Using large format vertical aerial photography to census Northern elephant seals (Mirounga angustirostris) at San Miguel, San Nicolas, and Santa Rosa Islands
收藏数据链接：
官方服务：
资源简介：
1992 NMFS (National Marine Fisheries Service) SWFSC (Southwest Fisheries Science Center) Library Public Domain 1863
提供机构：
NOAA创建时间：
2021-06-23
