Euhaplorchis californiensis

are eaten by

• Global Biotic Interactions: Leukoma staminea (Conrad 1837)
• Global Biotic Interactions: Quietula y-cauda (Jenkins & Evermann 1889) (American shadow goby)
• Global Biotic Interactions: Rexithaerus secta (Conrad 1837)
• Global Biotic Interactions: Ilypnus gilberti (Eigenmann & Eigenmann 1889) (Cheekspot goby)
• Global Biotic Interactions: Laevicardium substriatum (Conrad 1837)
• Global Biotic Interactions: Polydora nuchalis Woodwick 1953 (Polychaete)
• Global Biotic Interactions: Engraulis mordax Girard 1854 (Anchovy)
• Global Biotic Interactions: Clevelandia ios (Jordan & Gilbert 1882) (Arrow goby)
• Global Biotic Interactions: Syngnathus leptorhynchus Girard 1854 (Bay Pipefish)
• Global Biotic Interactions: Macoma nasuta (Conrad 1837)
• Global Biotic Interactions: Nuttallia nuttallii (Conrad 1837) (California mahogany-clam)
• Global Biotic Interactions: Chionista fluctifraga (G. B. Sowerby II 1853)
• Global Biotic Interactions: Girella nigricans (Ayres 1860) (Opaleye)
• Global Biotic Interactions: Tagelus affinis (C. B. Adams 1852)
• Global Biotic Interactions: Chione californiensis (Broderip 1835)
• Global Biotic Interactions: Tagelus subteres (Conrad 1837)
• Global Biotic Interactions: Tagelus californianus (Conrad 1837)
• Global Biotic Interactions: Saxidomus nuttalli Conrad 1837