The Marbled Stingray – Dasyatis marmorata is a species of stingray found in the Indo-Pacific region. This relatively small ray is characterized by its distinctive marbled pattern and can be found in a variety of marine habitats.
Description & Characteristics
The Marbled Stingray, Dasyatis marmorata, is a relatively small species of stingray, reaching a maximum size of 74.5 cm. Its most striking feature is its mottled, marbled coloration, which helps it blend seamlessly into its surroundings. The dorsal surface of the ray is covered in a pattern of dark brown or grey spots and blotches on a lighter background, while the ventral surface is typically white.
Habitat and Occurrence
The Marbled Stingray, Dasyatis marmorata, is found in the Indo-Pacific region, inhabiting a range of depths from 12 to 65 meters. It prefers sandy or muddy bottoms and can be found in both coastal and offshore waters. The species is often found in association with coral reefs, seagrass beds, and rocky outcrops. This wide distribution suggests the species is adaptable and can thrive in various marine environments.
Taxonomy
The species Dasyatis marmorata belongs to the Class: Elasmobranchii, Order: Myliobatiformes, and Family: Dasyatidae. This classification places the Marbled Stingray within the group of cartilaginous fishes, which also includes sharks, rays, and skates. The Myliobatiformes order encompasses a diverse group of rays known for their flattened bodies and wing-like pectoral fins, while the Dasyatidae family includes the true stingrays, characterized by their venomous spines located on their tails.
Feeding
The Marbled Stingray, Dasyatis marmorata, is an omnivorous predator. Its diet consists primarily of a variety of invertebrates, including crustaceans, mollusks, and worms. It also feeds on small fishes, including flatfish, and even occasionally on larger prey like tuna. The Marbled Stingray is an opportunistic feeder, scavenging on the ocean floor for food. Its feeding behavior contributes to the health of the marine ecosystem by controlling populations of invertebrates and small fish.
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