Hydropsyche (Hydropsyche) siltalai Doehler 1963

are eaten by

• Global Biotic Interactions: Myotis daubentonii (Kuhl 1817) (Daubenton's Bat)
• Global Biotic Interactions: Nyctalus leisleri (Kuhl 1817) (leislers bat, lesser noctule)
• Global Biotic Interactions: Rutilus rutilus (Linnaeus 1758) (Roach)
• Global Biotic Interactions: Cottus gobio Linnaeus 1758 (Bullhead)
• Global Biotic Interactions: Esox lucius Linnaeus 1758 (Northern pike)

are preyed upon by

• Global Biotic Interactions: Gasterosteus aculeatus Linnaeus 1758 (Banstickle)
• Global Biotic Interactions: Rutilus rutilus (Linnaeus 1758) (Roach)
• Global Biotic Interactions: Cottus gobio Linnaeus 1758 (Bullhead)
• Global Biotic Interactions: Salmo salar Linnaeus 1758 (Atlantic Salmon)
• Global Biotic Interactions: Esox lucius Linnaeus 1758 (Northern pike)

eat

• Global Biotic Interactions: Sellaphora saugerresii
• Global Biotic Interactions: Achnanthes joursacense Hérib.
• Global Biotic Interactions: Biblarium leptostauron Ehrenberg 1854
• Global Biotic Interactions: Achnanthidium minutissimum
• Global Biotic Interactions: Tabularia fasciculata

have pathogen

• Global Biotic Interactions: Paraepiseptum hydropsycheae (X. D. Xie & E. U. Canning) M. Hyliš, Oborník, J. Nebesárová & Vávra 2007

prey on

• Global Biotic Interactions: Parametriocnemus stylatus (Kieffer 1924)
• Global Biotic Interactions: Brillia modesta (Meigen 1830)
• Global Biotic Interactions: Baetis scambus Eaton 1870
• Global Biotic Interactions: Epoicocladius flavens (Malloch 1915)
• Global Biotic Interactions: Polypedilum pedestre (Meigen 1830)