
Illustrative images
Cirrhilabrus rubriventralis
The Ruby Longfin Fairy Wrasse, scientifically known as Cirrhilabrus rubrimarginatus, is a popular choice among saltwater aquarium enthusiasts. Known for its vibrant colors and graceful movements, this small reef fish adds dynamic beauty to any marine setup. Its striking ruby and pink hues, along with elongated fins, make it a visually appealing choice for both novice and experienced aquarists.
This species is typically found in the coral reefs of the Indo-Pacific region. They thrive in rich, biodiverse environments where they can find ample hiding spots and forage for food. The Ruby Longfin Fairy Wrasse often inhabits areas with sandy bottoms and abundant coral structures, allowing them to exhibit their natural behaviors, such as hunting and socializing.
Providing a suitable environment for the Ruby Longfin Fairy Wrasse is essential for its health and longevity. They require a minimum tank size of 75 gallons due to their active swimming behavior. The tank should be well-structured with plenty of live rock, caves, and hiding spots to mimic their natural habitat.
The Ruby Longfin Fairy Wrasse is generally considered peaceful but can be territorial, especially among other wrasses. It is best to house them with other peaceful reef fish that don't pose a threat to their well-being. Suitable tank mates include clownfish, gobies, and tangs. Avoid keeping them with aggressive species or overly large fish that may see them as food.
In the wild, these wrasses feed on small invertebrates and zooplankton. In captivity, a varied diet is crucial to maintain their health and color vibrancy. Offer high-quality pellets, frozen foods, and live foods. Incorporating a variety of food types, including brine shrimp and mysis shrimp, will ensure they receive proper nutrition.
With proper care, the Ruby Longfin Fairy Wrasse can live for 5 to 7 years in an aquarium setting. Regular water changes, a balanced diet, and a stress-free environment contribute to their longevity.
Prepare a 50-gallon (189-liter) aquarium with ample live rock to provide hiding spots and grazing areas.
Introduce the fish to the tank gradually to minimize stress and allow them to adjust to the new environment.
Keep the water temperature between 72-78°F (22-26°C), pH between 8.1-8.4, and salinity at 1.020-1.025 specific gravity.
Feed a mix of meaty foods like mysis shrimp, brine shrimp, and high-quality marine flakes or pellets to support health and coloration.
Ensure compatibility with peaceful reef fish and avoid aggressive species to maintain a harmonious environment.
Maintain water temperature between 72-78°F (22-26°C), pH between 8.1-8.4, and salinity at 1.020-1.025 specific gravity.
A minimum tank size of 50 gallons (189 liters) is recommended to accommodate this species comfortably.
Ruby Longfin Fairy Wrasse typically live for 5-8 years in a well-maintained aquarium.
This species can grow up to 3 inches (7.6 cm) in length.
In the wild, they feed on zooplankton, including small crustaceans and other planktonic organisms.