Niijima and Shikinejima Islands (15038)
Japan, Asia
Site overview
KBA status: confirmed
Global KBA criteria: B2
Year of last assessment: 2004
National site name: Niijima and Shikinejima Islands
Central coordinates: Latitude: 34.3667, Longitude: 139.2667
System: marine, terrestrial
Elevation (m): 0 to 432
Area of KBA (km2): 27.74435
Protected area coverage (%): 99.82
KBA classification: Global
Legacy site: Yes
Site details
Site description: Niijima village consists of Niijma, Shikinejima and the other uninhabited islets. Niijima, which is located about 150 km south of Tokyo metropolitan area, is a narrow island formed within the range of two volcanos, Mt Miyatsukayama on the north and Mt Mukaiyama on the south. Shikinejima is an island with terracing, located about 6 km south of Niijima. It is formed of rhyolite mainly, and the ria coastline also has Pinus thunbergii forests.
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Forest | 50 | |
| Marine Coastal/Supratidal | 50 |
Threats
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Invasive & other problematic species, genes & diseases | Invasive non-native/alien species/diseases | Named species | Ongoing |