Diet Overlap

Cyprinus carpio (Common carp)
Anas acuta (Northern Pintail)

Common Diet

Lemna minor (common duckweed)

Common Habitat

Amistad National Recreation Area
Amudarya Zapovednik
Belovezhskaya Pushcha Biosphere Reserve
Bialowieza National Park
Bighorn Canyon National Recreation Area
Bombay Hook National Wildlife Refuge
Bruce Peninsula National Park
Burgasko ezero
Canyonlands National Park
Central Gulf Coastal Plain Biosphere Reserve
Champlain-Adirondack Biosphere Reserve
Chickasaw National Recreation Area
Ciénaga de Zapata National Park
Colonial National Historic Park
Cosumnes River Preserve
Darvinsky Zapovednik
DOÑANA
Fathom Five National Marine Park
Flusslandschaft Elbe Biosphere Reserve
Grasslands National Park
Great Swamp National Wildlife Refuge
Hortobágy National Park
Humber Estuary
Indiana Dunes National Lakeshore
Karadagskiy Zapovednik
Kavkazskiy Biosphere Reserve
Khazar Zapovednik
Kiskunsag Biosphere Reserve
Lacassine National Wildlife Refuge
Lake Meredith National Recreation Area
Lake Roosevelt National Recreation Area
Lampertheimer Altrhein
Little River National Wildlife Refuge
Mammoth Cave Area Biosphere Reserve (Natn'l Park)
Mount Arrowsmith
Neusiedler See-Osterreichischer Teil
New River Gorge National River
Niagara Escarpment Biosphere Reserve
Oak Ridge National Environmental Research Park
Palava Protected Landscape Area
Paul do Boquilobo Biosphere Reserve
Pipe Spring National Monument
Point Pelee National Park
Prespa National Park
Reserva de la Biosfera de Doñana
Reserve Srebarna
Saguenay - St. Lawrence Marine Park
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Schaalsee
Schorfheide-Chorin
Sleeping Bear Dunes National Lakeshore
Southern Appalachian Biosphere Reserve
Spreewald
Studenetz
Sunderban
Upper Miss. River Nat'l Wildlife Refuge
Valley Forge National Historical Park
Voronezhskiy Biosphere Reserve

Attributes / relations provided by
1Study of Northern Virginia Ecology
2FEEDING ECOLOGY OF PINTAIL HENS DURING REPRODUCTION, GARY L. KRAPU, The Auk 91: 278-290. April 1974