Hydrothermal alteration of seawater biogeochemistry in Deception Island (South Shetland Islands, Antarctica)

Autor: Oleg Belyaev, I. Emma Huertas, Gabriel Navarro, Silvia Amaya-Vías, Mercedes de la Paz, Erica Sparaventi, Sergio Heredia, Camila F. Sukekava, Luis M. Laglera, Antonio Tovar-Sánchez

Publikováno v: Frontiers in Marine Science, Vol 11 (2024)

Deception Island (DI) is an active volcanic caldera in the South Shetland Islands, Antarctica, with an inner bay, Port Foster, formed by an ancient eruption. The bay’s seafloor hydrofracture system contains hydrothermal seeps and submarine vents, w

Externí odkaz: https://doaj.org/article/8c4693f82ab04b5ba2fb5bcf78e9583c

A Novel Automatic Water Autosampler Operated From UAVs for Determining Dissolved Trace Elements

Autor: Erica Sparaventi, Araceli Rodríguez-Romero, Gabriel Navarro, Antonio Tovar-Sánchez

Publikováno v: Frontiers in Marine Science, Vol 9 (2022)

Monitoring water systems under extreme conditions or in remote areas poses a risk to scientists and staff involved, and can also result in disturbances to the local flora and fauna. In order to overcome these limitations, new techniques are being dev

Externí odkaz: https://doaj.org/article/d6d2cf708dec48d5b7ba871813df274f

The contribution of penguin guano to the Southern Ocean iron pool

Autor: Oleg Belyaev, Erica Sparaventi, Gabriel Navarro, Araceli Rodríguez-Romero, Antonio Tovar-Sánchez

Iron plays a crucial role in the high-nutrient, low-chlorophyll Southern Ocean regions, promoting phytoplankton growth and enhancing atmospheric carbon sequestration(1–5). In this area, the recycling of biogenic iron is partially driven by the iron

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2db15fcd61f1a6601c1b425818970529
https://doi.org/10.21203/rs.3.rs-1804836/v1

An overview of the internalization and effects of microplastics and nanoplastics as pollutants of emerging concern in bivalves

Autor: Erica Sparaventi, Antonio Figueras, Beatriz Novoa, Marta Sendra

Publikováno v: The Science of the total environment. 753

15 pages, 4 figures
Microplastic and nanoplastic pollution in aquatic environments is a topic of emerging concern due to the internalization, retention time and effects of these particles in aquatic biota. Bivalves are considered bioindicators d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7df015912654781db0037fe34b78f8f
https://pubmed.ncbi.nlm.nih.gov/33207452

Coastal gradients of small microplastics and associated pollutants influenced by estuarine sources

Autor: Enrique González-Ortegón, Marta Sendra, Erica Sparaventi, Ricardo F. Sánchez Leal, Isaac de los Ríos, Francisco Baldó, Daniel González-Fernández, María Pilar Yeste

Publikováno v: Addi. Archivo Digital para la Docencia y la Investigación
instname
Digital.CSIC. Repositorio Institucional del CSIC
e-IEO. Repositorio Institucional Digital de Acceso Abierto del Instituto Español de Oceanografía

9 pages, 5 figures.-- Under a Creative Commons license
Small microplastics (SMPs) in the gulf of Cadiz was sampled at 5 m depth by pumping it through the ship's pipe system and filtered through a 45 μm mesh size net. Our study reveals that high

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e923be9814ed116db957ba041866cf95
https://doi.org/10.1016/j.marpolbul.2021.113292