PREDATION ON A RINGED SEAL, PHOCA HISPIDA, AND A BLACK GUILLEMOT, CEPPHUS GRYLLE, BY A PACIFIC WALRUS, ODOBENUS ROSMARUS DIVERGENS

PREDATION ON A RINGED SEAL, PHOCA HISPIDA, AND A BLACK GUILLEMOT, CEPPHUS GRYLLE, BY A PACIFIC WALRUS, ODOBENUS ROSMARUS DIVERGENS

Walruses (Odobenus rosmarus ) feed mainly on benthic invertebrates, principally bivalve mollusks, but they also eat a wide variety of other kinds of aquatic organisms, occasionally including fishes and seals. In this paper we report the finding of both a seal (Phoca hispida ) and a marine bird (Cepp...

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Veröffentlicht in:Marine mammal science 1990-10, Vol.6 (4), p.348-350
Hauptverfasser: Fay, Francis H., Sease, John L., Merrick, Richard L.
Format: Artikel
Sprache:eng
Schlagworte:
Animal and plant ecology
Animal, plant and microbial ecology
Biological and medical sciences
Cepphus grylle
Fundamental and applied biological sciences. Psychology
Marine
Odobenus rosmarus divergens
Phoca hispida
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Zusammenfassung:Walruses (Odobenus rosmarus ) feed mainly on benthic invertebrates, principally bivalve mollusks, but they also eat a wide variety of other kinds of aquatic organisms, occasionally including fishes and seals. In this paper we report the finding of both a seal (Phoca hispida ) and a marine bird (Cepphus grylle ) in the stomach of one walrus.
ISSN:0824-0469
1748-7692
DOI:10.1111/j.1748-7692.1990.tb00364.x