Owner/Principal Maria has a doctorate in Aquatic Ecology from the Department of Biology at the University of Michigan, Ann Arbor, and a master’s degree in Marine Science from the University of South Carolina, Columbia. Maria first came to the Intermountain Area of northeastern California in 1990 and has been studying the ecology of aquatic species in northeastern California ever since. In 1994, she started the business that would become Spring Rivers Ecological Sciences LLC. Maria is an expe...