ABSTRACT

North American Migration Flyways Map   [open pdf - 75KB]

This is a map produced by the United States Geological Survey Alaska Science Center on North American migratory bird flyways in order to examine the potential pathways for distribution of avian influenza.

Publisher:
Copyright:
Public Domain
Retrieved From:
U.S. Geological Survey: http://www.usgs.gov/
Format:
pdf
Media Type:
application/pdf
URL:
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