USCGC Spar (WLB-206)
 The USCGC Spar (WLB-206) is a United States Coast Guard seagoing buoy tender home-ported in Kodiak Alaska. The ship tends buoys in the Aleutian Islands of Alaska and has acquired the nickname Aleutian Keeper. The Spar also performs other duties such as maritime border security maritime environmental protection maritime law enforcement search and rescue and domestic icebreaking.