This lecture/lab course surveys the basic biology, behavior and the life history of marine biota, and reviews the physical aspects of various marine habitats from polar to tropical latitudes. The course focuses on the evolution of adaptive responses to the oceanic environment and the roles of the physical environment and species interactions in structuring marine communities. Laboratory activities include field trips to different marine habitats and examination of specimens from several marine phyla. Prerequisites: 1 year of general biology and 1 year of chemistry. Offered Fall Semester, annually.