- Bermuda
- Reynolds and Wetzel, 2008
- Cook Islands
- Easton, 1984
- Hawaii
- Reynolds and Wetzel, 2008
- Japan
- Blakemore, 2003, 2003b
- Samoa
- Easton, 1984; James, 2000c
- Singapore
- Shen and Yeo, 2005
- South Africa
- Reynolds, 1993
- Swaziland
- Reynolds, 1993
- Taiwan
- Blakemore et al., 2006
- United States
- See reviews
- National reviews per state:
- Reynolds and Wetzel, 2004: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Virginia
- Reynolds and Wetzel, 2008: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Virginia
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Data are not exhaustive. The database is permanently a work in progress.