- Bangladesh
- Das and Reynolds, 2003
- Burma (Myanmar)
- Blakemore, 2006e
- Canada
- Ontario: Reynolds and Wetzel, 2012
- Colombia
- Feijoo, 2007b
- Cook Islands
- Easton, 1984
- Denmark
- Blakemore, 2007
- Fidji
- Easton, 1984
- Guadeloupe
- Csuzdi and Pavlicek, 2009
- Hawaii
- Reynolds and Wetzel, 2008, 2012
- India
- Bandyopadhyay et al., 2008; Jharkhand: Sinha et al., 2013
- Indonesia
- Blakemore, 2006
- Japan
- Blakemore, 2003, 2003b
- Madagascar
- Razafindrakoto et al., 2010
- Mexico
- Veracruz: Reynolds and Wetzel, 2008, 2012
- Nepal
- Panday et al., 2014
- Puerto Rico
- Reynolds and Wetzel, 2012
- Samoa
- Easton, 1984; James, 2000c
- Taiwan
- Blakemore et al., 2006
- Thailand
- Blakemore, 2006d
- United Arab Emirates
- Reynolds and Reynolds D.W., 2010
- United Kingdom
- Sims and Gerard, 1999
- United States
- See review
- National review per state:
- Reynolds and Wetzel, 2012: Alabama, California, Connecticut, Florida, Georgia, Kentucky, South Carolina, Vermont
- Vietnam
- Nguyen, 2014
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Data are not exhaustive. The database is permanently a work in progress.