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Commonly Asked Questions

Appears in Georgia Aquarium's:
  • Seaside Touchpool (Aquanaut Adventure: A Discovery Zone)

Range / Habitat

  • Occurs in the Eastern Indian Ocean primarily in Southern to Western Australia from Victoria to Tasmania.
  • Found in coastal waters with sandy bottoms and seagrass areas and often is encountered near rocky reefs. Depth range extends from the intertidal zone to about 590 feet (180 meters).

Physical Characteristics

  • Back is yellow to brown in color with a distinctive pattern of broad white stripes bordered with black to brown edges.
  • From the same family as guitarfish, sharing similar body shape and rounded snout.
  • Can reach approximately 50 inches (126 cm) in total length and 15 lbs. (6.7 kg).
  • Dermal denticles, or small tooth-like projections, grow along midline of its body. 
  • Does not have a spine in its tail.

Diet / Feeding

  • Diet consists of crustaceans, fish and selected bottom-dwelling invertebrates.

Reproduction / Growth

  • Ovoviviparous with birth occurring in April and May.
  • Each egg capsule within the uterus may contain up to three embryos.

Conservation Status

  • “Least Concern" on the IUCN Red List.

Additional Information

  • Meat is good to eat, but only small quantities appear in fish markets.
  • Common by-catch in local trawl fisheries.
  • Mode in which this species swims is called “rajiform,” meaning locomotion comes from undulating its pectoral fins.
  • Members of this family have been found in the fossil record dating back to the Jurassic period.

Sources

www.fishbase.org
www.austmus.gov.au/fishes/fishfacts
www.marinethemes.com/shovelrays
www.zipcodezoo.com/Animals/T/Trygonorrhina_fasciata/

www.publish.csiro.au/paper/MFo5165.htm   
Sharks & Rays, Elasmobranch Guide of the World. Hennemann, R. M., pg. 219