Their nests are located mostly in dry sand in tidal areas at the mouths of rivers and streams. 其筑巢的地点，多位于河口潮间带的乾燥沙地。
A front wall against the Gulf could condemn to death the wetlands behind it, by changing the tidal mixing patterns of saltwater and freshwater. 建一道面向墨西哥湾的堤防，等于对墙内的湿地宣判死刑，因为它会改变海水与淡水混合的潮间带。
