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Article

Connecting the spots - Influences on site use by migratory Pacific Flyway shorebirds

N. Warnock, Auteur ; M. A. Bishop, Auteur ; J. Takekawa, Auteur ; T. D. Williams, Auteur

Dans Journal of Ornithology (147(5, Suppl. 1) AUG 2006)

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Article

Differential spring migration by male and female Western Sandpipers at interior and coastal stopover sites

M. A. Bishop, Auteur ; N. Warnock, Auteur ; J. Y. Takekawa, Auteur

Dans Ardea (92(2) FAL 2004)

Western Sandpipers Calidris mauri are differential migrants on their nonbreeding areas, with females wintering farther south. Earlier passage of males in the spring has been explained by sexual differences in winter latitude (male-biased sex rat[...]

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Article

A method to estimate migrant shorebird numbers on the Copper River Delta, Alaska

M. A. Bishop, Auteur ; P. M. Meyers, Auteur ; P. F. McNeley, Auteur

Dans Journal of Field Ornithology (71(4) FAL 2000)

We estimated the: annual population of Western Sandpipers (Calidras mauri) and Dunlin ( Calidris alpina pacifica) stopping over on the Copper River Delta during peak spring migration 1992-1995. Our calculations required four components: total da[...]

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