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Potamotrygon scobina Garman, 1913

Raspy river stingray
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Image of Potamotrygon scobina (Raspy river stingray)
Potamotrygon scobina
Picture by Crepaldi, D.V.


Brazil country information

Common names: Arraia, Raia
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: minor commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Known from the middle and lower Amazon River, lower Tocantins River, Pará River, and Trombetas River (Ref. 36687). Reported from Santarém (Ref. 12202). Type locality, Rio Tocantins at Cametá, Pará (Ref. 33021).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/br.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Ferreira, E.J.G., J. Zuanon and G.M. dos Santos, 1996
National Database:

Common names from other countries

Classificação / Names Nomes comuns | Sinónimos | Catalog of Fishes(Género, Espécies) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (tubarões e raias) (sharks and rays) > Myliobatiformes (Stingrays) > Potamotrygonidae (River stingrays) > Potamotrygoninae
Etymology: Potamotrygon: Greek, potamos = river + Greek, trygon = a sting ray (Ref. 45335).
  More on author: Garman.

Issue
Nothing is known about its reproductive biology. Additional references: Hartel & Dingerkus (1997), Ferreira et al. (1998), Compagno & Cook (1995).

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

; Água doce bentopelágico; potamódromo (Ref. 51243).   Tropical

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

South America: Middle and lower Amazon River, lower Tocantins River, Pará River, Trombetas River in Brazil.

Length at first maturity / Tamanho / Peso / Idade

Maturity: Lm 39.0  range ? - ? cm
Max length : 54.7 cm WD macho/indeterminado; (Ref. 94972); peso máx. Publicado: 15.0 kg (Ref. 27548)

Biologia     Glossário (ex. epibenthic)

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Fecundity: 1-4 pups; gestation takes 3-4 months (Ref. 52199).

Referência principal Upload your references | Referências | Coordenador : Carvalho, Marcelo | Colaboradores

de Carvalho, M.R., N. Lovejoy and R.S. Rosa, 2003. Potamotrygonidae (River stingrays). p. 22-28. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36687)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

  Dados insuficientes (DD) ; Date assessed: 30 April 2004

CITES (Ref. 128078)


CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

  Harmless




Utilização humana

Pescarias: pouco comercial
FAO(Publication : search) | FishSource |

Mais informação

Trophic ecology
Itens alimentares
Diet compositions
Food consumptions
Food rations
Predadores
Ecology
Ecologia
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Frequência de comprimento
Mass conversions
Recruitments
Abundances
Life cycle
Reprodução
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larvas
Dinâmica larvar
Distribution
Países
Áreas FAO
Ecossistemas
Ocorrências
Introduções
BRUVS - Videos
Anatomy
Gill areas
Cérebros
Outras referências
Physiology
Body compositions
Nutrients
Oxygen consumptions
Tipo de natação
Swimming speeds
Visual pigment(s)
Sons de peixes
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genética
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Perfis para aquacultura
Estirpes
Ciguatera cases
Stamps, coins, misc.
Outreach
Colaboradores
Taxonomy
Nomes comuns
Sinónimos
Morfologia
Morfometria
Fotografias
References
Referências

Ferramentas

Relatórios especiais

Descarregue XML

Fontes da internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 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).
Nível Trófico (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref. 120179):  Muito baixo, tempo mínimo de duplicação da população maior que 14 anos (Assuming Fec. <10; tm=1.8; K=0.3 (in captivity).).
Fishing Vulnerability (Ref. 59153):  High vulnerability (58 of 100).
Categoria de preço (Ref. 80766):   Medium.