Elasmobranquios (tiburones y rayas) (sharks and rays) >
Myliobatiformes (Stingrays) >
Potamotrygonidae (River stingrays) > Potamotrygoninae
Etymology: Potamotrygon: Greek, potamos = river + Greek, trygon = a sting ray (Ref. 45335); garmani: Named for Samuel Walton Garman (1843-1927), an American naturalist who greatly contributed to the development of Zoology, especially Herpetology and Ichthyology, in the U.S.A. His research on sharks and rays remain among the most impressive and important contributions to the field.
Eponymy: Dr Samuel Trevor Walton Garman (1843–1927) was an American naturalist, most noted as an ichthyologist and herpetologist. [...] (Ref. 128868), visit book page.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Tropical
South America: middle to upper rio Tocantins basin, Brazil.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 42.8 cm WD (female)
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Fontenelle, J.P. and M.R. De Carvalho, 2017. Systematic revision of the Potamotrygon scobina Garman, 1913 species-complex (Chondrichthyes: Myliobatiformes: Potamotrygonidae), with the description of three new freshwater stingray species from Brazil and comments on their distribution and biogeography. Zootaxa 4310(1):1-63. (Ref. 116527)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Vulnerabilidad pesquera (Ref.
59153): High vulnerability (58 of 100).
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