Thomas Guilderson

Affiliation:

University of California-Santa Cruz (UCSC)

Address:

Ocean Sciences Department
1156 High St
Santa Cruz, CA
USA 95060

ORCiD:

0000-0001-9371-7059

Activities reported for Thomas Guilderson:

Program coordination

None

Project coordination

Establishing Radionuclide Levels in the Atlantic and Pacific Oceans Originating from the Fukushima Daiichi Nuclear Power Facility (Fukushima Radionuclide Levels)	Principal Investigator
The Microbial Nitrogen Pump: Coupling 14C and Compound-specific Amino Acids to Understand the Role of Microbial Transformations in the Refractory Ocean DON Pool (DON Microbial Nitrogen Pump)	Co-Principal Investigator
Development and application of CSI-AA biogeochemistry reconstructions in deep-sea corals to study decadal-centennial variability in the North Pacific (Deep Sea Coral Reconstruction)	Principal Investigator, Contact

Deployment coordination

None

Datasets

Project: Development and application of CSI-AA biogeochemistry reconstructions in deep-sea corals to study decadal-centennial variability in the North Pacific

Dataset	Version Date	Current State
CSIA-AA comparison between live polyps and outer proteinaceous skeletal material in three taxons of North Pacific deep-sea corals Principal Investigator	2023-03-07	Preliminary and in progress
Bulk and CSIA-AA stable isotopes in sinking POM (sediment trap collected) and proteinaceous deep-sea coral skeletal material in Monterey Bay from 1998 to 2007 Principal Investigator	2023-03-07	Data not available
Cross Seamount modern (live) coral radiocarbon data and age modeled dates Principal Investigator	2022-12-07	Data not available
Radiocarbon data and age modeled dates from subfossil deep-sea proteinaceous corals (Kulamanamana haumaeae) collected using the DSRV Pisces V at Cross Seamount in 2004 Principal Investigator	2022-11-15	Data not available

Project: The Microbial Nitrogen Pump: Coupling 14C and Compound-specific Amino Acids to Understand the Role of Microbial Transformations in the Refractory Ocean DON Pool

Dataset	Version Date	Current State
HMW and LMW DOC recovery parameters from waters collected from the North Pacific Subtropical Gyre and Central North Atlantic Co-Principal Investigator	2020-05-14	Final no updates expected
High and low molecular weight (HMW, LMW) DOC 14C collected from the North Pacific Subtropical Gyre and Central North Atlantic Co-Principal Investigator	2020-05-14	Final no updates expected
Total DOC 14C from samples collected from the North Pacific Subtropical Gyre and Central North Atlantic Co-Principal Investigator	2020-05-14	Final no updates expected
Amino acid enantiomeric ratios (D/L) of high and low molecular weight (HMW, LMW) DOM collected from the North Pacific Subtropical Gyre and Central North Atlantic Co-Principal Investigator	2020-05-13	Final no updates expected
C and N stable isotopes and elemental ratios of high and low molecular weight (HMW, LMW) DOM collected from the North Pacific Subtropical Gyre and Central North Atlantic determined by elemental analyzer isotope ratio mass spectrometry (EA-IRMS) Co-Principal Investigator	2020-05-13	Final no updates expected
DOC and DON concentrations of waters collected from the North Pacific Subtropical Gyre and Central North Atlantic Co-Principal Investigator	2020-05-13	Final no updates expected
[DEPRECATED] Recovery parameters, isotopic composition, and elemental composition of HMW and LMW DOM collected in the North Pacific Subtropical Gyre on R/V Kilo Moana (KM1506, KM1515) during 2015 Co-Principal Investigator	2017-08-01	Deprecated

Project: Establishing Radionuclide Levels in the Atlantic and Pacific Oceans Originating from the Fukushima Daiichi Nuclear Power Facility

Dataset	Version Date	Current State
Iodine 129 levels from R/V Ka`imikai-O-Kanaloa KOK1108 from June 2011 (Fukushima Radionuclide Levels project) Principal Investigator	2017-09-29	Final no updates expected

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Thomas Guilderson

Activities reported for Thomas Guilderson: