Delta Smelt

Hypomesus transpacificus McAllister 1963

are eaten by

• Global Biotic Interactions: Morone saxatilis (Walbaum 1792) (Striped Bass)

are parasitized by

• Global Biotic Interactions: Diphyllobothrium hottai Yazaki, Fukumoto & Abe 1988
• Global Biotic Interactions: Proteocephalus tetrastomus (Rudolphi 1810)

are preyed upon by

• Global Biotic Interactions: Sternula antillarum Lesson & R 1847 (Least Tern)
• Global Biotic Interactions: Morone saxatilis (Walbaum 1792) (Striped Bass)

eat

• Global Biotic Interactions: Neomysis mercedis Holmes 1896
• Global Biotic Interactions: Bosmina (Bosmina) longirostris (O. F. Müller 1776) (common long-nosed waterflea)
• Global Biotic Interactions: Pseudodiaptomus forbesi (Poppe & Richard 1890) (Calanoid copepod)
• Global Biotic Interactions: Eurytemora affinis
• Global Biotic Interactions: Sinocalanus doerrii (Brehm 1909) (Copepod)

prey on

• Global Biotic Interactions: Ammodytes hexapterus Pallas 1814 (Pacific sand lance)