Presence-Absence data for Tatoosh middle intertidal
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资源简介：
Presence-absence data for species in the Tatoosh middle intertidal (space-separated data frame). First column is a site identifier, second column is the census year, and all other columns are presence/absence for a species in a given site-year. Data for different sites are separated with a row of NAs.
创建时间：
2017-01-01
