The Chesapeake Bay is a key stop in the migratory route of the geese, which travel from Canada’s Hudson Bay to North Carolina, prompting the U.S. Department of Agriculture to designate Maryland a “Tier One” state in its monitoring program for the H5N1 avian flu strain.

[Read](http://www.wtopnews.com/?nid=25&sid=841617) (AP via WTOP)