I birded CSS yesterday and this evening between 6 and 8pm and came up with the following highlights over the two days :
Northern Waterthrush
Yellow-rumped Warbler
Black-throated Green Warbler
Black-and-white Warbler
Blue-gray Gnatcatcher
Lincoln's Sparrow
Field Sparrow
Eastern Towhee
Brown Thrasher
Hermit Thrush
Pine Siskin
Winter Wren
Purple Martin
Cooper's Hawk
Red-tailed Hawk
Merlin
Sora (pointed out to me by Dave)
Common Loon
Horned Grebe
Red-necked Grebe