About Bathygobius fuscus (Rüppell, 1830)
Common and Scientific Names
The dusky frillgoby, whose scientific name is Bathygobius fuscus, is also commonly called the brown frillfin. It is a species of goby native to the Indo-Pacific region.
Geographic Distribution
Its distribution ranges from South Africa northward to the Red Sea, eastward as far as Tonga, southward to Australia, and northward to Japan.
Life Cycle Type
This is primarily a coastal species, but it has an amphidromous life cycle.
Habitat Range
It lives in estuaries, and will move into freshwater streams.
Estuarine Habitat Preferences
In estuarine areas, it is found mainly in creeks, and prefers environments with sand and rubble, soft coral, and open reefs.
Diet
It feeds on detritus, crustaceans, fish, and algae.
Spawning Type
It is a benthic spawner.
Maximum Size
The species reaches a maximum total length of 12 centimetres, or 4.7 inches.
