Results 31 to 40 of about 252,570 (105)

Feeding behavior of the Neotropical freshwater stingray Potamotrygon motoro (Elasmobranchii: Potamotrygonidae) [PDF]

, 2012
The feeding mechanisms of elasmobranchs and their functioning have been receiving growing scientific attention, although less emphasis has yet to be directed towards batoid species.
Sho Tanaka, Akemi Shibuya, Jansen Zuanon
core   +2 more sources

CARACTERIZAÇÃO FÍSICO-QUÍMICA E PERFIL LIPÍDICO DE ARRAIA DE ÁGUA DOCE POTAMOTRYGON MOTORO CAPTURADAS EM AMBIENTES LÊNTICO E LÓTICO DA AMAZÔNIA OCIDENTAL

Revista Tópicos
O presente estudo teve como objetivo caracterizar os parâmetros físico-químicos e o perfil lipídico da arraia de água doce Potamotrygon motoro capturada em ambientes lêntico e lótico da Amazônia Ocidental.
W. S. Batista, Isabelle Cristina Vale dos Santos, Flavio Roberto Chaves da Silva, C. S. de Araújo, J. Visentainer, Antônio José Inhamuns da Silva   +5 more
semanticscholar   +1 more source

Potamotrygon motoro

, 2017
Individuo adulto de potamotrygon motoroFaunaVichadaLaboratorio Fundación OrinoquíaLaboratorio de pecesRaya motoroPotamotrygon motoroAnimaliaChordataChondrichthyesMyliobatiformesPotamotrygonidaePotamotrygonPuerto ...
Novoa Serna, María del Rosario
core   +1 more source

Potamotrygon amandae Loboda, Carvalho 2013

, 2018
Potamotrygon amandae Loboda, Carvalho, 2013 Fig. 2 Body depressed; disc length contained 0.8 to 1.2 times in disc width (DW); distance from mouth to cloaca 1.3 to 1.7, distance from cloaca to caudal sting 1.8 to 2.6, tail length 0.8 to 1.0, and ...
Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da, Pavanelli, Carla Simone, Ota, Renata Rúbia   +3 more
core   +1 more source

Sperm motility and lipid composition in internally fertilizing ocellate river stingray Potamotrygon motoro.

Theriogenology, 2019
All extant groups of Elasmobranches have internal fertilization and the structure of the male reproductive organs is very specific: sperm passes from the internal organs via the cloaca, but the male copulating organ (clasper) is distant from the cloaca ...
V. Dzyuba, S. Sampels, A. Ninhaus-Silveira, M. Kahanec, R. Veríssimo-Silveira, M. Rodina, J. Cosson, S. Boryshpolets, Martin Selinger, J. Štěrba, B. Dzyuba   +10 more
semanticscholar   +1 more source

Analysis and cryopreservation of semen from stingrays of the genus Potamotrygon

, 2022
Os estudos sobre reprodução de raias do gênero Potamotrygon em ambiente natural são muito dificultados pelo habitat e hábitos de vida destes animais.
Ramos, Sofia Dressel
core   +1 more source

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

bioRxiv, 2019
Particle image velocimetry and video analysis were employed to discern and describe the mechanism used by the stingray Potamotrygon motoro to bury into the substrate. P.
S. G. Seamone, D. Syme
semanticscholar   +1 more source

Systematic revision of the Potamotrygon motoro (Müller & Henle, 1841) species complex in the Paraná-Paraguay basin, with description of two new ocellated species (Chondrichthyes: Myliobatiformes: Potamotrygonidae)

A systematic revision of the Potamotrygon motoro (Müller & Henle, 1841) species complex in the Paraná-Paraguay basin based on morphological characters was undertaken.
Marcelo Rodrigues de Carvalho, Thiago Silva Loboda   +1 more
core   +1 more source

Potamotrygon motoro morfometria

, 2017
toma de parametros morfométricos a potamotrygon motoroFaunaVichadaLaboratorio Fundación OrinoquíaLaboratorio de pecesRaya motoroPotamotrygon motoroAnimaliaChordataChondrichthyesMyliobatiformesPotamotrygonidaePotamotrygonPuerto ...
Novoa Serna, María del Rosario
core   +1 more source

Технології культивування річкового кільцевого ската (Potamotrygon motoro, Müller & Henle, 1841) в штучних умовах [PDF]

Бакалаврська кваліфікаційна робота Кузнєцова Ю.В. за темою: «Технології культивування річкового кільцевого ската (Potamotrygon motoro, Müller & Henle, 1841) в штучних умовах» складається з 68 сторінок, 4 таблиці та 15 рисунків.
Кузнєцов, Юрій Володимирович
core