Ribeiroia ondatrae (Price 1931) Price 1942

are eaten by

• Global Biotic Interactions: Canis latrans Say 1823 (American jackal)
• Global Biotic Interactions: Anaxyrus boreas (Baird & Girard 1852) (western toad)
• Global Biotic Interactions: Thamnophis atratus (Kennicott ex Cooper 1860) (Aquatic Gartersnake)
• Global Biotic Interactions: Fulica americana Gmelin & JF 1789 (American Coot)
• Global Biotic Interactions: Buteo jamaicensis (Gmelin & JF 1788) (Red-tailed Hawk)
• Global Biotic Interactions: Cyzicus californicus (Packard 1883)
• Global Biotic Interactions: Taricha torosa (Rathke 1833) (California Newt)
• Global Biotic Interactions: Pseudacris regilla (Baird & Girard 1852) (Northern Pacific Treefrog)
• Global Biotic Interactions: Echinostoma trivolvis
• Global Biotic Interactions: Ardea herodias Linnaeus 1758 (Great Blue Heron)
• Global Biotic Interactions: Lethocerus americanus (Leidy 1847) (Giant Water Bug)
• Global Biotic Interactions: Otospermophilus beecheyi (Richardson 1829) (California ground squirrel)
• Global Biotic Interactions: Anax junius (Drury 1773) (Common Green Darner)
• Global Biotic Interactions: Rana draytonii Baird & Girard 1852 (California Red-legged Frog)