Gammarus

are eaten by

• Global Biotic Interactions: Barbus lacerta Heckel 1843 (Bıyıklı balık)
• Global Biotic Interactions: Calidris maritima (Brünnich 1764) (mor kum kuşu)
• Global Biotic Interactions: Cystophora cristata (Erxleben 1777) (Balonlu fok)
• Global Biotic Interactions: Pagophilus groenlandicus (Erxleben 1777) (Grönland foku)
• Global Biotic Interactions: Balaena mysticetus Linnaeus 1758 (Grönland balinası)

are preyed upon by

• Global Biotic Interactions: Sepia officinalis Linnaeus 1758 (Sübye)

eat

• Global Biotic Interactions: Ascophyllum nodosum
• Global Biotic Interactions: Ulva intestinalis
• Global Biotic Interactions: Ulva intestinalis
• Global Biotic Interactions: Ascophyllum nodosum

have pathogen

• Global Biotic Interactions: Gammarus sp. amphipod associated circular virus