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Filtering by: Creator Gaumer, Tom Resource Type Article

An introduced Asian parasite threatens northeastern Pacific estuarine ecosystems

Creator:

Chapman, John W., Dumbauld, Brett R., Itani, Gyo, and Markham, John C.

Abstract:

The introduced Asian parasitic bopyrid isopod, Orthione griffenis, was first discovered on the Pacific coast of North America in Washington in 1988 and next in California in 1992. The range of Orthione presently extends from British Columbia to Baja California, where it infests at least two species of the native...

Resource Type:

Article
Brant use of Yaquina Estuary, Lincoln County, Oregon in the spring of 1976

Creator:

Wetzel, David J.

Abstract:

Black Brant (Branta bernicla nigricans) distribution was monitored and eelgrass beds (Zostera marina) were mapped during the spring migration of 1976. Brant used eelgrass areas significantly, and human disturbance and tide height were important factors influencing Brant distribution and activity.

Resource Type:

Article

Full Text:

the OSU Marine Science Center and Tom Gaumer of the Oregon Department of Fish and Wildlife for their