MARB 311 (Ichthyology) (3-3). Credit 4. Freshwater and marine fishes. Subject will be mainly systematic, but evolution, ecology, life history, and economics of more important species will be treated. Prerequisites: BIOL 111, 112 and MARB 315 curriculum sophomore, junior or senior classification or approval of instructor.

MARB 312 (Field Ichthyology) (3-3). Credit 4. Field and laboratory studies on identification and ecology of freshwater and marine fishes of Texas. Field trips required. Prerequisite: MARB 311, curriculum sophomore, junior or senior classification or approval of instructor.
 

MARB 334 (Biology of Sea ) (3-3) Credit 4. Living sea turtles of the world, with emphasis on species in the Atlantic, Gulf and Caribbean basins. Emphasis includes phylogeny, population biology, ecology, life history, behavior, social and economic aspects and their impact on sea turtle conservation and recovery. Prerequisites: BIOL 111 and 112, MARB 315 or instructor approval.

MARB 651 (Shore and Estuarine Fishes of the Gulf of Mexico) (2-6). Credit 4. Taxonomy, ecology and zoogeography of fishes inhabiting estuarine and marine ecosystems of the northwestern Gulf of Mexico. Particular emphasis on community structure and factors affecting spatial and temporal abundance of fishes found along the Texas coast. Prerequisites: MARB 311 or equivalent; approval of instructor.