BCO-DMO

Project: Investigating microbial activities driving organic matter transformations in the deep subsurface (1 datasets)

Dataset	Latest Version Date	Current State
Polysaccharide hydrolysis rates for Marmara Sea, Guaymas Basin, and Eastern Mediterranean Sea sediments collected from R/V El Puma and R/V Meteor cruises Role: Co-Principal Investigator	2016-12-09	Final no updates expected

Project: Latitudinal and depth-related contrasts in enzymatic capabilities of pelagic microbial communities: Predictable patterns in the ocean? (21 datasets)

Dataset	Latest Version Date	Current State
Notes on Niskin bottle sampling and use: depth of sample, operator, observations, type of experiments run on the sample, from RV/Endeavor EN556 and EN584, 2015 and 2016 (Patterns of activities project) Role: Principal Investigator	2017-10-20	Final no updates expected
Measurements of polysaccharide hydrolase activities in large volume mesocosm incubations RV/Endeavor EN584, July 2016 (Patterns of activities project) Role: Principal Investigator	2017-10-20	Final no updates expected
Bacterial protein production on particles obtained by gravity filtration of water collected on RV/Endeavor EN556 (Patterns of activities project) Role: Principal Investigator	2017-10-27	Final no updates expected
Measurements of peptidase and glucosidase activities in large volume mesocosm incubations on RV/Endeavor EN584, July 2016 (Patterns of activities project) Role: Principal Investigator	2022-12-07	Final no updates expected
Large volume incubation: DOC, bacterial cell concentration and production from RV/Endeavor EN556, June 2015 (Patterns of activities project) Role: Principal Investigator	2017-10-27	Final no updates expected
Measurements of nutrients, bacterial cell concentration and bacterial production from RV/Endeavor EN556, June 2015 (Patterns of activities project) Role: Principal Investigator	2017-10-27	Final no updates expected
Microbial enzymatic activities from seawater and from particle-associated seawater communities from Greenland, August 2015 (Patterns of activities project) Role: Principal Investigator	2017-10-30	Final no updates expected
Hydrolysis rates from bulk samples, plate reader results from RV/Endeavor EN556, 2015 (Patterns of activities project) Role: Principal Investigator	2017-11-16	Final no updates expected
Hydrolysis rates from gravity filtered samples, plate reader results from RV/Endeavor EN556, 2015 (Patterns of activities project) Role: Principal Investigator	2017-11-16	Final no updates expected
Hydrolysis rates from bulk water sample incubations from R/V Endeavor cruise EN556 in 2015 Role: Principal Investigator	2023-03-14	Final no updates expected
Hydrolysis rates from incubations on particles obtained by gravity filtration of water collected on RV/Endeavor EN556 (Patterns of activities project) Role: Principal Investigator	2017-12-05	Final no updates expected
Microbial enzyme activities: polysaccharide hydrolase activities in bulk seawater samples from the RV\Polarstern cruise ARKXXVII/3 in the Central Arctic Ocean and Laptev Sea, Aug-Sept. 2012 Role: Principal Investigator	2018-07-24	Final no updates expected
Microbial enzyme activities: peptidase activities in bulk seawater samples from the RV\Polarstern cruise ARKXXVII/3 in the Central Arctic Ocean and Laptev Sea, Aug-Sept. 2012 Role: Principal Investigator	2018-07-24	Final no updates expected
Microbial enzyme activities: polysaccharide hydrolase activities of gravity filtered seawater samples from the RV\Polarstern cruise ARKXXVII/3 in the Central Arctic Ocean and Laptev Sea, Aug-Sept. 2012 Role: Principal Investigator	2018-07-24	Final no updates expected
Microbial enzyme activities: peptidase activities of gravity-filtered seawater samples from the RV\Polarstern cruise ARKXXVII/3 in the Central Arctic Ocean and Laptev Sea, Aug-Sept. 2012 Role: Principal Investigator	2018-06-25	Final no updates expected
Microbial enzyme activities: peptidase activities of sediment samples from the RV\Polarstern cruise ARKXXVII/3 in the Central Arctic Ocean and Laptev Sea, Aug-Sept. 2012 Role: Principal Investigator	2018-07-24	Final no updates expected
Microbial enzyme activities: polysaccharide hydrolase activities in bulk seawater samples from the RV\Sonne cruise SO248 in the South and North Pacific, along 180 W, May, 2016 Role: Principal Investigator	2018-07-31	Final no updates expected
Microbial enzyme activities: glucosidase and peptidase activities of bulk seawater samples from the RV\Sonne cruise SO248 in the South and North Pacific, along 180 W, May, 2016 Role: Principal Investigator	2018-07-31	Final no updates expected
Microbial enzyme activities: polysaccharide hydrolase activities of gravity filtered seawater samples from the RV\Sonne cruise SO248 in the South and North Pacific, along 180 W, May, 2016 Role: Principal Investigator	2018-07-31	Final no updates expected
Microbial enzyme activities: glucosidase and peptidase activities of gravity filtered seawater samples from the RV\Sonne cruise SO248 in the South and North Pacific, along 180 W, May, 2016 Role: Principal Investigator	2018-07-31	Final no updates expected
Polysaccharide hydrolysis rates from bulk water and 3 µm retained fraction (particle-associated) incubations in the Northwest Atlantic aboard the R/V Endeavor cruise EN584 from Jun to Jul 2016 Role: Principal Investigator	2025-11-26	Preliminary and in progress

Project: A mechanistic microbial underpinning for the size-reactivity continuum of dissolved organic carbon degradation (9 datasets)

Dataset	Latest Version Date	Current State
Bacterial production of bulk water and large volume samples taken aboard the R/V Endeavor EN638, May 2019 in the Northern Atlantic. Roles: Principal Investigator, Contact	2020-08-12	Final no updates expected
Bulk water cell abundance of samples taken aboard the R/V Endeavor EN638, May 2019 in the Northern Atlantic Roles: Principal Investigator, Contact	2020-08-14	Final no updates expected
Small substrate hydrolysis of bulk water samples taken aboard the R/V Endeavor EN638, May 2019 in the Northern Atlantic. Roles: Principal Investigator, Contact	2020-08-14	Final no updates expected
Small substrate hydrolysis of large volume (LV) samples aboard the R/V Endeavor EN638, May 2019 in the Northern Atlantic. Roles: Principal Investigator, Contact	2022-12-07	Final no updates expected
Large substrate hydrolysis of bulk water samples taken aboard the R/V Endeavor EN638, May 2019 in the Northern Atlantic. Roles: Principal Investigator, Contact	2020-08-26	Final no updates expected
Particulate organic carbon concentrations and monosaccharide composition of POM-derived carbohydrates from samples taken during R/V Endeavor cruise EN638 in the Western North Atlantic in May 2019 Role: Principal Investigator	2025-10-03	Preliminary and in progress
Measurement of polysaccharide hydrolase activities from mesocosm incubations from water samples taken aboard R/V Endeavor cruise EN638 in the Western North Atlantic in May 2019 Role: Principal Investigator	2025-10-24	Preliminary and in progress
Carbohydrate microarray (epitope) analyses of POM-derived carbohydrates in the Western North Atlantic Ocean in May 2019 Role: Principal Investigator	2025-10-03	Preliminary and in progress
Detection and Quantification of Cells Exhibiting 'Selfish' Uptake in samples taken during R/V Endeavor cruise EN638 in the Western North Atlantic in May 2019 Role: Principal Investigator	2025-11-03	Preliminary and in progress

Project: Collaborative Research: Pressure effects on microbially-catalyzed organic matter degradation in the deep ocean (4 datasets)

Dataset	Latest Version Date	Current State
Polysaccharide Hydrolase activities in Danish coastal seawater and sediments under varying hydrostatic pressures on samples collected in September 2023 Role: Principal Investigator	2025-06-10	Final no updates expected
Cell counts exhibiting 'Selfish' uptake in the Western North Atlantic, in Danish coastal seawater, and abyssopelagic waters off the eastern coast of Japan under varying hydrostatic pressures, 2023-2024 Role: Principal Investigator	2025-06-06	Final no updates expected
Bacterial productivity of samples from three stations in the Western North Atlantic aboard R/V Atlantic Explorer cruise AE2413 during May 2024 Role: Principal Investigator	2025-06-06	Final no updates expected
Polysaccharide hydrolase activities from water samples collected at various sites under varying hydrostatic pressures in the Western North Atlantic aboard R/V Atlantic Explorer cruise AE2413 in May 2024 Role: Principal Investigator	2025-07-23	Final no updates expected

Project: Substrate structural complexity and abundance control distinct mechanisms of microbially-driven carbon cycling in the ocean (5 datasets)

Dataset	Latest Version Date	Current State
Peptidase and glucosidase activities from mesocosm and bulk water incubations from waters taken aboard the R/V Endeavor in the Western North Atlantic during the research cruise EN683 in May and June, 2022. Role: Principal Investigator	2025-03-17	Final no updates expected
Polysaccharide hydrolysis rates from mesocosm and bulk water incubations from waters taken aboard the R/V Endeavor in the Western North Atlantic during the research cruise EN683 in May and June 2022 Role: Principal Investigator	2025-10-02	Preliminary and in progress
Bacterial Productivity measurement of bulk seawater and mesocosm experiments taken aboard the R/V Endeavor in the Western North Atlantic during the research cruise EN683 in May and June, 2022 Role: Principal Investigator	2025-10-02	Preliminary and in progress
Monosaccharide Composition of HMWDOM concentrate and POM-derived Carbohydrates from bulk seawater and mesocosm experiments taken aboard the R/V Endeavor in the Western North Atlantic during the research cruise EN683 in May and June, 2022 Role: Principal Investigator	2025-10-16	Preliminary and in progress
EN683 FLA-Bead Data and ULake Role: Principal Investigator	2026-02-04	Data not available

Carol Arnosti

Affiliation: University of North Carolina at Chapel Hill (UNC-Chapel Hill)

Address: []

Orcid: 0000-0002-6074-5341

Project: Investigating microbial activities driving organic matter transformations in the deep subsurface (1 datasets)

Project: Latitudinal and depth-related contrasts in enzymatic capabilities of pelagic microbial communities: Predictable patterns in the ocean? (21 datasets)

Project: A mechanistic microbial underpinning for the size-reactivity continuum of dissolved organic carbon degradation (9 datasets)

Project: Collaborative Research: Pressure effects on microbially-catalyzed organic matter degradation in the deep ocean (4 datasets)

Project: Substrate structural complexity and abundance control distinct mechanisms of microbially-driven carbon cycling in the ocean (5 datasets)