Polymorphus minutus (Goeze 1782)

are endoparasites of

• Global Biotic Interactions: Echinogammarus tibaldii Pinkster & Stock 1970
• Global Biotic Interactions: Echinogammarus stammeri (S. Karaman 1931)
• Global Biotic Interactions: Gammarus pulex (Linnaeus 1758)
• Global Biotic Interactions: Aythya fuligula (Linnaeus 1758) (Цуцулеста патка)
• Global Biotic Interactions: Gammarus lacustris

have host

• Global Biotic Interactions: Anas rubripes Brewster 1902
• Global Biotic Interactions: Gammarus lacustris
• Global Biotic Interactions: Cygnus buccinator Richardson 1831
• Global Biotic Interactions: Anas rubripes Brewster 1902
• Global Biotic Interactions: Vulpes lagopus (Linnaeus 1758) (поларна лисица)

parasitize

• Global Biotic Interactions: Melanitta fusca (Linnaeus 1758) (Белокрила црнка)
• Global Biotic Interactions: Gammarus lacustris
• Global Biotic Interactions: Echinogammarus stammeri (S. Karaman 1931)
• Global Biotic Interactions: Vulpes lagopus (Linnaeus 1758) (поларна лисица)
• Global Biotic Interactions: Melanitta fusca (Linnaeus 1758) (Белокрила црнка)