OBIS (2013). Data from the Ocean Biogeographic Information System. Intergovernmental Oceanographic Commission of UNESCO. Web. http://www.iobis.org (consulted on 5 November 2013)
The raw data behind the maps can be directly obtained as a CSV file at 1 degree resolution by clicking the source URL button on this page.
In the downloaded files: column n = number of records, s = number of species,