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Elasmobranchii (sharks and rays) > Myliobatiformes (Stingrays) > Urolophidae (Round rays)
Etymology: Urolophus: Greek, oura = tail + Greek, lophos = crest (Ref. 45335).
More on authors: Müller & Henle.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal. Temperate

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Northwest Pacific: Japan and the Ryukyu Islands to the East China Sea.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 40.0 cm TL male/unsexed; (Ref. 12951)

Found on sand and rock bottoms (Ref. 12951, 11230). Ovoviviparous, with up to 4 in a litter (Ref. 12951).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Male grasps pectoral fin of female then mounts on rear margin of female's dorsum during copulation. Copulation reported to last up to 14 minutes.

Main reference Upload your references | References | Coordinator | Collaborators

Mould, B., 1994. A world list of rays. The scientific nomenclature and distribution of the recent Batoidea (Batoidea, Elasmobranchii, Chondrichthyes). University of Nottingham, [UK]. 82 p. (Ref. 8630)

IUCN Red List Status (Ref. 126983)

Vulnerable (VU) (A2d); Date assessed: 29 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

More information

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Internet sources

Urolophus aurantiacus Müller & Henle, 1841