Results 51 to 60 of about 180 (97)

Potamotrygon boesemani (Chondrichthyes: Myliobatiformes: Potamotrygonidae), a new species of Neotropical freshwater stingray from Surinam

Neotropical Ichthyology
Potamotrygon boesemani, new species, is described from the Corantijn river drainage in Surinam. The species has a diagnostic dorsal color pattern formed by deep orange to red ocellated spots of irregular form, encircled by relatively broad black rings ...
Ricardo S. Rosa, Marcelo R. de Carvalho, Cristiane de Almeida Wanderley   +2 more
doaj   +1 more source

TRAFFICKING OF ORNAMENTAL FISH IN THE BRAZILIAN AMAZON

Boletim do Instituto de Pesca, 2021
The trafficking of ornamental fish is growing on a yearly basis in the Brazilian Amazon. This represents a serious threat to the biodiversity of the region.
Hélio BELTRÃO, Esner Robert Santos MAGALHÃES, Zehev Schwartz BENZAKEN, Raniere Garcez Costa SOUSA   +3 more
doaj  

ECOLOGÍA TRÓFICA DE Potamotrygon magdalenae (POTAMOTRYGONIDAE) EN EL EMBALSE DEL GUÁJARO (RÍO MAGDALENA), COLOMBIA

Acta Biológica Colombiana
Se estudiaron los hábitos alimentarios y parámetros morfométricos de Potamotrygon magdalenae en el Embalse del Guájaro, localizado en la cuenca baja del río Magdalena, departamento del Atlántico, Colombia.
Leire Ansorena, Saúl Blanco, Eloy Becares, Karina Castellanos   +3 more
doaj   +1 more source

Draft Genome of White-blotched River Stingray Provides Novel Clues for Niche Adaptation and Skeleton Formation. [PDF]

Genomics Proteomics Bioinformatics, 2023
Zhou J, Liu A, He F, Zhang Y, Shen L, Yu J, Zhang X.   +6 more
europepmc   +1 more source

A taxonomic and morphological redescription of Potamotrygon falkneri Castex & Maciel, 1963 (Chondrichthyes: Myliobatiformes: Potamotrygonidae)

Neotropical Ichthyology
A taxonomic revision of two nominal species of freshwater stingrays of the genus Potamotrygon previously considered valid, Potamotrygon falkneri Castex & Maciel, 1963 and Potamotrygon castexi Castello & Yagolkowski, 1969, was conducted based on a ...
João Paulo C. B. da Silva, Marcelo R. de Carvalho   +1 more
doaj   +1 more source

Ichthyological ethnoknowledge of the "piabeiros" from the Amazon region, Brazil. [PDF]

J Ethnobiol Ethnomed, 2021
da Silva Ladislau D, Ribeiro MWS, da Silva Castro PD, Pantoja-Lima J, Aride PHR, de Oliveira AT.   +5 more
europepmc   +1 more source

Stingray Envenomation: Consequences of an Embedded Spine. [PDF]

Cureus, 2023
Mora-Zamacona P, Águila-Ramírez RN, Muñoz-Ochoa M, Pérez-Palafox XA, Sepúlveda De La Rosa Y, Band-Schmidt CJ, Cruz-Escalona VH.   +6 more
europepmc   +1 more source

Four new species of neotropical freshwater stingrays of the genus Paratrygon (Myliobatiformes: Potamotrygonidae) from clear water rivers of the Amazon basin

Neotropical Ichthyology
The second most diverse genus of the Potamotrygonidae, Paratrygon, with three previously recognized species, P. aiereba, P. orinocensis and P. parvaspina, is here expanded, with the description of four new species, each endemic to one of the four largest
Thiago Silva Loboda
doaj   +1 more source

Insectivory in Potamotrygon signata (Chondrichthyes: Potamotrygonidae), an endemic freshwater stingray from the Parnaíba River basin, northeastern Brazil

Brazilian Journal of Biology
Potamotrygon signata is an endemic freshwater stingray species in the Parnaíba River basin, Brazil. After its original description, only citations in systematic lists were recorded in the literature and the biology of the species remains unknown ...
G. Moro, P. Charvet, RS. Rosa
doaj   +1 more source

Effective Pre-Clinical Treatment of Fish Envenoming with Polyclonal Antiserum. [PDF]

Int J Mol Sci, 2023
Lopes Ferreira M, Falcão MAP, Bruni FM, Haddad V, Marques EE, Seibert CS, Lima C.   +6 more
europepmc   +1 more source