Diet Overlap

Podiceps grisegena (Red-necked Grebe)
Podiceps auritus (Horned Grebe)

Common Diet

Ammodytes hexapterus (Stout sand lance)
Clupea pallasii pallasii (Pacific herring)

Common Habitat

Acadia National Park
Ahtialanjärvi
Alaska-St. Elias Range tundra
Alberta Mountain forests
Alberta-British Columbia foothills forests
Aleutian Islands Biosphere Reserve
Algonquin Provincial Park
Amudarya Zapovednik
Amur meadow steppe
ANSE DU FIER D'ARS EN RE
Apostle Islands National Lakeshore
Arctic National Wildlife Refuge
Askö-Tidö
Atlantic mixed forests
Audubon National Wildlife Refuge
Balkan mixed forests
Baltic mixed forests
Banff National Park
Basso Garda
Belene Islands Complex
Belovezhskaya Pushcha Biosphere Reserve
Bering tundra
Beringia lowland tundra
Beringia upland tundra
Berwickshire and North Northumberland Coast
Bialowieza National Park
Blackbeard Island National Wildlife Refuge
Bohai Sea saline meadow
Bruce Peninsula National Park
California Coast Ranges Biosphere Reserve
Camargue
Cantabrian mixed forests
Cap Gris-Nez
Cape Breton Highlands National Park
Cape Cod National Seashore
Carmarthen Bay and Estuaries/ Bae Caerfyrddin ac Aberoedd
Carolinian-South Atlantic Biosphere Reserve
Caspian Hyrcanian mixed forests
Caspian lowland desert
Caucasus
Caucasus mixed forests
Cedar Creek LTER Site
Celtic broadleaf forests
Central British Columbia Mountain forests
Central Canadian Shield forests
Central China loess plateau mixed forests
Central European mixed forests
Central Gulf Coastal Plain Biosphere Reserve
Changbai Mountains mixed forests
Cherskii-Kolyma mountain tundra
Chesil and the Fleet
Cumberland Island National Seashore
Da Hinggan-Dzhagdy Mountains conifer forests
Death Valley National Park
Dee Estuary/ Aber Dyfrdwy
DELTA NESTOU KAI LIMNOTHALASSES KERAMOTIS - EVRYTERI PERIOCHI KAI PARAKTIA ZONI
DELTA NESTOU KAI LIMNOTHALASSES KERAMOTIS KAI NISOS THASOPOULA
Denali Biosphere Reserve
Dornoch Firth and Morrich More
Dungeness
Durankulak Lake
East European forest steppe
East Siberian taiga
Effigy Mounds National Monument
Elk Island National Park
Elkhorn Slough Preserve
English Lowlands beech forests
Estuaire et marais de la Basse Seine
Fal and Helford
Farallon National Wildlife Refuge
Fathom Five National Marine Park
Fiume Po - tratto vercellese alessandrino
Flusslandschaft Elbe Biosphere Reserve
Fort Pulaski National Monument
Fraser Plateau and Basin complex
Fundy National Park
Gammelstadsviken
Gates of the Arctic National Park
Gateway National Recreation Area
Georgian Bay Islands National Park
Glacier Bay National Park and Preserve
Glen Canyon National Recreation Area
Golden Gate National Recreation Area
Grasslands National Park
Gulf Islands National Park
Haapajärvi-Säärystenjärvi
Haapalahti
Haapaveden lintuvedet ja suot
Hailuoto, pohjoisranta
Hällörsfjärden
Hattelmalanjärvi
Hokkaido deciduous forests
Hokkaido montane conifer forests
Hovinlampi-Ylälampi
Huang He Plain mixed forests
Iisalmen lintuvedet
Illyrian deciduous forests
Indiana Dunes National Lakeshore
Inhottujärvi
Interior Alaska-Yukon lowland taiga
Isle Royale Biosphere Reserve
Isomatala-Maasyvänlahti
Italian sclerophyllous and semi-deciduous forests
Ivvavik National Park
Japan
Järvisuo-Ridasjärvi
Jasper National Park
Jezioro Turawskie
Jian Nan subtropical evergreen forests
Joensuunlahti-Venesillanlahti
Joki-Hautalampi
Jouhtenuslampi
Joutsenjärvi
Juurikkajärvi
Juurikkasuo - Vehka- ja Uuhilampi
Kaislanen
Kalajärvi-Kytänneva
Kalapää träsk
Kaliakra
Kamchatka Mountain tundra and forest tundra
Kamchatka-Kurile meadows and sparse forests
Kamchatka-Kurile taiga
Kamchia Complex
Kanteleenjärven lintuvesi
Kazakh forest steppe
Kazakh steppe
Kejimkujik Seaside Adjunct
Kempeleenlahden ranta
Khazar Zapovednik
Kirkko-Surnui
Kirkkonummen saaristo (SPA)
Kirkkosalmi
Kivijärvi
Kluane National Park and Reserve
Kodesjärvi
Koijärvi
Kokemäenjoen suisto
Kolkanaukko
Kootenay National Park
Koskeljärvi
Kouchibouguac National Park
Köyliönjärvi
Kronotskiy Biosphere Reserve
Kuivasjärvi
Kukkolanjärvi
Kuorsumaanjärvi
Kutajärven alue
La Mauricie National Park
Laajalahden lintuvesi
LAC DE MADINE ET ETANGS DE PANNES
Lac du Der
LAC LEMAN
Lacs de la forêt d'Orient
Lago di Viverone
Laguna di Venezia
Lake Chelan National Recreation Area
Lake Roosevelt National Recreation Area
Lake Superior Provincial Park
Lapinjärvi-Teerikangas
Läppträsket
Lapväärtin kosteikot
Larvanneva
Lava Beds National Monument
Lehijärvi
Levaneva
Liminganlahti
LIMNES KAI LIMNOTHALASSES TIS THRAKIS - EVRYTERI PERIOCHI KAI PARAKTIA ZONI
LIMNES VISTONIS, ISMARIS - LIMNOTHALASSES PORTO LAGOS, ALYKI PTELEA, XIROLIMNI, KARATZA
Little St. Simons Island
LITTORAL AUGERON
LITTORAL SEINO-MARIN
Long Point Biosphere Reserve
Luodon saaristo
Maakannuskarinlahti ja Viirretjoen suisto
Manchurian mixed forests
Mandra - Poda
MARAIS POITEVIN
Marais salants de Guérande, traicts du Croisic, dunes de Pen Bron
Mattisenlahti
Mediterranean Basin
Medvastö-Stormossen
Merenkurkun saaristo
Mid-Continental Canadian forests
Midwestern Canadian Shield forests
Mietoistenlahti
Mojave and Colorado Deserts Biosphere Reserve
Moray Firth
Mount Arrowsmith
Mountains of Central Asia
Mullutu-Loode
Mursunjärvi-Lammasjärvi-Matilanjärvi-Lamminperä
Muskwa-Slave Lake forests
Nahanni National Park Reserve
Neusiedler See-Osterreichischer Teil
Niagara Escarpment Biosphere Reserve
Niemijärvi - Itäjärvi
Nihonkai evergreen forests
Nihonkai montane deciduous forests
Noatak Biosphere Reserve
North America
North Central Rockies forests
North Norfolk Coast
North Norfolk Coast Biosphere Reserve
Northeast China Plain deciduous forests
Northeast Siberian taiga
Northern Cordillera forests
Northern Pacific coastal forests
Northern tall grasslands
Northern transitional alpine forests
Northwest Territories taiga
Nummi-Pusulan lintuvedet
Nurmesjärvi
Oceania
Ojakylänlahti ja Kengänkari
Okhotsk-Manchurian taiga
Olympic Biosphere Reserve
Omenajärvi
Otajärvi
Pacific Coastal Mountain icefields and tundra
Pacific Rim National Park Reserve
Palava Protected Landscape Area
Paljassaare
Pehkijärvi
Peijonniemenlahti
Perämeren saaret
Petolahdenjokisuisto
Pictured Rocks National Lakeshore
Pieni-Kaihlanen
Pihlajavesi ja yläjuoksun pienvedet
Point Reyes National Seashore
Pomorie Lake
Pontic steppe
Prince Albert National Park
Pudasjärvi
Pukaskwa National Park
Puszcza Sandomierska
Putkilahti - Ruskeaperä
Puurijärvi - Isosuo
Pyhäjärven lintuvesi
Pyhäjärvi
Rapakivenjärvi
Rastgebiete im mittleren Saartal
Redberry Lake Biosphere Reserve
Redwood National Park
Reserva de la Biosfera de Urdaibai
Reserve de la Biosphere d'Iroise
Reserve Nationale de Camargue Biosphere Reserve
Riding Mountain Biosphere Reserve
Rietzer See
Rocky Mountain Biosphere Reserve
Rondeau Provincial Park
Ruokojärvi ja Mula
Saaristomeri
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Sakhalin Island taiga
San Juan Island National Historical Park
Saratoga National Historical Park
Särkijärvi
Sarmatic mixed forests
Scandinavian and Russian taiga
Scandinavian coastal conifer forests
Scandinavian Montane Birch forest and grasslands
Sefton Coast
Shabla Lake Complex
Siikajoen lintuvedet ja suot
Siikalahti, Sammallampi, Rautalahti
Siiksaare-Oessaare
Sikhote-Alinskiy Biosphere Reserve
Södra Kärrlången
South Atlantic Coastal Plain Biosphere Reserve
Southern Korea evergreen forests
SPA Pommersche Bucht
Strandzha
Suiphun-Khanka meadows and forest meadows
Suomijärvi
Sysmäjärvi
Taiheiyo evergreen forests
Taiheiyo montane deciduous forests
Tåkern
Tawas Point State Park
Tian Shan foothill arid steppe
Tian Shan montane conifer forests
Trans-Baikal Bald Mountain tundra
Trzebiatowsko-Kolobrzeski Pas Nadmorski
Tuusulanjärven lintuvesi
Txingudi
Tykölänjärvi
Ubsunurskaya Kotlovina (Ubsunur Depression)
Unteres Odertal
Upper Miss. River Nat'l Wildlife Refuge
Ural montane forests and tundra
Urdaibaiko Itsasadarra / Ría de Urdaibai
Ussuri broadleaf and mixed forests
Uurtaanjärvi
Valley Forge National Historical Park
Vanajaveden lintualueet
Vanhankaupunginlahden lintuvesi
Varna-Beloslav Lakes Complex
Värtsilän laakso (SPA)
Vassorfjärden
Virginia Coast Biosphere Reserve
Viurilanlahti
Voyageurs National Park
Waddensea of Schleswig-Holstein
Waterton Biosphere Reserve
West Estonian Archipelago Biosphere Reserve
West Siberian taiga
Western Great Lakes forests
Western Michigan University’s Asylum Lake
Western Siberian hemiboreal forests
Wood Buffalo National Park
Wrangell-St. Elias National Park and Preserve
Yancheng
Yellowstone Biosphere Reserve
Ylimysjärvi
Yoho National Park
Yukon Interior dry forests
Zatoka Pomorska
Zbiornik Otmuchowski

Attributes / relations provided by
♦ 1Food Web Relationships of Northern Puget Sound and the Strait of Juan de Fuca : a Synthesis of the Available Knowledge, Charles A. Simenstad, Bruce S. Miller, Carl F. Nyblade, Kathleen Thornburgh, and Lewis J. Bledsoe, EPA-600 7-29-259 September 1979