from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A taxonomic genus within the family Alcidae.
Sorry, no etymologies found.
Common eiders, thick-billed murre, and black guillemot (Cepphus grylle) are the most commonly harvested seabird species in arctic Canada, and are utilized by indigenous people wherever they are available .
Pigeon guillemot (Cepphus columba) populations began to increase within three to four years following fox removal at Kiska Island and 20-fold increases occurred in guillemot numbers at Niski-Alaid Island within 15 years of fox removal .
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.
The Kvarken Archipelago is on an important migratory route and offers excellent breeding habitats for birds: There are important Baltic populations of black guillemot Cepphus grille (6,000 pairs, a quarter of the Baltic population) and razorbill Alca torda (1,000 pairs); also Caspian and Arctic terns Sterna caspia and S. paradisea, whitetailed eagle Haliaetus albicilla (35 pairs), osprey Pandion haliaetus andgreat scaup Aythya marila.
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.
Black guillemots (Cepphus grylle) and thickbilled murres (Uria lomvia) feed on the amphipod Gammarus wilkitzkii.
Somateria fisheri), black guillemot (Cepphus grylle