These are mainly Iceland gulls Larus glaucoides, glaucous gulls L. hyperboreus with lesser numbers of great black-backed gulls L. marinus, kittiwakes Rissa tridactyla and guillemots Cepphus grille with great cormorant Phalacrocorax carbo.    From Wordnik.com.  [Ilulissat Icefjord, Denmark-Greenland] Reference

Other numerous species include the yellowbilled diver Gavia adamsii, whooper swan Cygnus cygnus, lesser whitefronted goose Anser erythropus, slatybacked gull Larus Schistisagus, Kamchatka tern Sterna camtschatica, guillemot Uria aalge, thickbilled guillemot Uria lomvia, pigeon guillemot Cepphus columbs, ancient murrelet Synthliboramphus antiquus, horned puffin Fratercula Corniculata and tufted puffin Lunda cirrhata.    From Wordnik.com.  [Volcanoes of Kamchatka, Russian Federation] Reference

Black guillemots (Cepphus grylle) and thickbilled murres (Uria lomvia) feed on the amphipod Gammarus wilkitzkii.    From Wordnik.com.  [Featured Articles - Encyclopedia of Earth] Reference

Black guillemot (Cepphus grylle) DM.    From Wordnik.com.  [Management and conservation of marine mammals and seabirds in the Arctic] Reference

Somateria fisheri), black guillemot (Cepphus grylle.    From Wordnik.com.  [Featured Articles - Encyclopedia of Earth] Reference

In the Gulf of Maine, blue mussels (Mytilus edulis), common loons (Gavia immer), common eider (Somateria mollissima), Leach’s storm-petrel (Oceanodroma leucorhoa), double-crested cormorant (Phalocrocorax auritus) and black guillemot (Cepphus grylle) have all been shown to be effective bioindicators of mercury in the environment.    From Wordnik.com.  [Mercury in the Gulf of Maine watershed] Reference