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The Orangeback Fairy Wrasse (Cirrhilabrus aurantidorsalis) is a spectacular, jewel-like marine fish endemic to the tropical reef drop-offs of Sulawesi, Indonesia. Celebrated as one of the most vividly colored and peaceful open-water cruisers in the hobby, this species brings a continuous flash of fiery elegance to home aquariums. It functions as a perfect model citizen for reef systems, spending its day swimming actively in the upper water layers without disturbing corals or delicate invertebrates.
Core Biological Profile
Maximum Adult Length: Reaches a compact terminal size of 3.5 to 4.0 inches (9 to 10 cm).
Minimum Tank Volume: Requires an aquarium of at least 55 to 75 Gallons featuring a long horizontal swimming path to support its high-energy lifestyle.
Temperament & Compatibility: Exceptionally peaceful community fish. It coexists beautifully with clownfish, gobies, blennies, and flasher wrasses, but should be kept away from highly aggressive dottybacks or territorial triggers.
Reef Safe Status: 100% Reef Safe. They are strict planktivores that completely ignore small polyp stony (SPS) corals, large polyp stony (LPS) corals, clams, ornamental shrimp, and crabs.
Shimmering Aesthetics and Nuanced Flashing Displays
The visual presentation of the Orangeback Fairy Wrasse is high-contrast and striking. Fully mature males showcase a glowing neon-yellow to fiery-orange cape that drapes over their entire back from the snout down to the tail. This bright upper field is bordered by a rich magenta stripe that transitions into shimmering lavender, blue, or purple flanks and a pale belly. Terminal males also develop a distinct, dark red or burgundy crown-like mark right on top of their heads.
Fairy wrasses are famous for their dynamic courtship and social behaviors. When a male is feeling dominant, interacting with tankmates, or courting females, it will execute a dazzling behavioral display known as "flashing". It will instantly alter its nervous system to hyper-intensify its color shield, making its iridescent blue lines and fiery back glow with electric brightness as it darts rapidly through the current.
The Orangeback Fairy Wrasse (Cirrhilabrus aurantidorsalis) is a spectacular, jewel-like marine fish endemic to the tropical reef drop-offs of Sulawesi, Indonesia. Celebrated as one of the most vividly colored and peaceful open-water cruisers in the hobby, this species brings a continuous flash of fiery elegance to home aquariums. It functions as a perfect model citizen for reef systems, spending its day swimming actively in the upper water layers without disturbing corals or delicate invertebrates.
Core Biological Profile
Maximum Adult Length: Reaches a compact terminal size of 3.5 to 4.0 inches (9 to 10 cm).
Minimum Tank Volume: Requires an aquarium of at least 55 to 75 Gallons featuring a long horizontal swimming path to support its high-energy lifestyle.
Temperament & Compatibility: Exceptionally peaceful community fish. It coexists beautifully with clownfish, gobies, blennies, and flasher wrasses, but should be kept away from highly aggressive dottybacks or territorial triggers.
Reef Safe Status: 100% Reef Safe. They are strict planktivores that completely ignore small polyp stony (SPS) corals, large polyp stony (LPS) corals, clams, ornamental shrimp, and crabs.
Shimmering Aesthetics and Nuanced Flashing Displays
The visual presentation of the Orangeback Fairy Wrasse is high-contrast and striking. Fully mature males showcase a glowing neon-yellow to fiery-orange cape that drapes over their entire back from the snout down to the tail. This bright upper field is bordered by a rich magenta stripe that transitions into shimmering lavender, blue, or purple flanks and a pale belly. Terminal males also develop a distinct, dark red or burgundy crown-like mark right on top of their heads.
Fairy wrasses are famous for their dynamic courtship and social behaviors. When a male is feeling dominant, interacting with tankmates, or courting females, it will execute a dazzling behavioral display known as "flashing". It will instantly alter its nervous system to hyper-intensify its color shield, making its iridescent blue lines and fiery back glow with electric brightness as it darts rapidly through the current.