Letter Re: Asian Avian Flu and Waterfowl Migratory Flyways
1) I don’t know if you’ve seen it yet, but there is a map of “Waterfowl Flyways of North America” (put mouse cursor on icon in lower right corner and click to enlarge). This shows the routes that migratory ducks and geese follow when they return to the southern USA in the fall after mingling with Eurasian migratory birds in the subarctic over the summer. 2) That is, the map shows the primary routes along which Avian flu would be transmitted into the USA: a) Coastal bays like the Chesapeake and Delaware on the East Coast and San Francisco on …