Diet Overlap

Ameiurus natalis (Yellow bullhead)
Aythya affinis (Lesser Scaup)

Common Diet

Hyalella azteca (Scud)

Common Habitat

Amistad National Recreation Area
Buffalo National River
Canaveral National Seashore
Champlain-Adirondack Biosphere Reserve
Colonial National Historic Park
Florida Keys National Marine Sanctuary
Great Smoky Mountains National Park
Great Swamp National Wildlife Refuge
Indiana Dunes National Lakeshore
Jean Lafitte National Hist. Park & Preserve
Lacassine National Wildlife Refuge
Land Between the Lakes Biosphere Reserve
Little River National Wildlife Refuge
Manassas National Battlefield Park
Niagara Escarpment Biosphere Reserve
Okefenokee National Wildlife Refuge
Point Pelee National Park
Saint Croix International Historic Site
Saint Lawrence Islands National Park
South Atlantic Coastal Plain Biosphere Reserve
Southern Appalachian Biosphere Reserve
Upper Miss. River Nat'l Wildlife Refuge
Valley Forge National Historical Park

Attributes / relations provided by
♦ 1Study of Northern Virginia Ecology
♦ 2Patterns of prey use by lesser scaup Aythya affinis (Aves) and diet overlap with fishes during spring migration, Kimberly A. Strand, Steven R. Chipps, Sharon N. Kahara, Kenneth F. Higgins, Spencer Vaa, Hydrobiologia (2008) 598:389–398