Channels of the Hawaiian Islands of Niʻihau and Lehua. Kumukahi means "first beginning." The Hoʻomoʻa Channel separates the islands of Lehua and Nihoa. Hoʻomoʻa means "to cook." The Hawaiʻiloa Channel to the northwest of the islands of Nihoa. Named after Hawaiʻiloa, hero of an ancient Hawaiian legend about the settling of the Hawaiian Islands. Channels of the Hawaiian Islands In an archipelago like the Hawaiian Islands the water between islands is typically called a "channel" or "passage". Described here are the channels between the islands of Hawaiʻi, arranged from southeast to northwest. The ʻAlenuihāhā separates the island of Hawaiʻi and the island of Maui. The
Hawaiian Islands southeastern island, Hawaii, and on the submerged but growing volcano to the extreme southeast, Loihi. The Hawaiian Volcano Observatory of the USGS documents recent volcanic activity and provides images and interpretations of the volcanism. Kīlauea has been erupting nearly continuously since 1983. Almost all of the magma of the hotspot has the composition of basalt, and so the Hawaiian volcanoes are composed almost entirely of this igneous rock. There is very little coarser-grained gabbro and diabase. Nephelinite is exposed on the islands but is extremely rare. The majority of eruptions in Hawaii are Hawaiian-type eruptions because basaltic magma is relatively