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Winter Site Fidelity In Secretive Marsh Sparrows Along The Coast Of South Carolina, Susan M. Shaw
Winter Site Fidelity In Secretive Marsh Sparrows Along The Coast Of South Carolina, Susan M. Shaw
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Salt marshes, which are threatened by sea level rise and development, provide habitat for a distinctive suite of specialized vertebrates, and knowledge of the life histories of salt marsh specialists may help preserve salt marsh fauna in the face of change. I studied wintering site fidelity of Seaside (Ammodramus maritimus), Saltmarsh (A. caudacutus) and Nelson's (A. nelsoni) Sparrows by mist-netting and banding birds at six sites in two salt marshes in South Carolina. I banded 261 sparrows over two winters, 2009-2010 and 2010-2011, and recaptured 92. Across-year return rates were high, but significantly different across species: 43% for Seaside, 63% …