The vibrant colors of this species indicate to other animals that it is dangerous to consume. To make up for the lack of protective scales, the mandarinfish’s body produces an odorous, foul-tasting, toxic mucus.
  • Size

    3 inches (8 cm)
  • Diet

    Small benthic (bottom dwelling) invertebrates
  • Range

    Western Pacific
  • Habitat

    Among coral or in shallow, protected lagoons and inshore reefs

Physical Characteristics

  • Small, broad-headed and elongated, scaleless fish that typically reaches about 3 inches (8 cm) in length.
  • A brilliantly-colored fish, especially the male, with striking patterns of primarily green and orange.
  • Classified as a “dragonet.”

Animal Fact

Mandarinfish are classified as a “dragonet” and is usually found in small groups spread over a small area.

Diet / Feeding

  • Diet consists of small benthic (bottom dwelling) invertebrates.

Range / Habitat

  • Occurs in the Western Pacific from the Philippine Islands to the Great Barrier Reef.
  • Bottom dweller found among coral or in shallow protected lagoons and inshore reefs at depths of 3-60 feet (1-18 m).
  • They are usually found in small groups spread over a small area.

Reproduction & Growth

  • Oviparous (egg-laying species).
  • Males may display courtship “dances”, if a female is interested, she joins in the dancing.
  • Sexually dimorphic, like other dragonets: males and females are physically different. Males are larger and exhibit a longer, spined dorsal fin that it uses for display.

Conservation Status

  • “Least Concern” on the IUCN Red List.

Additional Information

  • Sexually dimorphic, like other dragonets: male and female are physically dissimilar. Male is larger and exhibits a longer, spined dorsal fin that it uses for display.
  • Body produces odorous, foul-tasting, toxic mucus to compensate for lack of protective scales. This protects the animal from parasites and deters potential predators.

Sources

  • Micronesian Reef Fishes.  Meyers, R. F., pg. 232
  • Reef Fishes, Volume 1.  Michael, S. W., pgs. 56, 138
  • Fishes of the World – An Illustrated Dictionary.  Wheeler, A., pg. 343
  • An Encyclopedia of Fishes. 2nd Edition, pg. 143
  • www.fishbase.org
Buy Tickets