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ISLAND DIRECTORY


Islands of Nauru

Nauru     [1203]
   Group:
   Country: Nauru   Region: Oceania 11
Lat: 0.41º S   Long : 167.29º E
Area: 20.7 sq. km   Altitude: 70 m
Shoreline: 17.3 km (scale 1:40000)   Coastal Index: 0.8357
Depth to nearest land: 4000 m
Nearest island: 300 km   group: 700 km
Nearest continent: Australia    Distance: 2800 km    Isolation Index: 97
ISLAND TYPE: raised coral      Natural Protection Indicator: 0
GEOLOGY/SOILS:
Raised coral platform with low surrounding terrace
CLIMATE: seasonal  tropical 
CATASTROPHIC THREATS: drought
   Threat Indicator: 1
ECOSYSTEMS:           Number of Ecosystems - Terrestrial: 4    Marine: 1
Remnants of limestone forest with Calophyllum on plateau; scrub; mangroves (2 ha); fringing reef
SPECIES NUMBERS: Total Endemic Threatened (EVRI)
Plants  0 1 0
Butterflies 0 0 0
Land snails 0 0 0
Rept/Amphib 0 0 0
Land birds 0 0 0
Mammals 0 0 0

SPECIES OF CONSERVATION INTEREST:
Plants: 4 native ferns 35 native and 52 introduced dicotyledon taxa, 1 endemic Phyllanthus n. sp., endemic Insects: no butterflies reported Birds: Acrocephalus rehsei (Finsch's Reed-warbler) reportedly endangered
SPECIES RICHNESS:   Species Richness Indicator - Terrestrial: 1  Marine: 0
poor
ENDEMISM: Terrestrial:   Terrestrial Endemism Indicator - Island: 1  Group: 1
    one plant
  Marine endemic species: 0   Marine Endemism Indicator - Island: 0  Group: 0
SPECIAL FEATURES :   Special Features Indicator - Terrestrial: 1   Marine: 0
  small lake (Buada lagoon)
HUMAN OCCUPATION: Inhabited, mostly disturbed
  Population: 8100 (1981)   Density: 391.3 persons/sq. km
  Growth Rate: 2.4%/yr   Increasing
  Major Human Activities: phosphate mining
HUMAN IMPACTS:
Most of central plateau is being strip mined for phosphates; phosphate processing plant; high per capita income; urban development on lower coastal terrace
  Accessibility: port, airport
  Percent population in agr/mining/fishing: 69%   Human Threat Indicator: 2
  Gross Domestic Product: $ 10000 per capita    Economic Pressure Indicator: 5
DATA RELIABILITY: partial    Data Rel. Indicator: 2
HUMAN IMPACT INDEX     HI: 23
CONSERVATION IMPORTANCE INDEX   CI-Terrestrial: 7   Moderate
CI-Marine: 2   Low
REFERENCES:
Manner, H., Thaman, R., and Hassell, D. 1984. Phosphate mining induced vegetation changes on Nauru Island. Ecology 66(5):
Last updated: 07/12/88

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Page last updated: 02/03/98