GeosciencesThe Variscan and Mesozoic basement are covered by Neogene and Quaternary sediments belonging to the Guadalquivir foreland Basin (southern Spain). This study explores the subsurface of the northern margin of its westernmost sector using the HVSR method ...
David Amador Luna +3 more
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Environmental DNA and Hydroacoustic Surveys for Monitoring the Spread of the Invasive European Catfish (Silurus glanis Linnaeus, 1758) in the Guadalquivir River Basin, Spain [PDF]
AnimalsThe European catfish (Silurus glanis Linnaeus, 1758) was introduced into the Ebro Basin in Spain in 1974 for recreational fishing. Since then, the species has spread throughout the country’s river basins, reaching the Iznájar Reservoir (Guadalquivir ...
Ruth Coya +11 more
doaj +3 more sources
Miocene sponge assemblages in the face of the Messinian Salinity Crisis—new data from the Atlanto-Mediterranean seaway [PDF]
PeerJ, 2023 The Messinian Salinity Crisis is considered as one of the most influential Cenozoic events that impacted negatively on the benthic fauna of the Mediterranean area.
Magdalena Łukowiak +4 more
doaj +3 more sources
Impact of alternative water policies for drought adaptation in the Guadalquivir Mediterranean river basin, southern Spain [PDF]
Journal of Hydrology: Regional Studies, 2023 Study region: The Guadalquivir Basin in Spain as a representative Mediterranean basin. Study focus: The aim of this study is to assess the adaptive capacity of Mediterranean basins to long periods of severe drought.
Javier Martínez-Dalmau +3 more
doaj +4 more sources
Paleomagnetic and paleoenvironmental implications of magnetofossil occurrences in late Miocene marine sediments from the Guadalquivir Basin, SW Spain [PDF]
Frontiers in Microbiology, 2014 Although recent studies have revealed more widespread occurrences of magnetofossils in pre-Quaternary sediments than has been previously reported, their significance for paleomagetic and paleoenvironmental studies is not fully understood.
Juan Cruz Larrasoaña +8 more
doaj +2 more sources
Environmental Transformations of Metals in a Hypersaline Mediterranean Agricultural Wetland (Laguna Honda, South Spain) [PDF]
ToxicsThis study investigated the biogeochemical processes governing heavy metal sequestration in Laguna Honda, a hypersaline Mediterranean wetland affected by intensive olive cultivation located in the Guadalquivir Basin River (S Spain). A network of sediment
Antonio Medina-Ruiz +3 more
doaj +2 more sources
Faster monitoring of the invasive alien species (IAS) Dreissena polymorpha in river basins through isothermal amplification [PDF]
Scientific Reports, 2021 Zebra mussel (Dreissena polymorpha) is considered as one of the 100 most harmful IAS in the world. Traditional detection methods have limitations, and PCR based environmental DNA detection has provided interesting results for early warning.
Joana Carvalho +7 more
doaj +2 more sources
Diversity, 2022 The Guadalquivir River Basin is one of the largest in the Iberian Peninsula and has a remarkable freshwater biodiversity. Although many studies on hydrological regimes or water quality have been conducted in this basin the biodiversity of freshwater fish,
Pedro Sáez-Gómez, José Prenda
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Anomalous Gold Concentrations in Hypersaline Wetland Sediments (Laguna Honda, South Spain) Caused by Nanoparticles Used in Agricultural Practices: Environmental Transformation [PDF]
ToxicsIllite-rich sediments from the Laguna Honda wetland, an eutrophicated hypersaline wetland with waters enriched in Mg and Ca surrounded by olive groves in the Guadalquivir Basin River (South Spain), are polluted by elevated concentrations of gold (up to ...
Antonio Medina-Ruiz +3 more
doaj +2 more sources
Frontiers in Earth Science, 2022 Rhodolith limestones occur in the upper part of the Miocene infill of the Ronda Basin in southern Spain. This basin was an embayment at the southern margin of the Atlantic-linked Guadalquivir Basin, the foreland basin of the Betic Cordillera.
Juan C. Braga, Julio Aguirre
doaj +1 more source