dcsimg

Diagnostic Description

provided by Fishbase
Description: A large stingray; disc rhombic, its anterior margins forming an obtuse angle (Ref. 81259). Dorsal surface partially rough, with scattered dermal denticles, more concentrated on head and trunk; an irregular mid-dorsal row of backward-pointing thorny tubercles with oval bases embedded in the skin, as well as two parallel scapular segments of small, irregular tubercles (Ref. 81259). Tail whip-like and spinous behind the sting, with a dorsal ridge and a well developed ventral fold as high as tail depth (Ref. 81259).Colouration: Back greenish-grey-brown; belly white, pectoral margins slightly darkened; tail brownish behind the sting, ventral tail fold blackish (Ref. 81259).
license
cc-by-nc
copyright
FishBase
Recorder
Gert Boden
original
visit source
partner site
Fishbase

Life Cycle

provided by Fishbase
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).
license
cc-by-nc
copyright
FishBase
Recorder
Susan M. Luna
original
visit source
partner site
Fishbase

Trophic Strategy

provided by Fishbase
A coastal species, occasionally entering lagoons, shallow bays and estuaries (Ref. 81259).
license
cc-by-nc
copyright
FishBase
Recorder
Gert Boden
original
visit source
partner site
Fishbase

Biology

provided by Fishbase
A coastal species, occasionally entering lagoons, shallow bays and estuaries (Ref. 81259). Ovoviviparous (Ref. 50449).
license
cc-by-nc
copyright
FishBase
Recorder
Armi G. Torres
original
visit source
partner site
Fishbase

Importance

provided by Fishbase
fisheries:
license
cc-by-nc
copyright
FishBase
Recorder
Armi G. Torres
original
visit source
partner site
Fishbase