Blackburnian Warbler
Schooley Mill Park
May 6, 2015
Allen Lewis
MPEA
May 9, 2005
Photo by Bill Hubick
MPEA May 11, 2023 Gregg Petersen
David Force WMA
May 25, 2020
Photo by Kristin Trouton
Ellicott City
August 17, 2024
Photo by Annette Allor
MPEA
September 10, 2010
Photo by Scott Berglund
While not necessary for common species, it is good to get into the habit of including photographs and recordings/spectrographs so that you do it for uncommon species that require more documentation.