Environmental impact statement to a proposed action to extend the MTS Trolley Blue Line from the Santa Fe Depot in downtown San Diego to the University Towne Center (UTC). "The combined Final SEIS and ROD addresses public and agency comments received on both the Draft SEIS and the focused Supplemental Environmental Impact Statement prepared for the impact to federally endangered San Diego fairy shrimp (Branchinecta sandiegonensis) not evaluated in the Draft SEIS. It also describes the impacts and benefits of the alternatives under consideration within the Mid-Coast Corridor, as well as measures for avoiding or mitigating any adverse significant impacts."--abstract.