| 2011 | J | F | M | A | My | Jn | Jy | Au | S | O | N | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Red-throated Loon | ||||||||||||
| Common Loon | ||||||||||||
| Pied-billed Grebe | 4/5 | 11/25 | ||||||||||
| Horned Grebe | 3/1 | |||||||||||
| Double-crest. Cormorant | X | X | X | X | X | X | X | X | X | X | X | X |
| Great Cormorant | 1/4 | X | X | X | ||||||||
| Great Blue Heron | X | X | X | X | X | X | X | X | X | X | X | X |
| Great Egret | 4/7 | X | X | X | X | X | X | |||||
| Little Blue Heron | ||||||||||||
| Snowy Egret | 8/16 | X | ||||||||||
| Cattle Egret | ||||||||||||
| Green Heron | 4/19 | X | ||||||||||
| Blk-crowned Night Heron | 4/10 | X | 9/23 | |||||||||
| Yellow-crowned Night Heron | ||||||||||||
| Glossy Ibis | 4/12 | |||||||||||
| Black Vulture | X | X | X | X | X | X | X | X | X | X | ||
| Turkey Vulture | X | X | X | X | X | X | X | X | X | X | X | X |
| Mute Swan | 1/8 | X | X | X | X | X | X | X | X | X | X | |
| Snow Goose | X | X | X | X | X | 12/27 | ||||||
| Cackling Goose | 1/8 | |||||||||||
| Canada Goose | X | X | X | X | X | X | X | X | X | X | X | X |
| Brant | ||||||||||||
| Wood Duck | 2/17 | 12/26 | ||||||||||
| American Wigeon | 2/27 | |||||||||||
| Gadwall | ||||||||||||
| Green-winged Teal | 2/23 | X | 10/11 | |||||||||
| Mallard | X | X | X | X | X | X | X | X | X | X | X | X |
| American Black Duck | X | X | 9/30 | X | X | |||||||
| Northern Pintail | 10/30 | |||||||||||
| Blue-winged Teal | ||||||||||||
| Northern Shoveler | ||||||||||||
| Canvasback | ||||||||||||
| Redhead | ||||||||||||
| Ring-necked Duck | 1/2 | X | X | X | ||||||||
| Greater Scaup | 1/8 | X | ||||||||||
| Lesser Scaup | ||||||||||||
| Surf Scoter | ||||||||||||
| Common Goldeneye | X | X | X | X | 11/17 | X | ||||||
| Bufflehead | X | X | X | X | 11/11 | X | ||||||
| Hooded Merganser | X | |||||||||||
| Red-breasted Merganser | ||||||||||||
| Common Merganser | X | X | X | X | 10/31 | X | X | |||||
| Ruddy Duck | ||||||||||||
| Osprey | 4/12 | X | X | X | X | X | X | X | ||||
| Northern Harrier | 1/14 | X | ||||||||||
| Sharp-shinned Hawk | X | X | X | 9/16 | X | X | X | |||||
| Cooper's Hawk | X | X | X | 9/18 | X | X | X | |||||
| Northern Goshawk | ||||||||||||
| Bald Eagle | 1/6 | X | 5/6 | 8/28 | X | X | X | X | ||||
| Red-shouldered Hawk | ||||||||||||
| Broad-winged Hawk | 4/14 | 9/16 | ||||||||||
| Red-tailed Hawk | X | X | X | X | X | X | X | X | X | X | X | |
| Rough-legged Hawk | 3/18 | |||||||||||
| American Kestrel | 4/7 | |||||||||||
| Merlin | 1/13 | 3/22 | ||||||||||
| Gyrfalcon | ||||||||||||
| Peregrine Falcon | X | X | X | X | X | X | X | |||||
| Ruffed Grouse | ||||||||||||
| Wild Turkey | 1/7 | 4/8 | 10/25 | X | ||||||||
| American Coot | 3/13 | 10/20 | ||||||||||
| Semipalmated Plover | ||||||||||||
| Killdeer | X | X | X | X | X | X | X | X | X | X | ||
| American Oystercatcher | ||||||||||||
| American Woodcock | ||||||||||||
| Wilson's Snipe | 3/24 | |||||||||||
| Short-billed Dowitcher | ||||||||||||
| Greater Yellowlegs | 4/25 | X | ||||||||||
| Lesser Yellowlegs | 8/16 | X | X | |||||||||
| Solitary Sandpiper | 5/6 | 8/14 | X | |||||||||
| Spotted Sandpiper | 4/25 | X | X | X | X | X | ||||||
| Semipalmated Sandpiper | 8/13 | X | ||||||||||
| Western Sandpiper | ||||||||||||
| Least Sandpiper | 5/12 | X | X | X | X | |||||||
| White-rumped Sandpiper | ||||||||||||
| Buff-breasted Sandpiper | ||||||||||||
| Iceland Gull | ||||||||||||
| Ring-billed Gull | X | X | X | X | X | X | X | X | X | X | X | X |
| Herring Gull | X | X | X | X | X | X | X | X | X | X | X | X |
| Great Black-backed Gull | X | X | X | X | X | X | X | X | X | X | X | X |
| Lesser Black-backed Gull | 3/5 | X | 12/30 | |||||||||
| Laughing Gull | 1/8 | 8/14 | X | X | X | |||||||
| Bonaparte's Gull | ||||||||||||
| Caspian Tern | ||||||||||||
| Common Tern | ||||||||||||
| Least Tern | ||||||||||||
| Black Skimmer | ||||||||||||
| Rock Pigeon | X | X | X | X | X | X | X | X | X | X | X | X |
| Mourning Dove | X | X | X | X | X | X | X | X | X | X | X | X |
| Black-billed Cuckoo | ||||||||||||
| Yellow-billed Cuckoo | ||||||||||||
| Eastern Screech-Owl | 2/20 | |||||||||||
| Great Horned Owl | ||||||||||||
| Common Nighthawk | 9/8 | |||||||||||
| Chimney Swift | 4/23 | X | X | X | X | X | X | |||||
| Ruby-thr. Hummingbird | 8/25 | X | ||||||||||
| Belted Kingfisher | X | X | X | X | X | 9/11 | X | X | X | |||
| Red-headed Woodpecker | ||||||||||||
| Red-bellied Woodpecker | X | X | X | X | X | X | X | X | X | X | X | X |
| Yellow-bellied Sapsucker | 2/20 | 10/13 | X | X | ||||||||
| Downy Woodpecker | X | X | X | X | X | X | X | X | X | X | X | X |
| Hairy Woodpecker | X | X | X | X | X | X | X | X | X | X | X | X |
| Northern Flicker | X | X | X | X | X | X | X | X | X | X | X | X |
| Pileated Woodpecker | ||||||||||||
| Eastern Wood-Pewee | 5/21 | X | 9/16 | |||||||||
| Least Flycatcher | 10/2 | |||||||||||
| Eastern Phoebe | 4/8 | 10/5 | X | |||||||||
| Great Crested Flycatcher | 4/20 | X | X | X | X | |||||||
| Eastern Kingbird | 4/25 | X | X | X | X | X | ||||||
| White-eyed Vireo | ||||||||||||
| Blue-headed Vireo | 4/11 | 10/21 | ||||||||||
| Yellow-throated Vireo | ||||||||||||
| Warbling Vireo | 4/25 | X | X | X | X | |||||||
| Red-eyed Vireo | 5/5 | X | X | |||||||||
| Blue Jay | X | X | X | X | X | X | X | X | X | X | X | X |
| American Crow | X | X | X | X | X | X | X | X | X | X | X | X |
| Fish Crow | X | X | X | X | X | X | X | X | X | X | X | |
| Common Raven | 4/17 | X | ||||||||||
| Horned Lark | ||||||||||||
| Purple Martin | 5/6 | |||||||||||
| Tree Swallow | 4/6 | X | X | X | X | X | ||||||
| No. Rough-winged Swallow | 4/7 | X | X | X | X | |||||||
| Cliff Swallow | 5/16 | X | X | X | ||||||||
| Bank Swallow | 4/27 | X | ||||||||||
| Barn Swallow | 4/7 | X | X | X | X | |||||||
| Carolina Chickadee | ||||||||||||
| Blk-capped Chickadee | X | X | X | X | X | X | X | X | X | X | X | |
| Tufted Titmouse | X | X | X | X | X | X | X | X | X | X | X | X |
| Red-breasted Nuthatch | ||||||||||||
| White-breasted Nuthatch | X | X | X | X | X | X | X | X | X | X | X | X |
| Brown Creeper | 10/18 | |||||||||||
| Carolina Wren | X | X | X | X | X | X | X | X | X | X | X | X |
| House Wren | 4/24 | X | X | X | X | |||||||
| Winter Wren | 11/8 | |||||||||||
| Golden-crowned Kinglet | 2/9 | 10/6 | X | |||||||||
| Ruby-crowned Kinglet | 4/10 | X | 10/5 | X | ||||||||
| Blue-gray Gnatcatcher | 4/19 | X | X | 9/16 | X | |||||||
| Eastern Bluebird | 6/4 | X | 10/22 | |||||||||
| Veery | 5/11 | |||||||||||
| Swainson's Thrush | ||||||||||||
| Hermit Thrush | 10/31 | |||||||||||
| Wood Thrush | 4/26 | X | ||||||||||
| American Robin | X | X | X | X | X | X | X | X | X | X | X | X |
| Gray Catbird | 4/22 | X | X | X | X | X | X | |||||
| Northern Mockingbird | X | X | X | X | X | X | X | X | X | X | X | X |
| Brown Thrasher | 4/26 | X | 9/16 | |||||||||
| European Starling | X | X | X | X | X | X | X | X | X | X | X | X |
| American Pipit | ||||||||||||
| Cedar Waxwing | 4/14 | X | X | 10/24 | X | |||||||
| Blue-winged Warbler | 5/11 | |||||||||||
| Tennessee Warbler | 9/16 | X | ||||||||||
| Nashville Warbler | 5/11 | 10/2 | ||||||||||
| Northern Parula | 4/11 | X | 9/16 | |||||||||
| Yellow Warbler | 4/24 | X | X | |||||||||
| Chestnut-sided Warbler | 5/9 | |||||||||||
| Magnolia Warbler | 5/11 | 9/16 | X | |||||||||
| Blk-throat. Blue Warbler | 5/11 | 9/10 | X | |||||||||
| Yellow-rumped Warbler | 4/11 | X | 10/5 | X | X | |||||||
| Blk-throat. Green Warbler | 4/21 | X | 9/16 | X | ||||||||
| Blackburnian Warbler | 5/24 | 9/16 | ||||||||||
| Pine Warbler | 3/20 | X | ||||||||||
| Prairie Warbler | 10/2 | |||||||||||
| Palm Warbler | 4/10 | 10/5 | ||||||||||
| Bay-breasted Warbler | 5/12 | |||||||||||
| Blackpoll Warbler | 5/5 | |||||||||||
| Black & white Warbler | 4/20 | X | 9/6 | X | ||||||||
| American Redstart | 5/11 | 8/23 | X | |||||||||
| Prothonotary Warbler | 5/10 | |||||||||||
| Worm-eating Warbler | 5/11 | |||||||||||
| Ovenbird | 4/26 | X | 9/16 | |||||||||
| Northern Waterthrush | ||||||||||||
| Louisiana Waterthrush | 9/2 | |||||||||||
| Common Yellowthroat | 4/27 | X | X | 9/14 | X | |||||||
| Hooded Warbler | ||||||||||||
| Canada Warbler | 10/2 | |||||||||||
| Yellow-breasted Chat | ||||||||||||
| Scarlet Tanager | 5/6 | 9/16 | ||||||||||
| Summer Tanager | ||||||||||||
| Eastern Towhee | 4/15 | X | 10/21 | |||||||||
| Amer. Tree Sparrow | 1/8 | X | ||||||||||
| Chipping Sparrow | 4/6 | X | X | 9/5 | X | X | ||||||
| Field Sparrow | 4/11 | 10/22 | X | |||||||||
| Savannah Sparrow | 4/11 | X | 10/7 | |||||||||
| Grasshopper Sparrow | 4/27 | |||||||||||
| Fox Sparrow | ||||||||||||
| Song Sparrow | X | X | X | X | X | X | X | X | X | X | X | X |
| Lincoln's Sparrow | ||||||||||||
| Swamp Sparrow | 4/12 | 10/7 | X | |||||||||
| White-throated Sparrow | X | X | X | X | X | 10/2 | X | X | ||||
| White-crowned Sparrow | 2/20 | |||||||||||
| Dark-eyed Junco | X | X | X | X | 10/18 | X | X | |||||
| Northern Cardinal | X | X | X | X | X | X | X | X | X | X | X | X |
| Rose-breasted Grosbeak | 4/20 | X | ||||||||||
| Indigo Bunting | 5/11 | |||||||||||
| Dickcissel | ||||||||||||
| Red-winged Blackbird | X | X | X | X | X | X | X | X | X | X | X | X |
| Eastern Meadowlark | ||||||||||||
| Rusty Blackbird | 3/5 | X | ||||||||||
| Common Grackle | X | X | X | X | X | X | X | X | X | X | X | |
| Brown-headed Cowbird | 2/6 | X | X | X | X | X | X | X | X | |||
| Orchard Oriole | 4/26 | X | X | |||||||||
| Baltimore Oriole | 4/24 | X | X | X | X | |||||||
| Purple Finch | 4/25 | |||||||||||
| House Finch | X | X | X | X | X | X | X | X | X | X | X | X |
| Common Redpoll | 2/15 | |||||||||||
| Pine Siskin | ||||||||||||
| Amer. Goldfinch | X | X | X | X | X | X | X | X | X | X | X | X |
| House Sparrow | X | X | X | X | X | X | X | X | X | X | X | X |
| Bar-headed Goose | ||||||||||||
| Egyptian Goose | 3/13 | X | X | |||||||||
| # of species | 55 | 60 | 57 | 98 | 95 | 59 | 53 | 55 | 77 | 83 | 57 | 49 |