Adams Lake, Portage County - Critical Habitat Designation
| 2008 |
Antler Lake, Polk County-Critical Habitat Designation
| 1993 |
Apple Lake, St. Croix County- Critical Habitat Designation
| 2004 |
Archibald Lake - Oconto County - Critical Habitat Designation
| 1998 |
Arkdale Lake - Adams County - Critical Habitat Designation
| 2006 |
Ashippun Lake, Waukesha County- Critical Habitat Designation
| 2006 |
Axhandle Lake, Chippewa County Critical Habitat Designation
| 2005 |