The city of Coos Bay is a sea port located on the upper reaches of Coos Bay, mid-way on the Pacific Coast of the State of Oregon. With a valuable virgin timber supply which stretches east of it across the Coast Range to ...

Nearly all ecosystems of land and water including the open sea show a vertical zonation of physical and chemical factors and of flora and fauna. In such transitory zones there frequently exists interfaces where air meets ...

Adaptation to land from a water environment is a common topic in many textbooks. Most of the organisms discussed, though, have already adapted themselves to solve the most vital problems of water retention and temperature ...

Estuaries are individually unique ecosystems, each with specific environmental characteristics. There are, however, some generalizations that can be made describing estuaries overall. Caspers (1967) gives four features ...

Two genera of fishes in the family Salmonidae have stimulated considerable biological interest on the Pacific coast of North America. The anadromous life histories of both the Pacific salmons (Oncorhynchus spp.) and the ...

Detritus plays an important role in the marine ecosystem. It forms a significant fraction of the available food sources (Darnell, 1958, 1961 , 1967; Gant et. al, 1971; Heald 1971; Lenz, 1977; E. P . Odum and Dela Cruz, ...

Hemoglobin (Hb), one of the most abundant vertebrate proteins, distributes oxygen among body tissues following oxygenation at the respiratory interface between organism and environment. During the course of natural selection, ...

Phytoplanktonic species face a serious problem in balancing photosynthetic light requirements with nutrient needs. Optimal light intensities are found toward the surface, while nutrients are usually in greater concentrations ...

As a commercially exploited species the Dungeness Crab, Cancer magister, has generated a fairly large, unconsolidated body of literature. Initial research undertaken in British Columbia, Washington, Oregon and California ...