Results 71 to 80 of about 314 (167)

Assessing fish assemblages similarity above and below a dam in a Neotropical reservoir with partial blockage

open access: yesBrazilian Journal of Biology
Damming rivers disrupts the water flow and changes the ichthyofauna organisation. We investigated an impoundment with permanent connection and homogeneous environmental conditions between the zones above and below the dam.
FG. Araújo, ABI. Santos, RJ. Albieri
doaj   +1 more source

Morfología de Lapillus de siluriformes parano-platenses

open access: yesBiología Acuática, 2019
Los otolitos de los peces son complejos policristalinos, compuestos principalmente por carbonato de calcio. El lapillus suele ser el otolito más conspicuo de los peces siluriformes.
Daniela V. Fuchs, Alejandra V. Volpedo
doaj  

Establishing a model fish for the Neotropical region: The case of the yellowtail tetra Astyanax altiparanae in advanced biotechnology. [PDF]

open access: yesFront Genet, 2022
Yasui GS   +12 more
europepmc   +1 more source

Evaluation of pathogenic fungi occurrence in traumatogenic structures of freshwater fish Avaliação da ocorrência de fungos patogênicos em estruturas traumatogênicas de peixes fluviais

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2011
INTRODUCTION: Fungal infections in human skin, such as sporotrichosis, can occur after fish induced trauma. This work aimed to identify fungi in freshwater fish that are pathogenic to humans.
Fabio Caetano Oliveira Leme   +5 more
doaj  

Pimelodus maculatus (Siluriformes, Pimelodidae): complete mtDNA sequence of an economically important fish from the São Francisco river basin. [PDF]

open access: yesMitochondrial DNA B Resour, 2016
Resende LC   +6 more
europepmc   +1 more source

Spatial variations in fish assemblage structure in a southeastern Brazilian reservoir

open access: yesBrazilian Journal of Biology
We assessed the fish assemblage structure and composition of Nova Ponte Reservoir (Araguari River, Upper Paraná Basin, Brazil). We observed significant differences in abundance (p = 0.0003), richness (p = 0.0005) and diversity (p = 0.02) between ...
B. O. Sanches   +4 more
doaj   +1 more source

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