Question: The Hawaiian blackhead triplefin found in coral reefs from an unorganized, unincorporated territory of what nation?
Sentence (from "Midway Atoll"): Midway Atoll ( ; also called Midway Island and Midway Islands; Hawaiian: "Pihemanu Kauihelani") is a 2.4 sqmi atoll in the North Pacific Ocean at .
Relevant evidence: Yes