Results 91 to 100 of about 7,058 (157)

Composición de la dieta del lobo marino común Otaria flavescens en la Reserva Marina El Pelado – provincia de Santa Elena. [PDF]

, 2019
La disponibilidad de alimento es uno de los factores que influyen en la supervivencia y dinámica de las poblaciones de los mamíferos marinos. El objetivo del presente estudio fue evaluar la composición de la dieta del lobo marino común Otaria flavescens ...
Guamán Asencio, Jonathan Joel
core   +1 more source

Fishing gear ingestion by marine megafauna: Another threat to the South American sea lion Otaria flavescens

Global Ecology and Conservation
The South American sea lion, Otaria flavescens, is endemic to the Atlantic and Pacific coasts of South America, utilizing the southern Brazilian coast for resting and foraging.
Caio Ribeiro Soares-Oliveira, Danielle da Silveira Monteiro, Milena Albrecht, Silvina Botta   +3 more
doaj   +1 more source

Reproductive alterations in South American sea lion during the avian influenza H5N1 outbreak in Northern Patagonia

Acta Biológica Colombiana
The South American sea lion (SASL, Otaria flavescens) is an endemic pinniped native to South America. Its breeding period is notably seasonal and highly synchronized, occurring during the austral summer.
María Florencia Grandi, Ailin Sosa Drouville, Carla D. Fiorito   +2 more
doaj  

Numerical anomalies in the dentition of southern fur seals and sea lions (Pinnipedia: Otariidae)

Zoologia (Curitiba), 2010
Cases of dental agenesis, supernumerary teeth and dental losses are presented in three species of South American Otariids: Arctocephalus australis (Zimmermann, 1783), A. tropicalis (Gray, 1872) and Otaria flavescens (Shaw, 1800).
Carolina Loch, Paulo C. Simões-Lopes, César J. Drehmer   +2 more
doaj  

Biochemical and hematological profile of Otaria flavescens in the reproductive colony of Cobquecura, central-south Chile

, 2015
Despite the ecological importance of the common sea lion Otaria flavescens, there is currently no information available on the blood chemistry and hematology of this species.
Alarcón, Wilfredo, Qui\uf1ones, Renato A., Quiñones, Renato A., Catchpole Ahumada, Sam Cristian, Linco\uf1ir, Paulina A, Krautz, Mar\ueda Cristina, Catchpole, Sam, Gonz\ue1lez-Sald\ueda, Rodrigo R, González-Saldía, Rodrigo R, Krautz, M. Cristina, Lincoñir, Paulina A, Alarc\uf3n, Wilfredo   +11 more
core  

Relative quantity judgments in South American sea lions (Otaria flavescens)

, 2011
There is accumulating evidence that a variety of species possess quantitative abilities although their cognitive substrate is still unclear. This study is the first to investigate whether sea lions (Otaria flavescens), in the absence of training, are ...
Colmenares, Fernando, Josep Call, Fernando Colmenares, Hernández-Lloreda, V., José Z. Abramson, Victoria Hernández-Lloreda, Hernández-Lloreda, Victoria, Abramson, José Z., Call, Josep, Colmenares, F., Call, J. ; https://orcid.org/, Abramson, J.   +11 more
core   +1 more source

Primer registro en Chile de Antarctophthirus microchir (Anoplura) en lobo marino común (Otaria flavescens)

, 2017
Los ectoparásitos de los mamíferos marinos en Chile son poco conocidos. Se recolectaron individuos en animales adultos y jóvenes de una lobería reproductiva de lobo marino común (Otaria flavescens) en Isla Metalqui, de la Región de Los Lagos, Chile.
Silva, R., Crovetto, A., Franjola, R.
core  

Environmental enrichment in two species of pinnipeds (Odobenus rosmarus y Otaria flavescens) [PDF]

, 2019
[Resumen]: El enriquecimiento ambiental es una herramienta que reduce el estrés y los comportamientos que son inadecuados en animales que viven en ambientes controlados. Es un método con el cual se puede mejorar el bienestar animal.
Galán Fuentes, Teresa
core  

Carbon and nitrogen stocks in sediment at Península Valdés Biosphere Reserve: novel insights into the potential contribution of large marine vertebrates to carbon sequestration

Frontiers in Marine Science
Although policymakers and stakeholders are beginning to acknowledge the importance of the marine biosphere in blue carbon services, the role of large marine vertebrates in the marine carbon and nitrogen cycle and especially in carbon sequestration has ...
Rocío Jiménez-Ramos, Luis G. Egea, Valeria C. D’Agostino, Mariana Degrati, Mariana Degrati, Rocío Loizaga, Rocío Loizaga   +6 more
doaj   +1 more source

Posición geográfica de las colonias de Otaria flavescens en territorio nacional Argentino

Se realizó un listado de todas las colonias del lobo marino de un pelo, Otaria flavescens, presentes en temporada reproductiva (verano austral) en territorio nacional argentino, con su posición geográfica (en grados decimales de latitud y longitud), y ...
Grandi, Maria Florencia
core   +1 more source