-08) during Jason II dives in the Juan de Fuca Ridge from July to August 2011 Role: Principal Investigator	2016-10-14	Final no updates expected

Project: Collaborative Research: A multidimensional approach to understanding microbial carbon cycling beneath the seafloor during cool hydrothermal circulation (2 datasets)

Dataset	Latest Version Date	Current State
Inventory of fluid and filter samples collected for carbon composition and isotope analysis from R/V Atlantis cruise AT39-01 at the North Pond CORK Sites U1382A and U1383C during October 2017 Role: Principal Investigator	2018-01-12	Final no updates expected
Concentrations, d13C and D14C data for DOC and DIC in fluids collected from North Pond Cork Observatories U1382A and U1383C and from bottom seawater in 2012, 2014 and 2017. Role: Principal Investigator	2024-06-11	Final no updates expected