Predation on meiofaunal and macrofaunal invertebrates by western sandpipers (Calidris mauri) : evidence for dual foraging modes

Western sandpiper (Calidris mauri) predation was examined by concurrent experiments and direct observations of foraging behaviour on high intertidal mudflats of the Fraser River estuary, British Columbia. Western sandpipers foraged by either "pecking" on the surface (64% of observational t...

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Veröffentlicht in:Marine biology 2000-12, Vol.137 (5-6), p.983-993
Hauptverfasser: SUTHERLAND, T. F, SHEPHERD, P. C. F, ELNER, R. W
Format: Artikel
Sprache:eng
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Zusammenfassung:Western sandpiper (Calidris mauri) predation was examined by concurrent experiments and direct observations of foraging behaviour on high intertidal mudflats of the Fraser River estuary, British Columbia. Western sandpipers foraged by either "pecking" on the surface (64% of observational time) or probing into sediment (29%).
ISSN:0025-3162
1432-1793
DOI:10.1007/s002270000406