Nyctiphanes couchii (Bell 1853)

are eaten by

• Global Biotic Interactions: Merlangius merlangus (Linnaeus 1758) (European whiting)
• Global Biotic Interactions: Alloteuthis media (Linnaeus 1758) (little squid)
• Global Biotic Interactions: Aristaeomorpha foliacea (Risso 1827) (giant gamba prawn)
• Global Biotic Interactions: Octopus vulgaris Cuvier 1797 (Common octopus)
• Global Biotic Interactions: Illex coindetii (Vérany 1839) (broad-tail shortfin squid)

are parasitized by

• Global Biotic Interactions: Anisakis pegreffii
• Global Biotic Interactions: Anisakis simplex (Rudolphi 1809) (herring worm)

are preyed upon by

• Global Biotic Interactions: Illex coindetii (Vérany 1839) (broad-tail shortfin squid)
• Global Biotic Interactions: Capros aper (Linnaeus 1758) (Boarfish)
• Global Biotic Interactions: Lepidopus caudatus (Euphrasen 1788) (Scabbardfish)
• Global Biotic Interactions: Merluccius merluccius (Linnaeus 1758) (Cornish Salmon)
• Global Biotic Interactions: Gadiculus argenteus Guichenot 1850 (silvery pout)

eat

• Global Biotic Interactions: diatom ORGANIC-3

have endoparasite

• Global Biotic Interactions: Anisakis pegreffii
• Global Biotic Interactions: Anisakis simplex (Rudolphi 1809) (herring worm)