Javelin Goby is a large goby of East Asian bays and estuaries, where it can grow to about 20 in (50 cm). Its dark tail lacks the rows of small spots seen on Yellowfin Goby (Acanthogobius flavimanus).
Appearance
Appearance
It has a long body, a flattened head, and a dark tail without rows of little black spots.
Where it lives
Typical habitats
East Asian estuaries
muddy bays
shallow coasts
Range
It is native to the coasts of Korea, China, and Japan. Its documented range is in the northwestern Pacific.
Preferred conditions
It stays close to sandy or muddy bottoms and uses fresh, , and salt water.
Behavior
Diet
In its East Asian range, it eats shrimp, small fish, and crabs.