Common name: Kwab

Scientific name: Sparisoma radians (Valenciennes, 1840)
Bucktooth ParrotfishBucktooth Parrotfish swimming over a coral reef - Cozumel

General information

The Bucktooth Parrotfish, scientifically known as Sparisoma radians, is a vibrant and intriguing species that adds both color and activity to a marine aquarium. This species is known for its ability to change colors and patterns throughout its life, which is a characteristic of the parrotfish family. Juveniles typically exhibit different coloration compared to adults, with males often displaying more vivid hues.

Parrotfish are named for their distinctive beak-like teeth, which they use to scrape algae off hard surfaces. This feeding behavior is not only fascinating to observe but also beneficial for the tank as it helps control algae growth.

Details

Recommended minimum tank volume
200 liter (53 gallons)
Salinity
S.G. 1.020 to 1.025
Temperature
24 to 28 °C (75 to 82 °F)
Acidity
pH 8.1 to 8.4
Average size
35 cm (1′2″)
Care level
Moderate to easy May nip at corals
Diet
Herbivore Prefers algae
Social
Solo Territorial, best kept alone
Reefsafe
No May nip at corals
Aggression
Semi aggresive Can be territorial
Captive bred
No

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Perch-like Fishes
    Perciformes
  5. Family
    Parrotfish
    Scaridae
  6. Genus
    Parrotfish
    Sparisoma
  7. Species
    Kwab
    Sparisoma radians (Valenciennes, 1840)
  8. Synonyms
    Callyodontichthys bleekeri Steindachner, 1863
    Scaridea octodon Fowler, 1928
    Scarus hoplomystax Cope, 1871
    Scarus lacrimosus Poey, 1861
    Scarus radians Valenciennes, 1840
    Sparisoma abbotti Fowler, 1915
    Sparisoma cyanolene Jordan & Swain, 1884
    Sparisoma hoplomystax (Cope, 1871)
    Sparisoma niphobles Jordan & Bollmann, 1998
    Sparisoma xystrodon Jordan & Swain, 1884

Care

Bucktooth Parrotfish require a spacious tank with plenty of live rock to graze on and hide among. They are generally peaceful but can be territorial, so it's important to monitor their interactions with other tank inhabitants. A varied diet that includes algae and marine-based foods will help maintain their health and coloration.

Reproduction

In the wild, Sparisoma radians exhibits complex social and reproductive behaviors, including haremic structures where a dominant male mates with multiple females. In the aquarium, breeding is less common, but environmental enrichment and stable conditions can encourage natural behaviors.

Habitat

Native to the Western Atlantic, including the Caribbean Sea, the Bucktooth Parrotfish is typically found in shallow reef environments. They are often seen grazing on algae-covered surfaces, contributing to the health of coral reefs by preventing algal overgrowth.