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Filtering by: Creator Belant, Jerrold L. Decade 2000-2009 Subject Double-crested cormorant -- Ecology -- Columbia River Estuary (Or. and Wash.)

Factors affecting colony size, reproductive success, and foraging patterns of double-crested cormorants nesting on East Sand Island in the Columbia River Estuary

Creator:

Anderson, Cynthia D.

Abstract:

The purpose of this study was to investigate the primary factors affecting colony size, reproductive success, and foraging patterns of Double-crested Cormorants (Phalacrocorax auritus albociliatus) nesting at East Sand Island in the Columbia River estuary, the largest colony of this species on the Pacific Coast of North America. This colony...

Resource Type:

Masters Thesis

Full Text:

- winged/Western Gulls (Larus glaucescens X L. occidentalis) following disturbances caused by Bald Eagles