Rhinogobius filamentosus – ~6 cm Stream Goby Pengi Hillstream Loach and slow-flowing waters with gravel

and slow-flowing waters with gravel or sand substrates

dark substrate

while females are paler with blotches

and stable pH

Rhinogobius filamentosus – ~6 cm Stream Goby Pengi Hillstream Loach and slow-flowing waters with gravelThe Filamented Goby (Rhinogobius filamentosus) is a charming, stream dwelling goby hailing from Chinas Lijiang, Xijiang, and Beijiang River systems. Typically reaching up to 6 cm in standard length, this species features subtle transverse stripes and delicate fin extensions in males. Its elegant form and expressive behavior bring a dynamic, natural streamscape to any planted or biotope style aquarium. Care Instructions Tank Setup: Size: Minimum 60 L