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Filtering by: Committee Member Wiens, John

Origin and distribution of the fish fauna of the Harney Basin, Oregon

Creator:

Bisson, Peter Andre

Abstract:

A theory of the origin and distribution of fishes in the Harney Basin is presented. Blitzen River, the hydrographically and ecologically isolated creeks, and the upland tributaries of Silvies River all contain populations derived from the basin's Pleistocene connection with Malheur River of the Snake system. Colonization of many streams...

Resource Type:

Masters Thesis

Full Text:

Siivies River from John Day River, a tributary of the lower Columbia. This conclusion is further
The classification and structure of marine macrobenthic assemblages at Arthur Harbor, Anvers Island, Antarctica

Creator:

Richardson, M. D. (Michael D.)

Abstract:

In January-February 1971 five replicate 0.07 m² Van Veen grabs were obtained from each of 12 stations in Arthur Harbor and nine Van Veen grabs were obtained from two stations in nearby Bismark Strait. The 69 grab samples yielded 78,395 individuals which were separated into 282 taxa, including 108 species...

Resource Type:

Dissertation

Full Text:

thank the members of my committee, Charles Miller, Andrew Carey, and John Wiens, for their careful
An ecological study of Diatomovora amoena, an interstitial acoel flatworm, in an estuarine mudflat on the central coast of Oregon

Creator:

Thum, Alan Bradley

Abstract:

The distribution and abundance of the interstitial acoel turbellarian, Diatomovora amoena Kozloff, 1965 was studied in an estuarine intertidal sand flat in Yaquina Bay, Oregon, from May 1970 through May 1971. Monthly measurements of biological (organics, sulfides, chlorophyll, and carotenoids), pore water (salinity, pH,oxygen, and temperature), and sediment (fine sediment...

Resource Type:

Dissertation

Full Text:

. Phinney, Dr. David A. Bella, Dr. John A. Wiens, and Dr. Andrew G. Carey. I wish to thank Dr. Joel W