Common name: Tritoniopsis elegans

Scientific name: Tritoniopsis elegans (Audouin, 1826)

General information

Tritoniopsis elegans, commonly known as the Elegant Tritonia or Triton Nudibranch, is a striking sea slug found in the Indo-Pacific region. This species is part of the Tritoniidae family and is known for its frilly appendages and beautiful coloration, which can range from white to pink with hints of yellow. It's a fascinating addition to any reef aquarium due to its unique appearance and behavior.

Details

Recommended minimum tank volume
100 liter (26 gallons)
Salinity
S.G. 1.023 to 1.025
Temperature
22 to 26 °C (72 to 79 °F)
Acidity
pH 8.1 to 8.4
Average size
12 cm (5″)
Care level
Moderate to easy Sensitive to water quality.
Diet
Carnivore Feeds on soft corals, esp. Dendronephthya.
Reefsafe
No May consume soft corals.
Aggression
Peaceful
Captive bred
No

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Mollusks
    Mollusca
  3. Class
    Gastropods
    Gastropoda
  4. Order
    Nudibranchs
    Nudibranchia
  5. Family
    Triton's Trumpet Snails
    Tritoniidae
  6. Genus
    Tritoniopsis
    Tritoniopsis
  7. Species
    Tritoniopsis elegans
    Tritoniopsis elegans (Audouin, 1826)
  8. Synonyms
    Tritoniopsis gravieri Vayssière, 1912

Care

The Elegant Tritonia is a specialized feeder, primarily consuming soft corals, particularly those of the genus @species:dendronephthya, which can make it a challenging species to keep in a home aquarium. Hobbyists must ensure a consistent supply of appropriate food sources, which may require cultivating specific soft corals or sourcing them sustainably. They are sensitive to water quality and require a well-established system with stable parameters.

Reproduction

Like many nudibranchs, Tritoniopsis elegans is a hermaphrodite, possessing both male and female reproductive organs. They can self-fertilize or mate with another individual. The eggs are laid in ribbon-like masses and develop into free-swimming larvae before settling down and metamorphosing into their adult form.

Symbiosis

While not involved in symbiosis like clownfish and anemones, the Elegant Tritonia's relationship with its prey, the soft corals, is a form of predation that can be detrimental to coral populations if not managed properly in captivity.

Habitat

Tritoniopsis elegans is typically found in tropical reef environments, often seen on or near its preferred food sources. They are benthic creatures, meaning they live on the bottom of the ocean, and can be found at various depths, often where soft corals thrive.