| Numenius phaeopus |
Whimbrel |
High |
| Nyctanassa violacea |
Yellow-crowned Night-Heron |
|
| Nycticorax nycticorax |
Black-crowned Night-Heron |
|
| Oceanodroma castro |
Band-rumped Storm-Petrel |
|
| Oceanodroma leucorhoa |
Leach's Storm-Petrel |
|
| Onychoprion anaethetus |
Bridled Tern |
|
| Oreothlypis peregrina |
Tennessee Warbler |
|
| Oreothlypis ruficapilla |
Nashville Warbler |
|
| Oxyura jamaicensis |
Ruddy Duck |
|
| Pandion haliaetus |
Osprey |
|
| Parkesia motacilla |
Louisiana Waterthrush |
|
| Parkesia noveboracensis |
Northern Waterthrush |
|
| Passerculus sandwichensis |
Savannah Sparrow |
|
| Passerculus sandwichensis princeps |
Ipswich Sparrow |
High |
| Passerella iliaca |
Fox Sparrow |
|
| Passerina cyanea |
Indigo Bunting |
|
| Pelagodroma marina |
White-faced Storm-Petrel |
|
| Pelecanus occidentalis |
Brown Pelican |
|
| Perisoreus canadensis |
Gray Jay |
|
| Petrochelidon pyrrhonota |
Cliff Swallow |
|
| Peucaea aestivalis |
Bachman's Sparrow |
|
| Phalacrocorax auritus |
Double-crested Comorant |
|
| Phalacrocorax carbo |
Great Cormorant |
Moderate |
| Phalaropus fulicarius |
Red Phalarope |
|
| Phalaropus lobatus |
Red-necked Phalarope |
|
| Phalaropus tricolor |
Wilson's Phalarope |
|
| Pheucticus ludovicianus |
Rose-breasted Grosbeak |
|
| Picoides arcticus |
Black-backed Woodpecker |
|
| Picoides borealis |
Red-cockaded Woodpecker |
|
| Picoides dorsalis |
American Three-toed Woodpecker |
|
| Picoides villosus |
Hairy Woodpecker |
|
| Pinicola enucleator |
Pine Grosbeak |
|
| Pipilo erythrophthalmus |
Eastern Towhee |
|
| Piranga olivacea |
Scarlet Tanager |
|
| Piranga rubra |
Summer Tanager |
|
| Plectrophenax nivalis |
Snow Bunting |
|
| Plegadis falcinellus |
Glossy Ibis |
Moderate |
| Pluvialis dominica |
American Golden-plover |
|
| Pluvialis squatarola |
Black-bellied Plover |
|
| Podiceps auritus |
Horned Grebe |
|
| Podiceps grisegena |
Red-necked Grebe |
|
| Podilymbus podiceps |
Pied-billed Grebe |
|
| Poecile hudsonicus |
Boreal Chickadee |
|
| Pooecetes gramineus |
Vesper Sparrow |
High |
| Porzana carolina |
Sora |
|
| Progne subis |
Purple Martin |
|
| Protonotaria citrea |
Prothonotary Warbler |
|
| Puffinus gravis |
Great Shearwater |
|
| Puffinus griseus |
Sooty Shearwater |
|
| Puffinus lherminieri |
Audubon's Shearwater |
|