Colonial waterbird survey counts

Raw and summarized count data from annual colonial water survey conducted at West Sister Island NWR. Breeding pair estimates were calculated for all years using 3...本数据集包含于西姐妹岛国家野生动物保护区（West Sister Island NWR）开展的年度集群水鸟调查所获取的原始计数数据与汇总计数数据。所有年度的繁殖对数量估算均基于3[原文后续内容缺失]完成计算。