Hahajima is the second-largest island of the Ogasawara Islands south of the Japanese main island chain. It is about 21 km2 (8 sq mi) in area with a population of 440.
The Ogasawara subtropical moist forests is a terrestrial ecoregion which encompasses the Ogasawara Archipelago of Japan. The Ogasawara Archipelago lies in the Pacific Ocean south of Honshu, Japan's largest island, and north of the Marianas Islands. The ecoregion includes the Bonin Islands and Volcano Islands chains. The islands are volcanic in origin, and have never been linked to a continent. They are home to distinct plants and animals including many endemic species.
Amphicyclotulus guadeloupensis was a species of tropical land snail with a gill and an operculum, a terrestrial gastropod mollusk in the family Neocyclotidae.
Gastrocopta boninensis is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Vertiginidae, the whorl snails. This species is endemic to Japan.
Liardetia is a genus of land snails in the family Euconulidae, the hive snails.
Liardetia tenuisculpta is a species of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Euconulidae, the hive snails. This species is endemic to Micronesia.
Partula taeniata, common name the Moorean viviparous tree snail, is a species of terrestrial gastropod in the Partulidae family. It is endemic to French Polynesia.
Vertigo ovata, common name the ovate vertigo, is a species of minute, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Vertiginidae, the whorl snails.
Indolestes boninensis is a species of damselfly in the family Lestidae. It is endemic to Japan.
Kanekotrochus boninensis is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.
Kanekotrochus is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
Prothalotia is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
Stenomelania is a genus of freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the family Thiaridae known as thiarids.
Stenomelania juncea is a species of freshwater snail, an aquatic gastropod mollusk in the family Thiaridae.
Stenomelania boninensis is a species of freshwater snail, an aquatic gastropod mollusk in the family Thiaridae.
The JapaneseRed List is the Japanese domestic counterpart to the IUCN Red List of Threatened Species. The national Red List is compiled and maintained by the Ministry of the Environment, alongside a separate Red List for marine organisms. Similarly drawing on the relevant scientific authorities, NGOs, and local governments, the Ministry of the Environment also prepares and publishes a Red Data Book that provides further information on species and habitats.
