Migratory Pollinators Program
Table 10.
Monarch observations in 
Sonora, Mexico and Arizona.
| Date | Time | # Observed | State | Nearest Town | Latitude | Longitude | Vegetation Type | 
|  
 10/4/99  |  
 Late after-noon  |  
 1  |  
 Sonora  |  
 Soyopa  |  
 28�34'15"N  |  
 109�33'09"W  |  
 Foothills thornscrub  | 
|  
 10/4/99  |  
 1400  |  
 1  |  
 Sonora  |  
 Yecora  |  
 28�22'15"N  |  
 108�57'30"W  |  
 Pine-oak forest  | 
|  
 3/15/00  |  
 1830  |  
 1  |  
 Sonora  |  
 Soyopa  |  
 28�34'15"N  |  
 109�33'09"W  |  
 Foothills thornscrub  | 
|  
 8/15/01  |  
 1930  |  
 1  |  
 Sonora  |  
 Nogales  |  
 31�18'39"N  |  
 110�46'49"W  |  
 Desert grassland  | 
|  
 8/15/01  |  
 2000  |  
 1  |  
 Sonora  |  
 Santa Cruz  |  
 31�19'05"N  |  
 110�43'35"W  |  
 Oak woodland  | 
|  
 8/15/01  |  
 2000  |  
 1  |  
 Sonora  |  
 Santa Cruz  |  
 31�19'57"N  |  
 110�39'20"W  |  
 Grassland  | 
|  
 8/16/01  |  
 1300  |  
 1  |  
 Sonora  |  
 Santa Cruz  |  
 31�18'01"N  |  
 110�35'42"W  |  
 Grassland  | 
|  
 8/17/01  |  
 830  |  
 1  |  
 Sonora  |  
 Arizpe  |  
 30�20'39"N  |  
 110�09'57"W  |  
 Foothills thornscrub  | 
|  
 10/01  |  
 All day  |  
 Continuous stream flying south  |  
 Sonora  |  
 Trincheras  |  
 30�23'45"N  |  
 111�32'13"W  |  
 Sonoran desertscrub  | 
|  
 8/14/02  |  
 1100  |  
 1  |  
 Arizona  |  
 Pima County  |  
 32�22'23"N  |  
 110�41'40"W  |  
 Pine-oak forest  | 
|  
 10/24/02  |  
 730/930  |  
 6 flying southeast  |  
 Sonora  |  
 Pinacate Biosphere Reserve  |  
 31�35'N  |  
 113�50'W  |  
 Sonoran desertscrub  | 








