Common name: Magnificent rabbitfish

Scientific name: Siganus magnificus (Burgess, 1977)
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General information

The Magnificent Rabbitfish, scientifically known as Siganus magnificus, is a striking species admired for its vibrant coloration and patterns. This species is part of the Siganidae family, which is known for the distinctive shape and behavior of its members. The Magnificent Rabbitfish has a peaceful demeanor and can grow up to 28 centimeters in length, making it a sizable addition to larger marine aquariums.

Details

Recommended minimum tank volume
300 liter (79 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
30 cm (1′)
Care level
Moderate to easy Sensitive to water quality.
Diet
Herbivore Prefers marine algae, veggies.
Social
Solo Can be territorial.
Reefsafe
Yes
Aggression
Semi aggresive May nip at other fish.
Captive bred
No
Conservation statusSource: IUCN Red List
ExtinctThreatenedLeastConcern

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Perch-like Fishes
    Perciformes
  5. Family
    Rabbitfish
    Siganidae
  6. Genus
    Rabbitfish
    Siganus
  7. Species
    Magnificent rabbitfish
    Siganus magnificus (Burgess, 1977)
  8. Synonyms
    Lo magnificus Burgess, 1977

Care

Siganus magnificus requires a spacious tank with plenty of swimming room and hiding places. They are herbivorous, predominantly grazing on macroalgae, so a diet rich in vegetable matter, such as seaweed or algae-based foods, is essential for their well-being. They are generally hardy but should be kept in a stable environment with high water quality to prevent stress and disease.

Reproduction

In the wild, rabbitfish are known to form pairs during the breeding season. They are pelagic spawners, releasing eggs and sperm into the water column where fertilization occurs. In the aquarium, breeding is less common, but with the right conditions and a mature pair, it is possible to observe spawning behavior.

Symbiosis

While not known for any specific symbiotic relationships, the Magnificent Rabbitfish does play a role in the reef ecosystem by controlling algae growth. This can be beneficial in a reef tank, as they help maintain the balance and prevent algae overgrowth.

Habitat

The natural habitat of the Magnificent Rabbitfish includes coral reefs and lagoons in the Indo-Pacific region. They are often found in clear, shallow waters where they have access to their primary food source, algae. In the aquarium, replicating their natural environment with live rock and ample space for grazing will support their health and natural behavior.