Smalltooth Emperor

Lethrinus microdon is bluish-grey or brown in colour with pale or somewhat orange fins, and has a moderately long snout. It commonly has dark, scattered, irregular blotches on its sides. Some specimens have three streaks of dark colouration radiating away from the eye toward the snout. It is a relatively elongate fish and grows to a maximum length of approximately 70 cm, but is commonly recorded at between 30 and 50 cm in length.

Lethrinus microdon is a widespread species. It has been recorded in the Red Sea, Persian Gulf, Arabian Sea, from East Africa to Sri Lanka, in the Ryukyu Islands as well as Papua New Guinea.

Lethrinus microdon feeds in the day and at night, and is known to feed mainly on other fishes, cephalopods, crustaceans, and polychaetes.

Lethrinus microdon is fished commercially and is considered to be an excellent food fish. It is usually marketed fresh and not frozen. It is known to be caught using gill nets, trawls, handlines, and fish traps.

Lethrinus microdon has the specific name microdon which means "small toothed", Valenciennes described this species as having "remarkably small and pointed" teeth.