The Hawaiian grouper is endemic around which atoll in the North Pacific?
Hawaiian grouper The Hawaiian grouper ("Hyporthodus quernus", formerly "Epinephelus quernus") is a species of marine fish in the family Serranidae. A large inquisitive inhabitant endemic to the Hawaiian Archipelago (most common around Midway and Kure Atoll) and Johnston Island.
Niuafoʻou Niuafoʻ ou (meaning: "many new coconuts") is the most northerly island in the kingdom of Tonga. It is a volcanic rim island of 15 km² and with a population of 650 in 2006.