Family: Gobiidae
Mucus mugilogoby — a Gobiidae from Chinese coasts, peaceful but territorial toward its own kind. Reaches 3.7–5.4 cm; a bonded pair claims one cave; keep others elsewhere. 18–26 °C.
Mugilogobius myxodermus is a Gobiidae from Chinese coasts. In the wild it prefers shallow streams and estuaries over sand; in the aquarium it stays peaceful but territorial toward its own kind. Plan on 3.7–5.4 cm of adult fish at 18–26 °C. Related profiles: Mugilogobius abei.
Difficulty: moderate. Peaceful but territorial toward its own kind. A bonded pair claims one cave; keep others elsewhere.
Hold 18–26 °C and keep it stable — 18–26 °C typical for the family. Stable temperate range.
Full size is 3.7–5.4 cm. Minimum tank: 35 L, with open swimming space along its bottom-dwelling habits.
Small carnivore — live, frozen and fine sinking foods. Vary the menu — quality flakes or pellets plus frozen or live foods.
Yes, with care. Peaceful but territorial toward its own kind — pair it with Shrimps in a species setup — A classic pairing for the dedicated and skip Other gobies of the same species without extra caves — Territorial wars over refuges.
Its home waters are Chinese coasts — shallow streams and estuaries over sand, with still to gentle current.
Jumping is not a known issue; cover the tank anyway during water changes.
Hidden-clutch spawner with paternal care. Males larger and more colourful.