Has been thought to be close to A. vanikorensis, A. inquietus, A. pelewensis and A. salangana; all were formerly considered conspecific. Previously lumped with A. pelewensis, and sometimes associated also with A. fuciphagus germani and A. f. inexpectatus. Considered a race of A. inquietus by some authors. Monotypic.
Northern Mariana Is (Saipan and Aguijan; extirpated from Rota and Tinian) and Guam.
Introduced to Oahu, Hawaii.
Food and feeding
Status and conservation
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