Calidris acuminata (Horsfield, 1821)
Sharp-tailed sandpiper
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Family:  Scolopacidae (sandpipers)
Max. size: 
Environment:  others; brackish; marine
Distribution:  Pacific Ocean: Kermadec Islands.
Biology:  A wader; feeds in marshes and floodplains; breeds near river lowlands (Ref. 95154). Highly omnivorous. The Hunter estuary saltmarsh and intertidal mudflats, south-eastern Australia, identified as feeding and roosting ground for non-breeding birds; where they feed during the day and roost at night; from where they migrate to Alaska, Siberia, Mongolia, northern China or Japan to breed each season. Overwintering birds preyed on by raptors in this region; non-breeding plumage provide good camouflage in the saltmarsh; observed flattening themselves against vegetation when raptors are overhead; when sensing threat, vocalizes warning alarm calls to alert the flock. Population decline linked to coastal developments that compromise their saltmarsh habitat (Ref. 95283).
IUCN Red List Status: Vulnerable (VU); Date assessed: 15 October 2021 (A2bce+3bce+4bce) Ref. 123251)
Threat to humans:  harmless
Country info:   

Entered by: Sorongon-Yap, Patricia - 23.02.12

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