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Geographical distribution of extinct mollusks

Sea snail“Among the 566 extinct mollusk species, 400 are from oceanic islands, representing 71% of all listed mollusk extinctions. And among these 400 extinct mollusk species,327 are endemic to the most isolated islands of the world.”

Pacific islands – 225 species/subspecies
North America – 90
Asia – 59
Mascarene Islands – 49
Europe – 38
West Indies – 27
South/Central America – 21
Oceania – 13
Macaronesia – 11
Africa – 3
Others – 30

Reference: RÉGNIER, C., FONTAINE, B., & BOUCHET, P. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions Conservation Biology

Scott Artishttp://www.journowl.com
Scott serves as Director of Development & Communications for Audubon Canyon Ranch (focusing on preservation, education and conservation science) and has almost fifteen years of experience spanning for-profit and nonprofit sectors in biotech, wildlife conservation and management, communications, and philanthropy. In addition to a strong track record in organizational growth and leadership, he is the founder of Urban Bird Foundation and Burrowing Owl Conservation Network, and presided over ECHO Fund, a coastal protection and restoration organization, as President for four years. Scott holds an M.A. in Environmental Studies with a concentration in Sustainable Development and Policy, degrees in Micro & Molecular Biology and Environmental Sciences, and has complemented his studies with a Master's certificate in Environmental Resource Management.
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