Question: Which Virginia town speaks the High Tider dialect and has lost 67% of its landmass since 1850?

Related documents: [0]  [DOC] Tangier is a town in Accomack County, Virginia, United States, on Tangier Island in Chesapeake Bay. The population was 727 at the 2010 census. Since 1850, the island's landmass has been reduced by 67%. Under the mid-range sea level rise scenario, much of the remaining landmass is expected to be lost in the next 50 years and the town will likely need to be abandoned. [END] 
[1]  [DOC] High Tider or "Hoi Toider" is a dialect of American English spoken in very limited communities of the South Atlantic United States—particularly, several small island and coastal townships of the rural North Carolina "Down East" seaside region that encompasses the Outer Banks and Pamlico Sound (specifically including Atlantic, Sea Level, and Harkers Island in eastern Carteret County, and also Ocracoke) as well as of the Chesapeake Bay (such as Tangier and Smith Island). The term is also a local nickname for any native resident of these regions. [END]  
Answer: Tangier
Tangier