The complete mitochondrial genome of Paracheirodon axelrodi (Characiformes: Characidae) and phylogenetic studies of Characiformes [PDF]
The Paracheirodon axelrodi is an important freshwater fish in the Amazon basin of South America, more expensive than Paracheirodon innesi. Here, we describe the complete 17,100 base pair (bp) mitochondrial genome of Paracheirodon axelrodi mohavensis. The
Yifan Liu +5 more
doaj +4 more sources
Phylogeography and population genetic structure of the cardinal tetra (Paracheirodon axelrodi) in the Orinoco basin and Negro River (Amazon basin): evaluating connectivity and historical patterns of diversification [PDF]
The Neotropics contain one of the most diverse assemblages of freshwater fishes worldwide. Part of this diversity is shared between the Orinoco and Amazon basins.
Diana Sanchez-Bernal +4 more
doaj +4 more sources
Morphological study of the digestive tract of the cardinal tetra, Paracheirodon axelrodi (Characiformes: Characidae) [PDF]
The cardinal tetra Paracheirodon axelrodi is a species of the family Characidae of great interest as an ornamental fish. Many aspects of the biology of this species are still unknown.
Laura Rincón +4 more
doaj +4 more sources
Morphological and immunohistochemical comparison of the pituitary gland between a tropical Paracheirodon axelrodi and a subtropical Aphyocharax anisitsi characids (Characiformes: Characidae) [PDF]
Cardinal tetra Paracheirodon axelrodi and bloodfin tetra Aphyocharax anisitsi are two species of characids with high trade value as ornamental fish in South America.
Laura Rincón Camacho +4 more
doaj +3 more sources
Boron Oxide Nanoparticles Exhibit Minor, Species-Specific Acute Toxicity to North-Temperate and Amazonian Freshwater Fishes [PDF]
Boron oxide nanoparticles (nB2O3) are manufactured for structural, propellant, and clinical applications and also form spontaneously through the degradation of bulk boron compounds. Bulk boron is not toxic to vertebrates but the distinctive properties of
Tyson J. MacCormack +10 more
doaj +2 more sources
Tolerance to temperature, pH, ammonia and nitrite in cardinal tetra, Paracheirodon axelrodi, an amazonian ornamental fish Tolerância a temperatura, pH, amônia e nitrito do cardinal tetra, Paracheirodon axelrodi, um peixe ornamental da Amazônia [PDF]
Poor water quality condition has been pointed out as one of the major causes for the high mortality of ornamental fishes exported from the state of Amazonas, Brazil.
Sarah Ragonha de Oliveira +8 more
doaj +2 more sources
Glyphosate commercial formulation effects on preoptic area and hypothalamus of Cardinal Neon Paracheirodon axelrodi (Characiformes: Characidae) [PDF]
In Colombia the use of glyphosate commercial formulations (Roundup™) for spraying have left deleterious effects on animals and humans. Much of this spraying takes place at the Orinoco basin, habitat of one of the most exported ornamental fish in Colombia,
Camilo Riaño-Quintero +2 more
doaj +3 more sources
Os estudos sobre a parasitofauna de peixes ornamentais cultivados são de grande relevância para o conhecimento das espécies de parasitos, permitindo interferência em sua proliferação para evitar epizootias e, consequentemente, perdas econômicas na ...
Marcos Tavares Dias +2 more
doaj +3 more sources
Differential survivorship of congeneric ornamental fishes under forecasted climate changes are related to anaerobic potential [PDF]
Two Amazonian closely related tetras – cardinal Paracheirodon axelrodi and green neon P. simulans – were artificially acclimatized to environmental chambers mimicking future climate change scenarios (mild, moderate and extreme), using a microcosm ...
Luciana Mara Fé Gonçalves +3 more
doaj +2 more sources
Ichthyological ethnoknowledge of the “piabeiros” from the Amazon region, Brazil [PDF]
Background The capture of ornamental fish is one of the main economic activities of riverine families in the Amazon. However, studies regarding the local ecological knowledge of workers in this activity are still incipient.
Daniel da Silva Ladislau +5 more
doaj +2 more sources

