RT Journal Article T1 Génesis y caracterización del cordón estuarino de Las Nuevas (P. N. de Doñana) T1 Origin and characterization of the estuaríne ridge of Las Nuevas (Doñana National Park) A1 Cáceres Puro, Luis Miguel A1 Rodríguez Ramírez, Antonio A1 Ruiz Fernández, Federico A1 González-Regalado Montero, María Luz A1 Muñiz Guinea, Fernando A1 Rodríguez Vidal, Joaquín A1 Abad de los Santos, Manuel A1 Carretero León, María Isabel AB The georñorphological and palaeontological studies of the Las Nuevas estuaríne ridge indicates that these silty sands with abundant macrofaune were deposited over clayey marsh deposits during some erosive events at approximately 2000-1800 Cal UC years BP. >4 detailed analysis of the macro- and microfaune included in two drillings collected in this unit permits to delimitate two palaeogeographic sectors during this period: a) to the western, a lagoon with little to very little tidal renewal and; b) the main channel, introducing abundant marine microfaune toward the salt marshes during the tidal fluxes PB Sociedad Geológica de España YR 2000 FD 2000 LK http://hdl.handle.net/10272/9789 UL http://hdl.handle.net/10272/9789 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 31 may 2026