Family: Gobiidae
Whitecheek Goby — a Gobiidae from mountain streams of E & S China, calm bottom resident with clear territory boundaries. Reaches 4.7–6.8 cm; singly or in pairs; every fish needs its own refuge. 15–25 °C.
Rhinogobius duospilus is a Gobiidae from mountain streams of E & S China. In the wild it prefers shallow streams and estuaries over sand; in the aquarium it stays calm bottom resident with clear territory boundaries. Plan on 4.7–6.8 cm of adult fish at 15–25 °C. Related profiles: Rhinogobius brunneus, Rhinogobius cliffordpopei, Rhinogobius flumineus.
Difficulty: moderate. Calm bottom resident with clear territory boundaries. Singly or in pairs; every fish needs its own refuge.
Aim for 15–25 °C. Stable temperate range; 15–25 °C recorded range.
Adults reach 4.7–6.8 cm; it is bottom-dwelling. Plan for at least 55 litres.
Meaty foods; train onto frozen then pellets. It forages naturally over fine sand, so let some food reach the bottom.
Calm bottom resident with clear territory boundaries; singly or in pairs; every fish needs its own refuge. Good company: Shrimps in a species setup — A classic pairing for the dedicated. Keep away from Other gobies of the same species without extra caves — Territorial wars over refuges.
Its home waters are mountain streams of E & S China — shallow streams and estuaries over sand, with still to gentle current.
Low escape risk, but a lid is cheap insurance.
Cave or crevice spawner; the male guards the eggs. Males larger and more colourful.