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Location American Samoa
Central coordinates 169o 26.36' West  14o 14.41' South
IBA criteria A1, A2, A4ii
Area 2,427 ha
Altitude 0 - 966m
Year of IBA assessment 2012

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Tahiti Petrel Pseudobulweria rostrata breeding  2002  1,000-2,499 breeding pairs  medium  A1, A4ii  Near Threatened 
Ptilinopus porphyraceus resident  1986  min 2,000 individuals  medium  A2  Not Recognised 
Blue-crowned Lorikeet Vini australis resident  1986  min 5,200 individuals  medium  A2  Least Concern 
Wattled Honeyeater Foulehaio carunculatus resident  1986  min 47,500 individuals  medium  A2  Least Concern 
Fiji Shrikebill Clytorhynchus vitiensis resident  1986  min 6,000 individuals  medium  A2  Least Concern 
Samoan Starling Aplonis atrifusca resident  1986  min 10,000 individuals  medium  A2  Least Concern 
Polynesian Starling Aplonis tabuensis resident  1986  min 2,100 individuals  medium  A2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
American Samoa National Park 4,260 protected area contains site 2,160  

References Atkinson, I. A. E. (1985) The spread of commensal species of Rattus to oceanic islands and their effect on island avifaunas. Pages 35-81 in P. J. Moors, editor. Conservation of island birds. International Council for Bird Preservation, Cambridge, United Kingdom. Bruderer, B., Peter, D. and Steuri, T. (1999) Behavior of migrating birds exposed to Xband radar and a bright light beam. Journal of Experimental Biology 202: 1015–1022. Le Corre, M., Ollivier, A., Ribes, S. and Jouventin, P. (2002) Light-induced mortality of petrels: a 4-year study from Réunion Island (Indian Ocean). Biol. Conserv. 105: 93–102. Croxall, J. P., Butchart, S. H. M., Lascelles, B., Stattersfield, A. J., Sullivan, B., Symes, A. and Taylor, P. (2012) Seabird conservation status, threats and priority actions: a global assessment. Bird Conservation International 22: 1-34. Duffy, D. C. (2010) Changing Seabird Management in Hawai‘i: from exploitation through management to restoration. Waterbirds 33: 193-207. Hatfield, J. S., Reynolds, M. H., Seavy, N. E. and Krause, C. M. (2012) Population dynamics of Hawaiian seabird colonies vulnerable to sea-level rise. Conservation Biology 26: 667-678. IPCC – Intergovernmental Panel On Climate Change (1997) The Regional Impacts of Climate Change. An Assessment of Vulnerability. Geneva. IUCN SSC Invasive Species Specialist Group (2012) Rattus exulans. Global Invasive Species Database. Downloaded from on 8th October 2012. Jones, H. P., Tershy, B. R., Zavaleta, E. S., Croll, D. A., Keitt, B. S., Finkelstein, M. E. and Howald, G. R. (2008) Severity of the effects of invasive rats on seabirds: a global review. Conservation Biology 22: 16-26. Kepler, B. (1967) Polynesian rat predation on nesting Laysan Albatrosses and other Pacific seabirds. Auk 84: 426-430. Miles, W., Money, S., Luxmoore, R. and Furness, R.W. (2010) Effects of artificial lights and moonlight on petrels at St Kilda. Bird Study 57: 244–251. Reed, J.R., Sincock, J.L. & Hailman, J.P. (1985) Light attraction in endangered Procellariiform birds: reduction by shielding upward radiation. Auk 102: 377–383. Rodrigues, P., Aubrecht, C., Gil, A., Longcore, T. and Elvidge, C. (2011) Remote sensing to map influence of light pollution on Cory’s Shearwater in São Miguel Island, Azores Archipelago. Eur. J. Wildl. Res. doi: 10.1007/s10344-011-0555-5. Rodríguez, A. and Rodríguez, B. (2009) Attraction of petrels to artificial lights in the Canary Islands: effect of the moon phase and age class. Ibis 151: 299–310. Rodríguez, C., Torres, R. and Drummond, H. (2006) Eradicating introduced mammals from a forested tropical island. Biological Conservation 130: 98-105. Telfer, T.C., Sincock, J.L., Byrd, G.V. and Reed, J.R. (1987) Attraction of Hawaiian seabirds to lights: conservation efforts and effects of moon phase. Wildl. Soc. Bull. 15: 406–413. Trail, P., Morrell, A. and Tualauleleli, A. (1992) Declines in land bird populations on Tutuila, American Samoa, 1986-1992. Department of Marine and Wildlife Resources Biological Report Series, No. 32.

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: National Park of American Samoa - Ta'u. Downloaded from on 21/10/2016

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