sentences:  Directly to its north is Sukkwan Island.Long Island forms part of the western boundary of Cordova Bay, and has a land area of 116.136 km² (44.84 sq mi) and was unpopulated at the 2000 census.Long Island was the site of the Kaigani Haida village of Howkan, once one of the largest Haida villages, which may originally have been a winter residence.