Given the task definition and input, reply with output. In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.

San Francisco Bay Shipping and Fisheries Enhancement Act of 1997 - Requires: (1) a navigation project in San Francisco Bay, California, to remove underwater hazards to navigation near Alcatraz Island; (2) modification of navigation lanes and rerouting of vessel traffic to improve safety and efficiency; and (3) a survey of vessels owned by, or operated under contract for, the Maritime Administration for risks for oil spills or other hazards to human health or the environment. Authorizes appropriations.
San Francisco Bay Shipping and Fisheries Enhancement Act of 1997