Cheilio inermis, commonly called the cigar wrasse is a species of fish belonging to the family Labridae.

It grows to an average length of 35 centimetres (13.8 in) but can reach up to 50 cm (19.7 in). It is mainly found in tropical reefs at depths of up to 30 metres (98.4 ft). Young individuals are usually a mottled brown or green, sometimes with a broad lateral stripe. Rare individuals may be uniformly yellow. Large males may develop a bright yellow, orange, black, white, or multicolored patch on their sides behind their pectoral fins.

They inhabit seagrass

Seagrass

Seagrasses are flowering plants from one of four plant families , all in the order Alismatales , which grow in marine, fully saline environments.-Ecology:...

 beds and algal-covered flats, occasionally in lagoon and seaward reefs to a depth of at least 30 m. They are a mostly solitary species. Their diet includes crustacean

Crustacean

Crustaceans form a very large group of arthropods, usually treated as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill and barnacles. The 50,000 described species range in size from Stygotantulus stocki at , to the Japanese spider crab with a leg span...

s, mollusks

Mollusca

The Mollusca , common name molluscs or mollusksSpelled mollusks in the USA, see reasons given in Rosenberg's ; for the spelling mollusc see the reasons given by , is a large phylum of invertebrate animals. There are around 85,000 recognized extant species of molluscs. Mollusca is the largest...

, sea urchin

Sea urchin

Sea urchins or urchins are small, spiny, globular animals which, with their close kin, such as sand dollars, constitute the class Echinoidea of the echinoderm phylum. They inhabit all oceans. Their shell, or "test", is round and spiny, typically from across. Common colors include black and dull...

s and other hard-shelled prey.

Due to their adult size and diet, they are rarely kept in the aquarium.