12/31/1996
Grayton Beach
Florida
06/11/2002
Jean Lafitte NP
Louisiana
03/12/2004
Hammondsport
New York
10/15/2004
Cartagena Lagoon
Lajas, Puerto Rico
01/05/2005
St. Marks NWR
Florida
10/10/2005
Locust Fork of Warrior River
Alabama
11/18/2005
Lake Pass
Texas
12/16/2005
Rio Puerco
New Mexico
04/01/2006
White River NWR
Arkansas
09/30/2006
Monterey Bay
California
04/04/2007
Raccoon Island Rock Jetty
Louisiana
04/04/2007
Raccoon Island
Louisiana
07/25/2007
Flathead Lake
Montana
08/28/2007
Denali
Alaska
02/16/2008
Fort Union
North Dakota
04/13/2008
Long Lake
New York
05/01/2008
Shelly Bay
Virginia
08/31/2008
Wallops Island
Virginia
10/12/2008
Nymph Lake
Colorado
12/13/2008
Big Cypress Preserve
Florida