Diet Overlap

Ameiurus melas (Black bullhead)
Lithobates catesbeianus (American Bullfrog)

Common Diet

Hyalella azteca (Scud)

Common Habitat

Amistad National Recreation Area
Big Thicket Biosphere Reserve
California Coast Ranges Biosphere Reserve
Calvin College Ecosystem Preserve
Canyonlands National Park
Chickasaw National Recreation Area
Homestead National Monument of America
Horseshoe Bend National Military Park
Indiana Dunes National Lakeshore
Jean Lafitte National Hist. Park & Preserve
Lake Meredith National Recreation Area
Land Between the Lakes Biosphere Reserve
Little River National Wildlife Refuge
Montezuma Castle National Monument
Niagara Escarpment Biosphere Reserve
Redwood National Park
Saint Croix International Historic Site
Southern Appalachian Biosphere Reserve
Upper Miss. River Nat'l Wildlife Refuge

Attributes / relations provided by
♦ 1Patterns 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
♦ 2Study of Northern Virginia Ecology