USCGC Anacapa (WPB 1335), a 110-foot patrol boat homeported in Petersburg, Alaska, steams through the Chatham Strait March 18, 2018, in the Chatham Strait, Alaska. The Anacapa is one of six Island-class patrol boats in Alaska tasked with search and rescue, law enforcement and security missions. U.S. Coast Guard photo by Chief Petty Officer Darcy Hislop.