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Potamotrygon brachyura, Short-tailed river stingray : fisheries
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Common name (e.g. trout)
Genus + Species (e.g. Gadus morhua)
Short-tailed river stingray
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drawing shows typical species in Potamotrygonidae.
Elasmobranchii (sharks and rays) >
Myliobatiformes
(Stingrays) >
Potamotrygonidae
(River stingrays) > Potamotrygoninae
Etymology:
Potamotrygon:
Greek, potamos = river + Greek, trygon = a sting ray (Ref.
45335
)
.
More on author:
Günther
.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Temperate
South America: Paraná-Paraguay (including Cuiabá river in Brazil), Uruguay basins and Argentina (Ref.
58839
). Formerly classified as data deficient in the 2000 IUCN red list of threatened species (Ref.
36508
).
Size / Weight / Age
Maturity: L
m
 
?
  range ? - ? cm
Max length : 95.0 cm WD male/unsexed; (Ref.
36687
); max. published weight: 208.0 kg (Ref.
72380
)
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Compagno, L.J.V.
, 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref.
35766
)
IUCN Red List Status (Ref.
126983
)
Data deficient (DD)
; Date assessed:
24 June 2003
CITES
Appendix III:
International trade cooperation
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: subsistence fisheries
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