Goldstripe wrasse – Halichoeres zeylonicus

The Ceylon Wrasse, Goldstripe Wrasse, Sri Lankan Wrasse, scientifically known as Halichoeres zeylonicus, is a captivating fish species renowned for its vibrant coloration and intriguing behavior. This wrasse, a member of the Labridae family, exhibits a distinctive appearance and plays a significant role in the delicate balance of its marine environment.

Description & Characteristics

Halichoeres zeylonicus is a relatively small fish, reaching a maximum size of approximately 20.0 cm. Its body is elongated and compressed laterally, showcasing a striking color pattern that distinguishes it from other wrasse species. The dominant color is a brilliant gold, adorned with a prominent black stripe that runs vertically along its side. This stripe serves as a key identification feature, making it easy to differentiate the Ceylon Wrasse from its close relatives.

Habitat and Occurrence

Halichoeres zeylonicus prefers to inhabit the tropical waters of the Indo-Pacific region, with a depth range of 10.0 – 40.0 meters. It is frequently found in coral reefs and rocky areas, where its vibrant coloration effectively camouflages it among the diverse marine flora and fauna. The species is particularly abundant in areas with a healthy coral ecosystem, as these environments provide the ideal habitat for its survival and reproduction.

Taxonomy

The species Halichoeres zeylonicus belongs to the Class: Teleostei, Order: Eupercaria incertae sedis, and Family: Labridae. This classification places it within a diverse group of fishes known for their distinct body shapes, vibrant colors, and often complex social behaviors.

Feeding

Halichoeres zeylonicus is an opportunistic feeder, consuming a variety of marine invertebrates. Its diet consists primarily of amphipods, brine shrimps, copepods, daphnia salina, krill, mysis, and zooplankton. It may also scavenge for larger frozen food sources when available. This diverse diet reflects its adaptability to different food sources within its habitat, contributing to its overall success in the marine environment.