The Orangetail Filefish, Orangetail Leatherjacket , Yellowtail Filefish – Pervagor aspricaudus is a small, distinctive fish known for its bright orange tail. This species, with its unique coloration and intriguing body shape, is a fascinating member of the marine ecosystem.
Description & Characteristics
Pervagor aspricaudus can reach a maximum size of 13.0 cm. Its body is compressed laterally, giving it a flattened appearance. The fish is adorned with a striking orange tail, which contrasts sharply with its light brown to grey body. This coloration serves as a camouflage mechanism, blending the fish into its surroundings while also providing a visual signal during mating or social interactions.
Habitat and Occurrence
The Pervagor aspricaudus is a common inhabitant of coral reefs and rocky areas, typically found at depths ranging from 1.0 to 25.0 meters. It is often observed in the tropical and subtropical regions of the Indo-Pacific Ocean, where it is well-adapted to these marine environments.
Taxonomy
Pervagor aspricaudus is classified within the Class: Teleostei, Order: Tetraodontiformes, and Family: Monacanthidae. This family is comprised of filefishes, which are characterized by their unique, often spiny, dorsal fins. Pervagor aspricaudus exhibits many of the characteristics of this family, including its flattened body shape and sharp spines.
Feeding
The Pervagor aspricaudus is an opportunistic feeder, relying on a diet of various crustaceans, invertebrates, and zooplankton. It also feeds on zoobenthos, which are animals that live on the seabed. This diverse diet allows the fish to thrive in the varied environments it inhabits, effectively contributing to the ecological balance of coral reefs and rocky ecosystems.
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