Urogymnus asperrimus

Dasyatidae
Porcupine Ray, Porcupine ray
  • Urogymnus asperrimus, Rowley Shoals, Western Australia, Photo: Graham Edgar
    Urogymnus asperrimus, Rowley Shoals, Western Australia, Photo: Graham Edgar
Distribution
Tropical Indo-Pacific
Description
Rounded, with numerous spines set in concentric circles around disc and extending along tail, which is of similar length to disc. Lacks venomous barbs.
Information
  • Max Size: 160 cm
  • Sea Temperature Range: 24.5-30.7°C
  • Depth: 15 - 217 m
  • Habitat: Coral Reef, Rocky Reef, Soft sediment
Rarity
  • Threats: By-catch, Habitat degradation
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Infrequent (2% of sites)
    Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
  • Abundance: Solitary (1 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: extract from RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland
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