Results 41 to 50 of about 41,839 (180)

Isotopic discrimination factors and nitrogen turnover rates in reared Atlantic bluefin tuna larvae (Thunnus thynnus): effects of maternal transmission

Scientia Marina, 2016
The use of stable isotope analysis to study animal diets requires estimates of isotopic turnover rates (half time, t50) and discrimination factors (Δ) for an accurate interpretation of trophic patterns.
Amaya Uriarte, Alberto García, Aurelio Ortega, Fernando de la Gándara, José Quintanilla, Raúl Laiz-Carrión   +5 more
doaj   +1 more source

Ontogeny of foraging behaviour in an opportunistic gull inhabiting urban marine ecosystems

Wildlife Biology, EarlyView.
Urbanization affects ecosystems by reducing biodiversity and displacing species from native habitats. While some suffer, others, like urban wildlife, adapt through innovative feeding and behaviours that improve their fitness in human‐altered settings. Despite research on wildlife in urban areas, the development of foraging behaviour in urban species is
Joan Navarro, Víctor Martín-Vélez, Joan Giménez, José Antonio Garcia, Pablo Cermeño, Jordi Figuerola, Raül Aymí, Tomás Montalvo   +7 more
wiley   +1 more source

The Edification of Manuela Xiqués: Slavery, Finance, Biography, and the Construction of Modern Barcelona

Gender &History, EarlyView.
ABSTRACT An analysis of the dual biographies, economic and domestic, of Manuela Xiqués, an enslaver from nineteenth‐century Cuba and Spain, deepens our understanding of the role of European and Creole women in the nineteenth‐century Atlantic. This essay foregrounds the role of literature, namely family biography, as a locus of the processes of ...
Lisa Surwillo, Martín Rodrigo Alharilla
wiley   +1 more source

Sea pen (Pennatulacea) aggregations on the northern Spanish shelf: distribution and faunal assemblages

Scientia Marina, 2017
The sea pens Funiculina quadrangularis, Pennatula aculeata, Pennatula phosphorea, Pteroeides spinosum and Veretillum cynomorium are known to be characteristic species of the habitat ‘pennatulacean communities on circalittoral and upper bathyal soft ...
Susana Ruiz-Pico, Alberto Serrano, Antonio Punzón, Álvaro Altuna, Olaya Fernández-Zapico, Francisco Velasco   +5 more
doaj   +1 more source

Un mapa propio de lecturas para adentrarse en la gestión de información y contenidos digitales: el español como segunda lengua

Anuario ThinkEPI, 2023
El trabajo apuesta por la importancia de las lecturas de largo recorrido, para construir un campo, como complemento necesario a los artículos científicos e informes técnicos. Se realiza una revisión de libros de fundamentos, introducción o divulgación vinculados al área de conocimiento de la Information Science. Plantea sobre todo una selección
openaire   +1 more source

Sino‐Mexican Encounters Before the ‘Diplomatic Opening’: Exhibition Diplomacy and Grassroots Friendship in the 1960s

History, EarlyView.
Abstract During the 1960s, Mexico's Institutional Revolutionary Party (PRI) embraced Chinese overtures for a commercial opening as consistent with its anti‐imperialist posture, thereby foreshadowing the diplomatic opening to China in 1972. Yet this professed ideological pluralism was eclipsed by an underlying allegiance to the United States' anti ...
YIXIN TIAN
wiley   +1 more source

A morphohistological and histochemical study of hatchery-reared European hake, Merluccius merluccius (Linnaeus, 1758), during the lecitho-exotrophic larval phase

Scientia Marina, 2012
The larval development of reared European hake, Merluccius merluccius (Linnaeus, 1758), during the lecithotrophic phase, from hatching until 5 days post-hatching (dph), and throughout the endo-exotrophic feeding phase (6-10 dph) was studied by ...
Juan B. Ortiz-Delgado, José Iglesias, Francisco J. Sánchez, Rosa Cal, M. Jesus Lago, Juan J. Otero, Carmen Sarasquete   +6 more
doaj   +1 more source

Framings of Intervention in Spain: From the Civil War to the Franco Dictatorship

History, EarlyView.
Abstract Despite the role of foreign intervention in the Spanish Civil War, the word intervención rarely appeared in contemporary media and official discourse. This article examines the expressions that Republican and rebel authorities used to represent the presence of outside forces in Spain.
Marta Costa Costa
wiley   +1 more source

Towards the Development of an Optical Quantum Frequency Standard Feasible for a Medium-Size NMI

Metrology
Centro Español de Metrología (CEM) is developing a quantum frequency standard based on trapped calcium ions, marking its entry into the landscape of the second quantum revolution.
Adriana Palos, Ismael Caballero, Daniel de Mercado, Yolanda Álvarez, David Peral, Javier Díaz de Aguilar   +5 more
doaj   +1 more source

Postflexion larvae and juvenile daily growth patterns of the Alborán Sea sardine (Sardina pilchardus Walb.): influence of wind

Scientia Marina, 2006
The Alborán Sea is a hydrographically complex and variable area in which wind-driven coastal upwelling occurs. Its most abundant small pelagic resource is the sardine (Sardina pilchardus), which is subject to major interannual oscillations.
Francisco Alemany, Itziar Álvarez, Alberto García, Dolores Cortés, Teodoro Ramírez, José Quintanilla, Federico Álvarez, José María Rodríguez   +7 more
doaj   +1 more source