Highlights of warbler and vireo sightings at Rock Creek Park this  
morning:

Equitation Field and Ridge:
Black-throated Green Warbler
Black-throated Blue Warbler
American Redstart
KENTUCKY WARBLER
Cape May Warbler  (heard)
HOODED WARBLER
Black-and-white Warbler
Louisiana Waterthrush (below Field)

Maintenance Yard:
Nashville Warbler
Magnolia Warbler
Black-throated Blue Warbler
Northern Parula
Blackpoll Warbler (heard)
Chestnut-sided Warbler
KENTUCKY WARBLER
Yellow Warbler (heard near Stables)
Red-eyed Vireo

Nature Center:
Black-throated Green Warbler
Black-throated Blue Warbler
Northern Parula (heard)
Blue-headed Vireo

Dog Run:
CANADA WARBLER
Magnolia Warbler

Have Fun Birding!

Wallace Kornack
Washington DC