Potamotrygon marinae

Potamotrygon marinae
Conservation status
Near Threatened  (IUCN 3.1) [1]
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Order:	Myliobatiformes
Family:	Potamotrygonidae
Genus:	Potamotrygon
Species:	P. marinae
Binomial name
Potamotrygon marinae Deynat, 2006

Potamotrygon marinae is a type of freshwater tropical ray found exclusively in Suriname and French Guiana. ^{[1] [2]}

Description

Little is known of its biology. ^[1] It is believed to reach a maximum size of 42 cm (17 in) disc width (DW), with mature male specimens usually reach 24 cm (9.4 in) DW and mature female specimens reach 30 cm (12 in) DW in average. ^{[1] [2]}

Habitat & distribution

This stingray is endemic to the rivers of Guiana Shield in Suriname and French Guiana. ^[1] Two direct major threats to this species are exploitation for international exotic fish market and habitat degradation resulted of nearby river mining activities. ^[1]

References

1. Torres, Y.T.P.; Sayer, C.; Charvet, P. (2023). "Potamotrygon marinae". IUCN Red List of Threatened Species . 2023 e.T161362A124472084. doi: 10.2305/IUCN.UK.2023-1.RLTS.T161362A124472084.en . Retrieved 7 December 2025.
2. Deynat, Pascal (2006). "Potamotrygon marinae n. sp., une nouvelle espèce de raies d'eau douce de Guyane (Myliobatiformes, Potamotrygonidae)" . Comptes Rendus. Biologies (in French). 329 (7): 483–493. doi:10.1016/j.crvi.2006.02.003. ISSN   1768-3238. PMID   16797454.