Search Results - "Carini, Stephen A."

Denitrification Dominates Sediment Nitrogen Removal and Is Enhanced by Bottom-Water Hypoxia in the Northern Gulf of Mexico by McCarthy, Mark J, Newell, Silvia E, Carini, Stephen A, Gardner, Wayne S

“…Nutrient loads from the Mississippi River watershed are associated with seasonal development of bottom-water hypoxia in the northern Gulf of Mexico. Microbial…”
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Oxygen consumption in the water column and sediments of the northern Gulf of Mexico hypoxic zone by McCarthy, Mark J., Carini, Stephen A., Liu, Zhanfei, Ostrom, Nathaniel E., Gardner, Wayne S.

“…Hypoxia is a global problem resulting from excessive nutrient inputs to coastal regions, but the biogeochemical mechanisms of hypoxia development are not well…”
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Nitrification in Mono Lake, California: Activity and Community Composition during Contrasting Hydrological Regimes by Carni, Stephen A., Joye, Samantha B.

“…Rates of nitrification, geochemical variables, and the associated ammonia oxidizer microbial community were investigated in the water column of Mono Lake,…”
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An isotope dilution method to measure nitrification rates in the northern Gulf of Mexico and other eutrophic waters by Carini, Stephen A., McCarthy, Mark J., Gardner, Wayne S.

“…An isotope dilution method is described to determine nitrification rates in the northern Gulf of Mexico (NGOMEX) and other eutrophic waters using high…”
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Net, actual, and potential sediment–water interface NH4+ fluxes in the northern Gulf of Mexico (NGOMEX): Evidence for NH4+ limitation of microbial dynamics by Lin, Xiao, McCarthy, Mark J., Carini, Stephen A., Gardner, Wayne S.

“…A new approach, combining 15NH4+ isotope dilution and continuous-flow techniques, provided estimates of “actual” and “net” NH4+ flux and sediment NH4+ demand…”
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Nitrogen dynamics in Lake Okeechobee: forms, functions, and changes by James, R. Thomas, Gardner, Wayne S., McCarthy, Mark J., Carini, Stephen A.

“…Total nitrogen (TN) in Lake Okeechobee, a large, shallow, turbid lake in south Florida, has averaged between 90 and 150 μM on an annual basis since 1983. No TN…”
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Transformation and fate of nitrate near the sediment–water interface of Copano Bay by Hou, Lijun, Liu, Min, Carini, Stephen A., Gardner, Wayne S.

“…This study investigated potential transformation processes and fates of nitrate at the sediment–water interface of Copano Bay during a period of drought by…”
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Collection of intact sediment cores with overlying water to study nitrogen- and oxygen-dynamics in regions with seasonal hypoxia by Gardner, Wayne S., McCarthy, Mark J., Carini, Stephen A., Souza, Afonso C., Lijun, Hou, McNeal, Karen S., Puckett, Mary Keith, Pennington, Jack

“…Settled particles of fresh, labile organic matter may be a significant source of oxygen demand and nutrient regeneration in seasonally-hypoxic regions caused…”
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Interactions between Methane Oxidation and Nitrification in Coastal Sediments by Carini, Stephen A., Orcutt, Beth N., Joye, Samantha B.

“…Galveston Bay sediments exhibit substantial spatial and seasonal variability in rates of nitrification and aerobic methane oxidation. We examined the…”
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Interactions between Methane Oxidation and Nitrification in Coastal Sediments by Carini, SA, Orcutt, B N, Joye, S B

“…Galveston Bay sediments exhibit substantial spatial and seasonal variability in rates of nitrification and aerobic methane oxidation. We examined the…”
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