• Size

    4.8 feet (147 cm)
  • Diet

    Small fish, mollusks, and crustaceans
  • Range

    Indo-Pacific, from the Red Sea and East Africa to the Marshall Islands, and south to the Northern border of Australia
  • Habitat

    Sandy bottom areas and small caves, also frequents coral rubble around reefs

Physical Characteristics

Size

  • Porcupine ray reaches a maximum length of 4.8 feet (147 cm).

Body Composition

  • Has a very thick, tall body with thin wings that complete its oval appearance.
  • Skin is armored with strong dermal denticles, varying from flat to pointed and thorn-like.

Color

  • Displays countershading, being grey or spotted above and very pale or white ventrally. The tail is slender and lacks any venomous barb.

 

Diet / Feeding

  • Small fish, mollusks, and crustaceans.

Range / Habitat

Range

  • Found between the tropics in the Indo-Pacific, from the Red Sea and East Africa to the Marshall Islands, and south to the Northern border of Australia.

Habitat

  • Found in sandy bottom areas and small caves, also frequents coral rubble around reefs.

Additional Information

  • This is the only species in the genus Urogymnus.
  • Rough skin of this ray has been used as leather by many different cultures.
  • The ray gets its name from its rough and protruding dermal denticles.

Sources

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