The French grunt is a species of fish found in the Caribbean Ocean. The French grunt travels in schools among coral

Coral reef

Coral reefs are underwater structures made from calcium carbonate secreted by corals. Coral reefs are colonies of tiny living animals found in marine waters that contain few nutrients. Most coral reefs are built from stony corals, which in turn consist of polyps that cluster in groups. The polyps...

 and rocky reefs. Their bodies are yellow with horizontal silver stripes running the length of the body and diagonally-oriented stripes below the lateral line of the body. All of the fins are yellow. The average size of an adult specimen is 6 to 10 inches.

French grunts feed on invertebrates, such as krill

Krill

Krill is the common name given to the order Euphausiacea of shrimp-like marine crustaceans. Also known as euphausiids, these small invertebrates are found in all oceans of the world...

. They tend to hunt in school

School of Fish

School of Fish was an alternative rock band which formed in 1989 and disbanded in 1994. The core members were Josh Clayton-Felt and Michael Ward who would play club dates in Los Angeles, California as a duo accompanied by programmed drums and bass. The band signed with Capitol Records in 1990, and...

s around sunset.

The sounds that the French Grunts make when grinding their teeth earned them their common name. They use their swim bladders to amplify this sound.