Paracheilinus
Paracheilinus is a genus of wrasses belonging to the family Labridae. This group of fishes is found in the tropical Indo-Pacific region, inhabiting coral reefs and rocky shores. They are known for their vibrant colors and intricate patterns, making them popular among aquarium enthusiasts.
Common Names
Members of the genus Paracheilinus are commonly referred to as "fairy wrasses" or "flasher wrasses." This nomenclature reflects their striking appearance and characteristic courtship displays, where males flash their brightly colored fins to attract females.
Characteristics
Paracheilinus species share several key characteristics, including:
- Elongated body shape: Fairy wrasses have a slender, elongated body, typically with a slightly compressed profile.
- Small size: These fishes are generally small, with most species reaching a maximum length of 10-15 centimeters.
- Vibrant coloration: Fairy wrasses are known for their striking colors and patterns, often featuring contrasting hues of red, orange, yellow, blue, and green.
- Protruding lower jaw: Paracheilinus species possess a distinctive lower jaw that protrudes slightly beyond the upper jaw.
- Sexual dimorphism: Males and females of the same species often exhibit significant differences in coloration and fin size.
Environment
Paracheilinus wrasses are primarily found in coral reef environments, particularly on the outer slopes and reef crests. They prefer areas with ample shelter provided by coral formations and rocky crevices. Fairy wrasses are also often observed in shallow water, where they can forage for food and engage in courtship displays.
References
For further information on Paracheilinus, refer to the following resources: