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Country/Territory = USA
IBA Criteria A4i A4ii A4iii A4iv
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Number of sites 340
Country/Territory Site name IBA Criteria Final Code
USA Accabonac Harbor A4i
USA Active Delta (Mississippi River Birdsfoot Delta) A4i
USA Agattu Island Colonies A4i, A4ii
USA Akun Strait Colonies A4i, A4ii
USA Alligator River Lowlands A1, A4i
USA Altamaha River Delta A1, A4i
USA Amagat & Umga Island Colonies A4i, A4ii
USA Amak Island Colony A4i
USA Amalik Bay Colonies A4i
USA Amchitka Island Colony A4i
USA Amchitka Pass 180W51N A4ii
USA American Falls Reservoir A4i
USA Andreafsky Wilderness A1, A2, A4i
USA Assateague Island A1, A4i
USA Atchafalaya Delta A4i
USA Attu Island Colony A4i
USA Baby Islands & Akutan Pass Colonies A4i, A4ii
USA Bald Head - Smith Island A1, A4i
USA Barataria Terrebonne A1, A4i
USA Barren Islands Colonies A4i, A4ii
USA Barren Islands Marine A4ii
USA Barrier Island/Lagoon System A1, A4i, A4ii
USA Barrow Canyon & Smith Bay A4i, A4ii
USA Battery Island A4i
USA Bear Island Wildlife Management Area A1, A4i
USA Bear Lake National Wildlife Refuge A4i
USA Bear River Bay UT02 A4i, A4iii
USA Beaufort Sea Nearshore A4i
USA Beaufort Sea Shelf Edge 152W71N A4i
USA Bechevin Bay A1, A4i
USA Bering Sea Shelf 163W56N A4i
USA Bering Sea Shelf 165W56N A4i
USA Bering Sea Shelf 166W56N A4i
USA Bering Sea Shelf 166W57N A4i
USA Bering Sea Shelf 168W62N A4ii
USA Bering Sea Shelf 169W60N A4ii
USA Bering Sea Shelf 170W58N A4i
USA Bering Sea Shelf Edge 166W55N A4i, A4ii
USA Bering Sea Shelf Edge 168W56N A4i
USA Bering Sea Shelf Edge 169W55N A4i
USA Bering Sea Shelf Edge 173W58N A4ii
USA Bering Sea Shelf Edge 174W59N A4i, A4ii
USA Bering Sea Shelf Edge 178W61N A4i, A4ii
USA Bering Strait A4ii
USA Big Foot Island A4i
USA Big Marco Pass Shoal A1, A4i
USA Bill Williams River National Wildlife Refuge A1, A4i
USA Bird Island Colony A4i
USA Bird Key Stono A4i
USA Bird Rocks NWR A4i
USA Bitter Lake National Wildlife Refuge A4i
USA Blackfoot Reservoir A4i
USA Blackjack Peninsula of Aransas National Wildlife Refuge A1, A4i
USA Blacksand Spit Colony A4i
USA Blanco Reef A4i
USA Bolsa Chica A4i
USA Bosque del Apache National Wildlife Refuge A4i
USA Braddock Bay A4iv
USA Buldir & Near Islands Marine A4i, A4ii
USA Buldir Island Colony A4i, A4ii
USA Cache-Lower White Rivers A4i
USA Camp Pendleton A1, A4i
USA Cape Canaveral-Merritt Island A1, A4i
USA Cape Hatteras National Seashore A4i
USA Cape Island and Higbee Beach Wildlife Management Area A1, A4i
USA Cape Lookout National Seashore A1, A4i
USA Cape Peirce & Cape Newenham Colonies A4i, A4ii
USA Cape Romain National Wildlife Refuge A4i
USA Cape Senyavin A4i
USA Cape Tanak Marine A4i
USA Carrot Island - Bird Shoal A4i
USA Carter Bay A1, A4i
USA Castle Rock A4i
USA Castle Rock Colonies A4i, A4ii
USA Catahoula-Dewey Wills-Three Rivers A4i
USA Center Islands A4i
USA Central Seward Peninsula A1, A2, A4i
USA Central Yukon - Kuskokwim A1, A4i, A4iii
USA Chagulak Island Colony A4ii
USA Chagulak Island Marine A4ii
USA Chagvan Bay A1, A4i
USA Chamisso Island Colonies A4ii
USA Chandeleur Islands (Breton National Wildlife Refuge) A4i
USA Channel Islands - Northern A1, A4i, A4ii
USA Chenier Plain A1, A4i
USA Cherni Island Complex Colonies A4i, A4ii
USA Chignik Bay A1, A4i
USA Chiniak Bay A1, A4i
USA Chirikof Island Marine A4ii
USA Chowan River Bottomlands A4i
USA Chukchi Sea Nearshore A4i
USA Cinder River Marine A4i
USA Cinder River-Hook Lagoon A1, A4i
USA Clam Gulch A4i
USA Coastal Prairie A1, A4i
USA Colville River Delta Marine A4i
USA Copper River Delta A4i
USA Corkscrew Swamp Watershed A4i
USA Crab Bank A4i
USA Crex Meadows State Wildlife Area A4i
USA Crooked Island Colony A4i
USA Cumberland Island National Seashore A1, A4i
USA Currituck Marshes - Pine Island A4i
USA Cutler Reservoir and Marsh UT08 A4i
USA Deception Pass A4i
USA Delaware Bayshore Region A4i
USA Delaware Coastal Zone A4i
USA Deseret Land and Livestock Ranch UT10 A1, A4ii
USA Detroit River A4i
USA Deveaux Bank A1, A4i
USA Diomede Islands Colonies A4i, A4ii
USA Dixon Entrance 132W54N A4ii
USA Dressing Point A4i
USA East Copper River Delta Colonies A4i
USA East Norton Sound A4i
USA East Sand Island A4i, A4ii
USA Eastern Kodiak Island Marine A4i, A4ii
USA Eastern Neck National Wildlife Refuge A4i
USA Egegik Bay A1, A4i
USA Egg Island Colonies A4i
USA Entrance Point Colony A4i
USA False Klamath A4iii
USA Farallon Islands A1, A4i, A4ii
USA Farallon Islands Pelagic A4i
USA Farmington Bay UT04 A4i
USA Fenimore Pass & Atka Island Marine A4i, A4ii
USA Ferry Slip Island A4i
USA Flat Island Colony A4ii
USA Flint Hills Region A1, A4i
USA Forrester Island Colonies A4i, A4ii
USA Fox River Flats A4i
USA Gareloi Island Colony A4ii
USA Gareloi Island Marine A4ii
USA Gilbert Bay/South Arm UT05 A4i
USA Glacier Bay & Icy Strait A4i, A4ii
USA Glacier Bay Outer Coast Marine A4ii
USA Goat Island NWR A4ii
USA Goodnews Bay A1, A4i
USA Goodnews Bay Colony A4i
USA Grays Lake National Wildlife Refuge A4i
USA Great Gull Island A4i, A4iii
USA Great Rivers Confluence-35 A4i
USA Green Island A4i
USA Gulf Islands GEOPark A1, A4i
USA Gulf of Alaska Shelf 151W58N A4i
USA Gulf of Alaska Shelf 155W57N A4ii
USA Gulf of Alaska Shelf Edge 143W60N A4i
USA Gulf of Alaska Shelf Edge 148W59N A4ii
USA Gulf of Alaska Shelf Edge 163W54N A4i
USA Gull Island A4i
USA Gunnison Bay/North Arm UT01 A4i, A4iii
USA Haleakala A1, A2, A4i, A4ii HI12
USA Hamakua Forests A1, A2, A4i HI16
USA Hanalei National Wildlife Refuge A1, A2, A4i HI04
USA Hebgen Lake A4i
USA Heceta Bank A4i
USA Heceta Valley, Cape Blanco A4ii
USA Hegemeister Island Colonies A4i
USA High Rock Resource Area A1, A4ii
USA Hillsborough Bay A4i
USA Hiwassee Wildlife Refuge A1, A4i
USA Homer Spit A4i
USA Huguenot Park-Nassau Sound A1, A4i
USA Humboldt Bay A1, A4i
USA Icy Cape Marine A4i, A4ii
USA Iditarod River Lowlands A4i
USA Ilnik Marine A4i
USA Imperial Valley A1, A4i
USA Isles Dernieres - Timbalier Islands A1, A4i
USA Isles of Shoals A4i
USA Ivanof Bay A1, A4i
USA Izembek Refuge Marine A4i
USA Izembek-Moffet-Kinzarof Lagoons A1, A4i
USA James Campbell National Wildlife Refuge A1, A2, A4i HI06
USA Jasper-Pulaski Fish and Wildlife Area and surrounding areas A1, A4i
USA Jigsaw Islands A4i
USA Kachemak Bay A4i, A4ii
USA Kagamil Island Marine A4i, A4ii
USA Kahiltna Flats-Petersville Road A4i
USA Kamishak Bay A4i
USA Kasegaluk Lagoon A4i
USA Kasilof River Flats A4i
USA Kauai Forests and Uplands A1, A2, A4i, A4ii HI03
USA Kealia Pond National Wildlife Refuge A1, A2, A4i HI11
USA Kenai Fjords A4i
USA Kigul Islets Colonies A4i, A4ii
USA Kilauea Point National Wildlife Refuge A1, A2, A4i, A4ii, A4iii HI05
USA King Island Colony A4ii
USA Kiska Island Colonies A4i, A4ii
USA Kiska Island Marine A4i, A4ii
USA Kona Forests A1, A2, A4i HI13
USA Koniuji-Atka Island Colony A4ii
USA Koniuji-Shumagin Islands Colonies A4ii
USA Kotzebue Sound 163W66N A4i
USA Kuluk Bay A1, A4i
USA Kuskokwim Bay, marine A4i
USA Kuskokwim River Delta A1, A4i
USA Kvichak Bay A1, A4i
USA Lac Qui Parle - Big Stone IBA A4i
USA Ladd S. Gordon Waterfowl Complex A4i
USA Laguna Vista Spoils A4i
USA Lake Martin A4i
USA Lake Mattamuskeet - Swan Quarter A4i
USA Lake Pontchartrain A4i
USA Lana`ihale A1, A4ii HI10
USA Lavaca Bay Spoils A4i
USA Lea-Hutaff Island A1, A4i
USA Ledyard Bay A4i
USA Lehua Islet A1, A4ii, A4iii HI02
USA Lisburne Peninsula Marine A4i
USA Lower Cook Inlet 153W59N A4i
USA Lower Salt and Gila Riparian Ecosystem A4i
USA Lower Tampa Bay A4i
USA Mack Reef A4ii
USA Marbled Murrelet IBA A1, A4i
USA Market Lake Wildlife Management Area A4i
USA Marmot Bay A4i
USA Marmot Bay Colonies A4ii
USA Mauna Loa-Kilauea Forests A1, A2, A4i HI17
USA Mendenhall Wetlands A4i
USA Middle Creek Wildlife Management Area A4i
USA Middleton Island Colony A4i
USA Minidoka National Wildlife Refuge A4i
USA Mission Bay - San Diego River Estuary A4i
USA Missouri National Recreational River A1, A4i
USA Montezuma Wetlands Complex A1, A4i, A4iii
USA Morzhovoi Bay A4i, A4ii
USA Mud Lake Wildlife Management Area A4i
USA Nanvak Bay A1, A4i
USA Near Island Colony A4ii
USA Nelson Lagoon Colonies A4i
USA Nelson Lagoon-Mud Bay A1, A4i
USA Niagara River Corridor A4i
USA Noatak River Delta Colony A4i
USA North Deer Island A4i
USA North Platte River Valley A1, A4i
USA North San Diego Lagoons A1, A4i
USA Northern Everglades A4i
USA Northern Montague Island A4i
USA Northwest Cape Colony A4ii
USA Northwestern Hawaiian Islands A1, A2, A4i, A4ii, A4iii HI01
USA Nushagak Bay A1, A4i
USA Nushagak Bay, marine A1, A4i
USA Ogangen Island Colonies A4ii
USA Ogden Bay UT03 A4i, A4iii
USA Old House Channel - Island MN A4i
USA Olympic Continental Shelf A1, A4ii
USA Orange Coast Wetlands A4i
USA Orford Reef A4iii
USA Outer Banks Inshore Ocean A4i
USA Outer Islands Marine A4ii
USA Oxford Slough A4i
USA Pea Island National Wildlife Refuge A4i
USA Pearl Harbor National Wildlife Refuge A1, A2, A4i HI07
USA Pier 400 Tern Colony (formerly Terminal Island) A1, A4i
USA Pinnacle Island Colony A4i
USA Point Conception 120W34N A1, A4ii
USA Point Lay Marine A4i
USA Point No Point A1
USA Port Bolivar Bird Sanctuaries - Bolivar Flats A1, A4i
USA Port Heiden A1, A4i
USA Port Moller-Herendeen Bay A1, A4i
USA Prince William Sound A4i, A4ii
USA Protection Island A4i
USA Pungo - Pocosin Lakes A4i
USA Quivira National Wildlife Refuge A1, A4i
USA Raccoon Island A4i
USA Redfish Rocks A4iii
USA Redoubt Bay A4i
USA Riou Spit Colony A4i
USA Roanoke River Bottomlands A1, A4i
USA Round Island Colony A4i
USA Rowe Sanctuary A1, A4i
USA Safety Sound A4i
USA Saginaw Bay A4i
USA Salton Sea A4i, A4iii
USA San Diego Bay - South A1, A4i
USA San Miguel Island, CA A4iii
USA Sand and Gunpowder Islands A4i
USA Sand Bag Island A4i
USA Santa Barbara Basin, CA A4i
USA Santa Barbara Island, CA A4i
USA Santa Cruz Basin 120W33N A4i
USA Santa Cruz Basin 120W34N A1
USA Savoonga Colonies A4ii
USA Seal Cape Marine A4i, A4ii
USA Seal Islands A1, A4i
USA Seguam Island Marine A4ii
USA Segula & Davidof Islands Colonies A4ii
USA Semichi Islands Colonies A4i
USA Semidi Islands Colonies A4i, A4ii
USA Semidi Islands Marine A4ii
USA Semisopochnoi Island Colonies A4i
USA Sheldon NWR A1, A4ii
USA Shumagin Islands Marine A4i, A4ii
USA Skagit Bay A1, A4i
USA Southern Dorchester County A1, A4i
USA Southwest Cape Colonies A4i, A4ii
USA Southwestern Kenai Peninsula Marine A4ii
USA Spitz Island Colony A4i
USA St George Island Colony A4i, A4ii
USA St George Island Marine A4i, A4ii
USA St Lawrence Island Polynya A4i
USA St Lazaria Island Colony A4i, A4ii
USA St Matthew & Hall Islands Colonies A4i, A4ii
USA St Matthew and Hall Islands A1, A2, A4i
USA St Matthew Island Marine A4i
USA St Paul Island Colony A4i, A4ii
USA St. Catherine Creek National Wildlife Refuge A4i
USA Stephens Passage & Tracy-Endicott Arms A4ii
USA Stikine River Delta A4i
USA Sundown Island A4i
USA Susitna Flats A4i
USA Swanson Lakes A4i
USA Teshekpuk Lake-E. Dease Inlet A4i
USA Three Arch Rocks National Wildlife Refuge A4ii
USA Tiedeman Slough Colony A4i
USA Tomkins Island A4i
USA Trading Bay A4i
USA Trinidad Complex A4iii
USA Turtle Island A4i
USA Tuxedni Bay A4i
USA Tuxedni Island Colony A4i
USA Two Arches Rock NWR A4iii
USA Ugaiushak Island Colonies A4i, A4ii
USA Ugamak Strait Colonies A4ii
USA Ugashik Bay A1, A4i
USA Umnak Pass Colonies A4ii
USA Unimak & Akutan Passes A4i, A4ii
USA Upper Naknek River A4i
USA Upper Tanana River Valley A4i
USA Vaux's Swift Chimney Corridor A4i
USA Western St Lawrence Island Marine A4i, A4ii
USA Whalehead Island NWR A4ii
USA Whitewater Draw State Wildlife Area A4i
USA Wide Bay A1, A4i
USA Willcox Playa /Cochise Lakes A4i
USA Yakutat Bay A4ii
USA Yaquina Head Outstanding Natural Area A4i
USA Yukon River Delta A4iii