Rhinogobius filamentosus – ~6 cm Stream Goby Chinese Bitterling so keep at least two

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

Renowned for its iridescent coloration and elegant fin extensions

Stacked slate/quartzite to create crevices

Ensure that food reaches the bottom of the tank

but territorial with conspecifics

Rhinogobius filamentosus – ~6 cm Stream Goby Chinese Bitterling so keep at least twoThe 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