Nauticaris marionis

are eaten by

• Global Biotic Interactions: Anasterias rupicola (Verrill 1876)
• Global Biotic Interactions: Harpagifer georgianus Nybelin 1947 (South Georgia spiny plunderfish)
• Global Biotic Interactions: Eudyptes chrysolophus (Brandt & JF 1837) (Macaroni Penguin)
• Global Biotic Interactions: Paranotothenia magellanica (Forster 1801) (Maori cod)
• Global Biotic Interactions: Paranotothenia magellanica (Forster 1801) (Maori cod)

are preyed upon by

• Global Biotic Interactions: Nauticaris marionis
• Global Biotic Interactions: Notothenia coriiceps Richardson 1844 (Black rockcod)
• Global Biotic Interactions: Aptenodytes patagonicus Miller & JF 1778 (King Penguin)
• Global Biotic Interactions: Eudyptes chrysocome (Forster & JR 1781) (Rockhopper Penguin)
• Global Biotic Interactions: Arctocephalus gazella (Peters 1875) (Antarctic Fur Seal)

prey on

• Global Biotic Interactions: Nauticaris marionis