Ecología reproductiva del Cormorán Imperial (Phalacrocorax atriceps), en Isla Deseada (Santa Cruz, Argentina)

We studied the breeding ecology of Imperial Shags (Phalacrocorax atriceps) in Deseada Island (Santa Cruz, Argentina), during the breeding season of 1994-95. The shags arrived to the island in early August, they re-builded their nests and started to lay eggs during late October, with a peak of egg pr...

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Detalles Bibliográficos
Autor principal: Arrighi, Alejandro C. (autor)
Otros Autores: Navarro, Joaquín L. (autor)
Formato: Capítulo de libro
Lenguaje:Español
Publicado: Buenos Aires : Aves Argentinas. Asociación Ornitológica del Plata, 1998-10
Materias:
Acceso en línea:Registro en la Biblioteca Digital
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100 1 |a Arrighi, Alejandro C.  |e autor 
245 1 0 |a Ecología reproductiva del Cormorán Imperial (Phalacrocorax atriceps), en Isla Deseada (Santa Cruz, Argentina) 
246 3 1 |a Breeding Ecology of the Imperial Shag (Phalacrocorax atriceps), in Deseada Island (Santa Cruz, Argentina) 
260 |a Buenos Aires :  |b Aves Argentinas. Asociación Ornitológica del Plata,  |c 1998-10 
506 |2 openaire  |e Política editorial  |f info:eu-repo/semantics/openAccess 
520 3 |a We studied the breeding ecology of Imperial Shags (Phalacrocorax atriceps) in Deseada Island (Santa Cruz, Argentina), during the breeding season of 1994-95. The shags arrived to the island in early August, they re-builded their nests and started to lay eggs during late October, with a peak of egg production in the first two weeks of November. The modal clutch size was three eggs. Hatehing started in late November. The maximum mean brood size was observed in mid- Oecember (1.4 chicks). Hatehing success was 53%, whereas the survival of chicks was 60%. Nelther hatching success nor chick survival differed among nests located in distinct sectors of the colony. In mid- February the juvenile (approximately 60 days of age): adult ratio was 1:3. All the juvenile shags left the island in late March, together with most adults.  |l eng 
540 |2 cc  |f https://creativecommons.org/licenses/by-nc-sa/2.5/ar 
651 4 |a CORMORAN IMPERIAL, PHALACRTLCORAX UTRICEPS, REPRODUCCION, PATAGONIA, ARGENTINA 
651 4 |a ARGENTINA 
690 1 0 |a IMPERIAL SHAG 
690 1 0 |a PHALACTOCORAX ATRICEPS 
690 1 0 |a BREEDING 
690 1 0 |a PATAGONIA 
700 1 |a Navarro, Joaquín L.  |e autor 
773 0 |d Buenos Aires. Aves Argentinas. Asociación Ornitológica del Plata, 1998  |g v. 015  |k n. 01  |h pp. 064-067  |p Hornero (en línea)  |t El Hornero  |w (AR-BaUEN)CENRE-670  |x 1850-4884 
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