Suggested Tank
20+ gallons
Max Size
3 inches
Difficulty
Temperament
Description
The McCosker's Flasher Wrasse is a vibrant saltwater fish, known for its striking colors and dynamic behavior. It has a slender, elongated body with a pointed snout, and its coloration varies from a deep red to a bright yellow, with blue lines along its body. The males are more colorful and larger than females and are known for their 'flashing' displays during mating.
Reef Safe
Yes, they are considered reef safe and can coexist with corals and invertebrates without causing harm.
Environment
They prefer a well-lit tank with plenty of hiding places. The tank should have a tight-fitting lid to prevent them from jumping out. They thrive in a reef environment with live rock for grazing.
Behavior
McCoker's Flasher Wrasses are active swimmers and are known for their unique 'flashing' behavior. Males will display their elongated dorsal fins and 'flash' their vibrant colors to attract females or to show dominance. They are generally peaceful but can be territorial with other wrasses.
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Owner Reviews
Qwarex
@Qwarex
One of my favorites. Jumps a lot so need a lid. Also needs a lot of space to swim. Amazing pattern and colors
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McCosker's Flasher Wrasse
Paracheilinus mccoskeri
