Mute swan. Mute swans are an agressive invasive species along the East Coast.There are now over 3,000 mute swans in the Maryland portion of the ChesapeakeBay.
3/4/2019 12:28:13 PM
Photographer: Mary Hollinger
Affiliation: NODC biologist
Date: 1996 October 20
Location: Maryland, Patuxent River
Subject: Coastline
Subject: Chesapeake Bay Maryland
Subject: Bird