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Filtering by: Creator Warren, Jeffrey M. Remove constraint Creator: Warren, Jeffrey M. Resource Type Article Remove constraint Resource Type: Article Subject Bird populations -- Oregon -- Yaquina Estuary Remove constraint Subject: Bird populations -- Oregon -- Yaquina Estuary

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  • Censuses of Black Brant at Yaquina Estuary, Lincoln County, Oregon

    Creator:
    Bayer, Range D., 1947-
    Abstract:
    Black Brant (Branta bernicla nigricans) had two different seasonal patterns of occurrence at Yaquina Estuary. At embayment areas with eelgrass (Zostera marina), Brant typically arrived between October 22 and November 4, Brant numbers progressively climbed in November, Brant abundance in December-January was relatively constant, and Brant numbers often fluctuated greatly...
    Resource Type:
    Article
    Full Text:
    ? -------------------------------------- 736 L. Results and Discussion: Onset of Spring Migration-------- 738 M. Results and Discussion: Brant