# of unique Observations	Known data sets that contain (Oithona nana). This may include sibling taxa data sources.
411	Australia 75years paper  [presence-info-only, no counts, no data link]
134	Pelagic Ecosystems of the Tropical Atlantic   [ru-05105]
106	Pelagic Ecosystems of the Mediterranean   [ru-05107]
70	BIOMAN   [es-03101]
55	Carnegie Cruise VII (1928-1929)   [us-01014]
30	YugNIRO   [ru-05501]
25	Pelagic Ecosystems of the Indian Ocean   [ru-05106]

Last Updated:   2020-Nov-08