Giuris margaritacea – Snakehead Gudgeon
Giuris margaritacea or Snakehead Gudgeon is a sleeper goby that occurs along coastlines from Madagascar to Indonesia, Australia and Papua Guinea. Larvae live in seawater, while adult animals always live in either brackish or freshwater. The species grows up to 30 centimeters in size. The food consists of aquatic insects, crustaceans, algae and plant matter. The eggs are laid in plants along the bottom. The male guards the nest until the eggs hatch.
Nonn Panitvong – Siamensis.org