4 hrsA survey of organisms and their adaptations to the marine environment, including those of protistans, plants and animals; physical and chemical characteristics of the deep oceans and near shore areas; laboratory and field exercises emphasizing Texas barrier island ecosystems. Six lecture or laboratory hours per week. Prerequisites: BIOL 1401, BIOL 1402, junior standing or consent of instructor. Fee: $40. Offered: Fall of Odd Years.