Movement of a Lesser Scaup Infected with Highly Pathogenic Avian Influenza

USGS map showing the movement of a lesser scaup infected with highly pathogenic avian influenza (red line) compared to four lesser scaup not infected (maroon, yellow, blue and black lines). Movement was recorded January 23 to 26, 2022. The black dot identifies where the birds were captured and released in Maryland. Scientists did not know the one bird was infected with avian influenza when it was released back into the wild.