Rhinogobius filamentosus – ~6 cm Stream Goby Chinese Bitterling Provide smooth stones

Provide smooth stones

so keep at least two males with more females or structured environments to reduce aggression

Stacked slate/quartzite to create crevices

Males reveal a flash of orange-red on their belly and tail base

Rhinogobius filamentosus – ~6 cm Stream Goby Chinese Bitterling Provide smooth stonesThe 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