Diet Overlap

Gavia immer (Great Northern Loon)
Ardea herodias (Great Blue Heron)

Common Diet

Leiostomus xanthurus (Spot croaker)
Oncorhynchus clarkii (Cutthroat trout)

Common Habitat

Acadia National Park
Algonquin Provincial Park
Alto Golfo de California y Delta del Rio Colorado
Anza-Borrego Desert State Park, CA
Apostle Islands National Lakeshore
Arkansas Post National Memorial
Assateague Island National Seashore
Audubon National Wildlife Refuge
Banff National Park
Big Bend Biosphere Reserve
Bighorn Canyon National Recreation Area
Biscayne National Park
Blackbeard Island National Wildlife Refuge
Blackwater National Wildlife Refuge
Bombay Hook National Wildlife Refuge
British Columbia mainland coastal forests
Bruce Peninsula National Park
Cabrillo National Monument
California Coast Ranges Biosphere Reserve
Canaveral National Seashore
Cape Breton Highlands National Park
Cape Cod National Seashore
Cape Hatteras National Seashore
Cape Lookout National Seashore
Cape Romain National Wildlife Refuge
Capital Reef National Park
Carolinian-South Atlantic Biosphere Reserve
Catoctin Mountain Park
Cedar Creek LTER Site
Central Canadian Shield forests
Central Gulf Coastal Plain Biosphere Reserve
Central Pacific coastal forests
Champlain-Adirondack Biosphere Reserve
Channel Islands National Marine Sanctuary
Channel Islands National Park
Chattahoochee River National Recreation Area
Colonial National Historic Park
Cook Inlet taiga
Copper Plateau taiga
Crater Lake National Park
Crosswinds Marsh
Cumberland Island National Seashore
Curecanti National Recreation Area
De Soto National Wildlife Refuge
Death Valley National Park
Deer Flat National Wildlife Refuge
Dinosaur National Monument
Eastern Canadian forests
Eastern Great Lakes lowland forests
Effigy Mounds National Monument
Elk Island National Park
Elkhorn Slough Preserve
Farallon National Wildlife Refuge
Fathom Five National Marine Park
Felsenthal National Wildlife Refuge
Fire Island National Seashore
Florida Keys National Marine Sanctuary
Forillon National Park
Fort Caroline National Memorial
Fort Matanzas National Monument
Fort Pulaski National Monument
Fundy National Park
Gateway National Recreation Area
George Washington Birthplace National Monument
Georgian Bay Islands National Park
Glacier Bay National Park and Preserve
Glacier National Park
Glen Canyon National Recreation Area
Golden Gate National Recreation Area
Grand Canyon National Park
Grand Teton National Park
Great Basin National Park
Great Smoky Mountains National Park
Great Swamp National Wildlife Refuge
Greenwater Provincial Park
Gros Morne National Park
Gulf of St. Lawrence lowland forests
Gwaii Haanas National Park Reserve
H.J. Andrews Biosphere Reserve
Hubbard Brook Biosphere Reserve
Indiana Dunes National Lakeshore
Isle Royale Biosphere Reserve
Jasper National Park
Jean Lafitte National Hist. Park & Preserve
Joshua Tree National Park
Kejimkujik National Park
Kejimkujik Seaside Adjunct
Kellogg Biological Station LTER Site
Kootenay National Park
Kouchibouguac National Park
La Mauricie National Park
Lake Chelan National Recreation Area
Lake Mead National Recreation Area
Lake Meredith National Recreation Area
Lake Roosevelt National Recreation Area
Lake Superior Provincial Park
Land Between the Lakes Biosphere Reserve
Lanphere-Christensen Dunes Preserve
Lassen Volcanic National Park
Lava Beds National Monument
Little St. Simons Island
Mid-Continental Canadian forests
Midwestern Canadian Shield forests
Mojave and Colorado Deserts Biosphere Reserve
Morristown National Historical Park
Mount Arrowsmith
Mount Revelstoke National Park
New England-Acadian forests
New River Gorge National River
Nez Perce National Historical Park
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northeastern coastal forests
Northern Pacific coastal forests
Oak Ridge National Environmental Research Park
Okefenokee National Wildlife Refuge
Olympic Biosphere Reserve
Organ Pipe Cactus Biosphere Reserve
Pacific Rim National Park Reserve
Padre Island National Seashore
Philip L. Boyd Deep Canyon Desert Research Center
Pictured Rocks National Lakeshore
Point Pelee National Park
Point Reyes National Seashore
Prince Albert National Park
Prince Edward Island National Park
Puget lowland forests
Pukaskwa National Park
Queen Charlotte Islands
Redberry Lake Biosphere Reserve
Redwood National Park
Reserva de la Biosfera El Vizcaino
Reserve de la Biosphere de Charlevoix
Riding Mountain Biosphere Reserve
Rocky Mountain Biosphere Reserve
Rondeau Provincial Park
Roosevelt Vanderbilt National Historic Site
Saguenay - St. Lawrence Marine Park
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Salt Plains National Wildlife Refuge
San Juan Island National Historical Park
Santa Cruz Island Preserve
Santa Monica Mountains National Recreation Area
Saratoga National Historical Park
Sequoia and Kings Canyon Biosphere Reserve
Sevilleta LTER Site
Shortgrass Steppe LTER Site
Sleeping Bear Dunes National Lakeshore
South Atlantic Coastal Plain Biosphere Reserve
Southern Appalachian Biosphere Reserve
Southern Great Lakes forests
Southwest Nova Biosphere Reserve
Tawas Point State Park
Tennessee River Gorge
Terra Nova National Park
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Valley Forge National Historical Park
Virginia Coast Biosphere Reserve
Voyageurs National Park
Waterton Biosphere Reserve
Western Great Lakes forests
Western Michigan University’s Asylum Lake
Wheeler National Wildlife Refuge
Whiskey-Shasta-Trinity National Recreation Area
White Sands National Monument
Winisk River Provincial Park
Woodland Caribou Provincial Wilderness Park
Yellowstone Biosphere Reserve
Yoho National Park

Attributes / relations provided by
♦ 1Cirtwill, Alyssa R.; Eklöf, Anna (2018), Data from: Feeding environment and other traits shape species' roles in marine food webs, Dataset, https://doi.org/10.5061/dryad.1mv20r6
♦ 2National Geographic Magazine - May 2016 - Yellowstone - The Carnivore Comeback