Similar in appearance to its relative, the blue-striped grunt, this fish is mostly silvery-blue with bright yellow horizontal and diagonal stripes along its sides. It can be found on reefs and rocky areas in the western Atlantic, where it feed on small crustaceans, mollusks and marine worms.
  • Size

    6.7 inches (17 cm)
  • Diet

    Small crustaceans, polychaetes and mollusks
  • Range

    Western Atlantic ocean
  • Habitat

    Shallow subtropical rocky substrate, coral reefs, under ledges or close to elkhorn coral

Physical Characteristics

Size

  • Average length is 6.7 inches (17 cm) with a maximum of 11.8 inches (30 cm).

Color

  • Predominantly silver-to-blue with plentiful bright yellow stripes. First three stripes extend straight across the body while the rest are diagonal.

 

Animal Fact

The french grunt is most active at night, when it will scour seagrass beds for food

Diet / Feeding

Diet

  • Diet consists on small crustaceans, polychaetes and mollusks.

Feeding

  • Nocturnal feeder that scavenges sand flats and seagrass beds close to coral reefs.

 

Range / Habitat

Range

  • Occurs in the Western Atlantic in Bermuda, South Carolina through the Gulf of Mexico to Brazil and the West Indies to Central America.

Habitat

  • Found in shallow subtropical rocky substrate, coral reefs, under ledges or close to elkhorn coral in waters as deep as 197 feet (3-60 m).

Conservation Status

  • “Not Evaluated” on the IUCN Red List.

Additional Information

  • Common name derived from fish’s ability to make sound by grinding its teeth.
  • Juveniles abundant in seagrass beds of bays, lagoons and other coastal areas.
  • Popular public aquarium fish.

 

Sources

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