Common Pochard (2016-133)
Contributing photographers indicated by (ph.)
Initial observer(s):
Jeffrey Allen
Corroborating observers and additional sources:
Thomas A. Benson (ph.)
Ann Constantino (ph.)
Elias A. Elias (ph.)
Rob Fowler (ph.)
Keith C. Kwan
Guy McCaskie
Mark J. Rauzon (ph.)
Casey N. Ryan