Ascarophis arctica Polyansky 1952

are endoparasites of

• Global Biotic Interactions: Myoxocephalus quadricornis (Linnaeus 1758) (Fourhorn sculpin)
• Global Biotic Interactions: Gadus morhua Linnaeus 1758 (Atlantic cod)
• Global Biotic Interactions: Merluccius bilinearis (Mitchill 1814) (Atlantic hake)
• Global Biotic Interactions: Osmerus mordax (Mitchill 1814) (Rainbow Smelt)
• Global Biotic Interactions: Urophycis tenuis (Mitchill 1814) (White hake)

parasitize

• Global Biotic Interactions: Pomatoschistus microps (Krøyer 1838) (Common Goby)
• Global Biotic Interactions: Platichthys flesus (Linnaeus 1758) (Baltic Flounder)
• Global Biotic Interactions: Pseudopleuronectes americanus (Walbaum 1792) (Winter flounder)
• Global Biotic Interactions: Myoxocephalus quadricornis (Linnaeus 1758) (Fourhorn sculpin)
• Global Biotic Interactions: Agonus cataphractus (Linnaeus 1758) (Armed Bullhead)