Surveys of salt marsh wading birds and shorebirds in Massachusetts at Plum Island Sound, PIE LTER and portions of Essex Bay

This data set is part of a study of how wading birds, primarily Great and Snowy Egrets are using different estuarine habitats at Plum Island Sound. It contains the results of count surveys of wading birds in the salt marshes of the Plum Island Estuary and parts of adjacent Essex Bay. Surveys were carried out from May to October in 2012 and 2013, additional sampling occurred in July 2014 and summer of 2018. Bird counts took place from 37 observation points around the bay and documented species, estimated distance from observer, habitat of each individual bird counted and its behavior (feeding, resting, etc.).

本数据集隶属于一项针对涉禽（主要为大白鹭（Great Egret）与雪鹭（Snowy Egret））在普拉姆岛湾（Plum Island Sound）如何利用各类河口生境的研究。其涵盖普拉姆河口（Plum Island Estuary）盐沼及毗邻埃塞克斯湾（Essex Bay）部分区域的涉禽计数调查成果。调查工作于2012年与2013年的5月至10月间开展，另于2014年7月及2018年夏季补充了采样环节。本次鸟类计数在海湾周边37个观测点位实施，记录内容包括观测到的鸟类物种、与观测者的估算距离、每只计数个体的栖息生境及其行为（取食、休憩等）。