The Aquatic Resources Master of Science Program at Texas State University is a multi-disciplinary program of study and research based on aquatic sciences and resources.? The Aquatic Resources M.S. program is a thesis-based degree program and students within the program receive their degree through the Department of Biology. Graduate students pursuing an M.S. in Aquatic Resources can select one of two areas of concentration for their course work and research: Aquatic Biology or Aquatic Systems.