10416 Resultados
Seasonal variation in the abundance of South American sea lions Otaria flavescens (Shaw, 1800) in Chañaral Island, Reserva Nacional Pingüino de Humboldt, Chile.
Fuente: M. Sepúlveda; P. Inostroza; M. J. Pérez-Alvarez; D. Oliva; R. Moraga.

From January 2007 to March 2008, we examined variation in the abundance of the South American sea lion Otaria flavescens in Chañaral Island breeding colony by sex, age-class, and reproductive seasonality. The number of sea lions on land was highest during the breeding season.

Movements of Humboldt Penguins From a Breeding Colony in Chile.
Fuente: R. S. Wallace; K. Grzybowski; E. Diebold, M. G. Michaels; j. A. Teare; M. Willis.

Over a period of four years, nineteen adult Humboldt Penguins (Spheniscus humboldti) banded at a colony on Islote Pijaro Nifio near Algarrobo, Chile were recovered or sighted at locations away from the colony.

An update of the distribution of Boeckella gracilis (Daday; 1902) (Crustacea; Copepoda) in the Araucania region (38ºS); Chile; and a null model . for understanding its species associations in its habitat
Fuente: P. De los Ríos-Escalante; E. Carreño; E. Hauenstein; M. Vega.

The text talking about the crustacean zooplankton of Chilean inland waters are characterized by abundant calanoid copepods; mainly from the genus Boeckella.

A study of the river basins and limnology of five humic lakes on. Chiloé Island.
Fuente: L. Villalobos, O. Parra; M. Grandjean; E. Jaque; S. Woelfl; H. Campos.

The objective of this study was to know the catchment area, river basin and the main physical, chemical and biological characteristics of these humic lakes.

Watershed conservation and aquatic benthic croinvertebrate diversity in The Alberto D’Agostini National Park, tierra del fuego, Chile.
Fuente: M. C. Moorman; C. B. Anderson; A. G. Gutiérrez; R. Charlin; R. Rozzi.

We found that habitats types were highly diverse with mixed and deciduous forests dominating the eastern portion of the study area and Magellanic evergreen forests and tundra in the west.

Allozyme Divergence in two Syntopic Liolaemus of the Liolaemus monticola Group (Squamata Tropiduridae).
Fuente: F. Torres-Pérez; J. C. Ortiz; P. Victoriano; M. Lamborot.

This estudy is about genetic divergence between two traditionally recogniced subspecies, Liolaenus monticula chillanensis and Liolaenus monticula ssp was assesed by comparison.

Diversity and singularity of the avifauna in the austral peat bogs of the Cape Horn Biosphere Reserve, Chile.
Fuente: J. T. Ibarra; C. B. Anderson; T. A. Altamirano; R. Rozzi; C. Bonacic.

With the aim to broaden this knowledge in the CHBR, we studied the diversity of the avian assemblage in peat bogs on Navarino Island.

Temporal and spatial variation in the distribution of epineustonic competent larvae of Concholepas concholepas along the central coast of Chile.
Fuente: E. Poulin; A. T. Palma; G. Leiva; E. Hernández; P. Martínez; S. A. Navarrete; J. C. Castilla.

The abundance of competent epineustonic larvae of the gastropod Concholepas concholepas (Gastropoda: Muricidae) in nearshore waters at 2 sites along the central coast of Chile was examined through monthly plankton tows from July 1999 to June 2000.

Sooty Shearwater (Puffinus griseus) on Guafo Island: the largest seabird colony in the world?.
Fuente: R. Reyes-Arriagada; P. Campos-Ellwanger; R. P. Schlatter; ; C. Baduini.

Investigations on Isla Guafo were carried out during two seasons (03/04 and 04/05), beginning an ongoing monitoring and evaluation of the breeding population of this species in southern South America.

Characteristics and conservation of a fragmented population of huemul Hippocamelus bisulcus in central Chile.
Fuente: A. Povilitis.

A hábitat evaluation and assessment of threats to the huemul, such as poaching and population fragmentation, help provide a basis for conservation action.