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Urogymnus dalyensis  (Last & Manjaji-Matsumoto, 2008)

Freshwater whipray
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Urogymnus dalyensis
Picture by Wilson, D.

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchi (squali e razze) (sharks and rays) > Myliobatiformes (Stingrays) > Dasyatidae (Stingrays)
Etymology: Urogymnus: Greek, oura = tail + Greek, gymnos = naked (Ref. 45335);  dalyensis: Named for the major Northern Australian river where the first confirmed species was first collected (Daly River, NT)..   More on author: Last.

Ambiente / Clima / Range Ecologia

; marino; acqua dolce; salmastro benthopelagico; distribuzione batimetrica 1 - 4 m (Ref. 76960).   Tropical, preferred ?

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Oceania: Australia.

Size / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 124 cm WD maschio/sesso non determinato; (Ref. 76960)

Biologia     Glossario (es. epibenthic)

This benthic species is found mainly in rivers, estuaries and low salinity coastal environments. It feeds mainly on small fishes and prawns, which it actively pursues, even beaching itself to trap prey (Ref. 114953).

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

Main reference Upload your references | Bibliografia | Coordinatore : McEachran, John | Collaboratori

Last, P.R. and B.M. Manjaji-Matsumoto, 2008. Himantura dalyensis sp. nov., a new estuarine whipray (Myliobatoidei: Dasyatidae) from Northern Australia. In Last, P.R., White, W.T. & Pogonoski, J.J. (eds.): Descriptions of New Australian Chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. (Ref. 76960)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FisheriesWiki |

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