Table 1.
Sampling sites and numbers of monarch butterflies.
| region | sampling location | number of monarchs | year collected |
|---|---|---|---|
| North America | United States | 200 | 2009, 2010 |
| Mexico | 27 | 2008 | |
| Belize | 31 | 2011 | |
| Costa Rica | 30 | 2009, 2010 | |
| South Florida | 36 | 2008, 2009 | |
| Bermuda | 13 | 2012 | |
| Puerto Rico | 29 | 2010 | |
| South America | Ecuador | 14 | 2008 |
| Aruba | 29 | 2012 | |
| Hawaiian Islands | Hawaii | 114 | 2007, 2009, 2010 |
| Pacific Islands | Samoa | 32 | 2006, 2007 |
| Fiji | 10 | 2009, 2010 | |
| New Caledonia | 40 | 1991, 2008, 2010 | |
| New Zealand | 22 | 2007, 2011 | |
| Australia | 27 | 2009 | |
| Iberian Peninsula | Spain | 31 | 2012 |
| Portugal | 32 | 2012 | |
| northern Africa | Morocco | 29 | 2012 |