Urogymnus dalyensis in Australia
Point map (Urogymnus dalyensis) | Occurrence records | Field guide | Gazetteer | Country Species Summary
Main Ref.
Also Ref.
Occurrence native
Importance Ref.
Aquaculture Ref.
Regulations Ref.
Freshwater Yes
Brackish Yes
Saltwater No
Live export
Bait No
Gamefish No
Abundance Ref.

Type locality, Pentecost River (Bindoola Creek junction), Western Australia, CSIRO H 2503-01 (holotype of Himantura dalyensis, 62 WD, juvenile male). Mainly estuarine and freshwater, from several large rivers across northern Australia between the Fitzroy (Western Australia) and Normanby Rivers (Queensland): Ord, Fitzroy and Pentecost Rivers (WA), Daly, Roper and South Alligator Rivers (NT), and the Mitchell, Gilbert, Normanby and Wenlock Rivers (Qld). Reported from mesohaline water (less than 30 ppt) but usually less than 10 ppt. Largest recorded specimen is 124 cm WD, but usually less than 100 cm DW (n=30); size at maturity is unknown with one male paratype adolescent at 88 cm DW, holotype juvenile at 62 cm DW (Ref. 76960).

States/Provinces Northern Territory (native), Queensland (native), Western Australia (native)
States/Provinces Complete? Yes
National Checklist
Country information https://www.cia.gov/library/publications/resources/the-world-factbook/geos/as.html
(e.g. 9948)
( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Modified by Capuli, Estelita Emily
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