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Marine Biology

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University of South Florida

Marine Science Faculty Publications

2019

Natural seeps

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Natural And Anthropogenic Oil Impacts On Benthic Foraminifera In The Southern Gulf Of Mexico, M. L. Machain-Castillo, A. C. Ruiz-Fernández, Adolfo Gracia, J. A. Sanchez-Cabeza, A. Rodríguez-Ramírez, H. M. Alexander-Valdés, L. H. Pérez-Bernal, X. A. Nava-Fernández, L. E. Gómez-Lizárraga, L. Almaraz-Ruiz, Patrick Schwing, David Hollander Aug 2019

Natural And Anthropogenic Oil Impacts On Benthic Foraminifera In The Southern Gulf Of Mexico, M. L. Machain-Castillo, A. C. Ruiz-Fernández, Adolfo Gracia, J. A. Sanchez-Cabeza, A. Rodríguez-Ramírez, H. M. Alexander-Valdés, L. H. Pérez-Bernal, X. A. Nava-Fernández, L. E. Gómez-Lizárraga, L. Almaraz-Ruiz, Patrick Schwing, David Hollander

Marine Science Faculty Publications

The Campeche Sound is the major offshore oil producing area in the Southern Gulf of Mexico (SGoM). To evaluate the impact of oil related activities in the ocean floor sediments, we analyzed the geochemical (major and trace element, organic carbon and hydrocarbon concentrations) and biological (benthic foraminifera) composition of 62 superficial sediment samples, from 13 to 1336 m water depth. Cluster and Factor analysis of all the variables indicate that their distribution patterns are mainly controlled by differences between the terrigenous and carbonate platforms in the SGoM. Benthic foraminiferal assemblages were abundant and diverse, and their distribution patterns are mainly …