Results 81 to 90 of about 252,570 (105)

Shearing overbite and asymmetrical jaw motions facilitate food breakdown in a freshwater stingray, Potamotrygon motoro

Journal of Experimental Biology, 2019
Many species of fish process their prey with cyclic jaw motions that grossly resemble those seen in mammalian mastication, despite starkly different tooth and jaw morphologies.
J. Laurence-Chasen, Jason B. Ramsay, E. Brainerd   +2 more
semanticscholar   +1 more source

Outbreak of a novel disease associated with Citrobacter freundii infection in freshwater cultured stingray, Potamotrygon motoro

Aquaculture, 2018
An outbreak of a novel disease characterized by serious hemorrhage in the abdomen, ascites and bleaching of the liver was recorded in the freshwater cultured stingray Potamotrygon motoro, which is a cartilaginous fish related to sharks, in Panyu ...
Hong-yan Sun, Xin Cao, Yu-Feng Jiang, Lu-Yun Ni, Z. Mo, Q. Qin, Yan-Wei Li, Xue-Ming Dan   +7 more
semanticscholar   +1 more source

Potamotrygon motoro stingray venom induces both neurogenic and inflammatory pain behavior in rodents

Toxicon, 2018
&NA; Freshwater stingray accidents cause an immediate, intense, and unrelieved pain which is followed by edema, erythema and necrosis formation.
L. F. Kimura, M. Santos-Neto, K. C. Barbaro, G. Picolo   +3 more
semanticscholar   +1 more source

Revision of Potamotrygonocotyle Mayes, Brooks & Thorson, 1981 (Platyhelminthes: Monogenoidea: Monocotylidae), with descriptions of four new species from the gills of the freshwater stingrays Potamotrygon spp. (Rajiformes: Potamotrygonidae) from the La Plata river basin

Systematic Parasitology, 2007
M. V. Domingues, F. Marques
semanticscholar   +1 more source

Intestinal Helminths of Freshwater Stingrays in Southeastern Peru, and a New Genus and Two New Species of Cestode

Journal of Parasitology, 2008
F. Reyda
semanticscholar   +1 more source

First report and description of a Cyrilia sp. (Apicomplexa: Haemogregarinidae) from a freshwater Cururu Stingray Potamotrygon cf. histrix (Elasmobranchii: Potamotrygonidae), from the Amazon Region, Brazil.

Journal of Fish Diseases, 2016
N. M. Magro, A. T. de Oliveira, L. H. O'Dwyer   +2 more
semanticscholar   +1 more source

UMA ÁREA DE VIDA RESTRITA AUMENTA A VULNERABILIDADE DA RAIA-DE-FOGO, Potamotrygon motoro , A PESCA EM UM HOTSPOT DE BIODIVERSIDADE DA REGIÃO NEOTROPICAL

, 2021
D. Garrone-Neto, Gabriel Raposo Silva de Souza, Felippe Alexandre Miranda de Lisboa Daros, J. F. Novoa-Serna, Mónica A. Morales-Betancourt, C. Lasso   +5 more
semanticscholar   +1 more source

Stress responses of the endemic freshwater cururu stingray (Potamotrygon cf. histrix) during transportation in the Amazon region of the Rio Negro.

Comparative biochemistry and physiology. Part A, Molecular & integrative physiology, 2012
R. P. Brinn, J. Marcon, D. M. McComb, L. C. Gomes, J. S. Abreu, B. Baldisseroto   +5 more
semanticscholar   +1 more source

The ocellate river stingray (Potamotrygon motoro) exploits vortices of sediment to bury into the substrate

Journal of Fish Biology, 2021
Scott G Seamone, Douglas A Syme
exaly  

Sperm antioxidant system in ocellate river stingray Potamotrygon motoro at transition from seminal vesicle to cloaca

Fish Physiology & Biochemistry, 2020
V. Dzyuba, A. Ninhaus-Silveira, R. Veríssimo-Silveira, M. Rodina, B. Dzyuba   +4 more
semanticscholar   +1 more source