Occurrence1 and Occupancy2 of humpback whales off west South Africa resighted on different days during selected season cycles (1993–2007).
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1 = number of different days on which an individual was seen in a seasonal cycle; minimum Occurrence is always one.2 = number of days between the first and last sightings in the same seasonal cycle of individuals seen on more than one day.
创建时间：
2015-12-02
