Diet Overlap

Coregonus clupeaformis (Common whitefish)
Aythya affinis (Lesser Scaup)

Common Diet

Dreissena polymorpha (zebra mussel)

Common Habitat

Algonquin Provincial Park
Audubon National Wildlife Refuge
Banff National Park
Champlain-Adirondack Biosphere Reserve
Fathom Five National Marine Park
Ivvavik National Park
Jasper National Park
Kluane National Park and Reserve
Nahanni National Park Reserve
Niagara Escarpment Biosphere Reserve
Prince Albert National Park
Pukaskwa National Park
Riding Mountain Biosphere Reserve
Saguenay - St. Lawrence Marine Park
Sleeping Bear Dunes National Lakeshore
Tuktut Nogait National Park
Voyageurs National Park
Wapusk National Park
Waterton Biosphere Reserve
Wood Buffalo National Park
Wrangell-St. Elias National Park and Preserve

Attributes / relations provided by
♦ 1NOAA, Great Lakes Environmental Research Laboratory
♦ 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