Buscar
Mostrando ítems 21-30 de 39
Factors affecting individual foraging behavior in a threatened seabird: Olrog’s gull (larus atlanticus) as a case study
(National Research Council Canada-NRC Research Press, 2021-05-26)
The analysis of feeding strategies in animals is one of the most important topics in foraging ecology. The individual’s foraging behavior depends on both the individual’s own actions and the behavior of other foragers. ...
Distribution of Olrog's gull (Larus atlanticus) from Bahía San Blas during the non-breeding period: signals of partial migration
(Cambridge University Press, 2020-05)
The Olrog’s Gull Larus atlanticus is an endemic and threatened species of the south-western Atlantic. Little is known about its movements during the non-breeding period. The objective of this study was to analyse the ...
Enteric bacteria in Olrog's Gull and Kelp Gull from the Estuary of Bahía Blanca, Argentina
(Asociación Ornitológica del Plata, 2014-12)
El estuario de Bahía Blanca en Argentina se encuentra bajo el efecto de la contaminación microbiológica a partir del vertido de desagües cloacales sin tratamiento previo y los patógenos asociados. En este estuario existen ...
Hematologic metrics from olrog's gull (Larus Atlanticus) during the nonbreeding season in Argentina
(American Association of Zoo Veterinarians, 2021-04)
Ecophysiology and conservation studies often require the prior establishment of baseline physiologic metrics. For instance, expected reference intervals for health metrics are valuable tools for veterinarians and ...
Habitat Requirements and Selection by Kelp Gulls (Larus Dominicanus) in Central and Northern Patagonia, Argentina
(Oxford University Press, 2004-01)
We analyzed habitat requirements and selection of Kelp Gulls (Larus dominicanus) breeding at 68 colonies along 2,500 km of coastline in Patagonia, Argentina. Kelp Gulls use a wide range of nesting habitats that include ...
Current status of the threatened Olrog's Gull Larus atlanticus: global population breeding distribution and threats
(Cambridge Univ Press, 2013)
The diet of Olrog’s Gull (Larus atlanticus) reveals an association with fisheries during the non-breeding season
(Csiro Publishing, 2013-02)
In this study, we used stable-isotope analysis to determine the importance of different food resources in the diet of an endemic gull species of the Atlantic coast of southern South America during the non-breeding period.We ...
Pathology of enteric infections induced by the acanthocephalan Profilicollis chasmagnathi in Olrog's Gull, Larus atlanticus, from Argentina
(Cambridge University Press, 2011-12)
Acanthocephalans can be pathogenic helminths of marine birds. Every year during the breeding season, there is variable mortality among prefledged chicks from the largest known Olrog’s gull (Larus atlanticus) colony. ...