Oswaldella antarctica (Jäderholm 1904)

are preyed upon by

• Global Biotic Interactions: Harmothoe spinosa Kinberg 1856
• Global Biotic Interactions: Pogonophryne permitini Andriashev 1967 (Finespotted plunderfish)
• Global Biotic Interactions: Pogonophryne scotti Regan 1914 (Saddleback plunderfish)
• Global Biotic Interactions: Zyzzyzus parvula (Hickson & Gravely 1907)
• Global Biotic Interactions: Eunoe hartmanae (Uschakov 1962)
• Global Biotic Interactions: Ctenocidaris spinosa (Koehler 1926)
• Global Biotic Interactions: Homalocidaris gigantea (H. L. Clark 1925)
• Global Biotic Interactions: Epimeria (Drakepimeria) similis Chevreux 1912
• Global Biotic Interactions: Harpovoluta charcoti (Lamy 1910)
• Global Biotic Interactions: Eulagisca gigantea Monro 1939
• Global Biotic Interactions: Antarctinoe spicoides (Hartmann-Schröder 1986)
• Global Biotic Interactions: Epimeria (Hoplepimeria) rubrieques De Broyer & Klages 1991
• Global Biotic Interactions: Eurythenes gryllus (Lichtenstein ex Mandt 1822)
• Global Biotic Interactions: Epimeria (Hoplepimeria) georgiana Schellenberg 1931
• Global Biotic Interactions: Ophioplocus incipiens (Koehler 1922)
• Global Biotic Interactions: Maxilliphimedia longipes (Walker 1906)
• Global Biotic Interactions: Epimeria (Drakepimeria) macrodonta Walker 1906
• Global Biotic Interactions: Bathylagus antarcticus Günther 1878 (Antarctic big-eye smelt)
• Global Biotic Interactions: Gymnoscopelus braueri (Lönnberg 1905) (Brauer’s lanternfish)
• Global Biotic Interactions: Notothenia rossii Richardson 1844 (Marbled rockcod)
• Global Biotic Interactions: Notolepis coatsi Dollo 1908
• Global Biotic Interactions: Odontaster validus Koehler 1906 (Sea star)
• Global Biotic Interactions: Charcotia obesa Chevreux 1906
• Global Biotic Interactions: Dolloidraco longedorsalis Roule 1913
• Global Biotic Interactions: Prodoris clavigera (Thiele 1912)
• Global Biotic Interactions: Trematomus pennellii Regan 1914 (Sharp-spined notothen)
• Global Biotic Interactions: Trematomus bernacchii Boulenger 1902 (Emerald rockcod)
• Global Biotic Interactions: Notocidaris mortenseni (Koehler 1900)
• Global Biotic Interactions: Pogonophryne barsukovi Andriashev 1967 (Stubbeard plunderfish)
• Global Biotic Interactions: Aporocidaris milleri (A. Agassiz 1898) (Miller's sea urchin)
• Global Biotic Interactions: Champsocephalus gunnari Lönnberg 1905 (Mackerel icefish)
• Global Biotic Interactions: Trematomus scotti (Boulenger 1907) (Blackfin notothen)
• Global Biotic Interactions: Ophionotus victoriae Bell 1902
• Global Biotic Interactions: Astrotoma agassizii Lyman 1875