Results 101 to 110 of about 7,231 (200)

Fish nutritional condition in a neotropical reservoir, Brazil.

open access: yes, 2010
This study was to evaluate the nutritional condition of five fish species in Manso Reservoir (14º32' - 15º40'S and 54º40' - 55º55'W), MT, during four years (march/2000 to february/2003) after impoundment.
Moura, Sandra Maria Lopes de
core  

Biodiversity in Neotropical Fishes

open access: yesThe IX Iberian Congress of Ichthyology, 2022
openaire   +1 more source

Biodiversity change in Neotropical freshwater systems

open access: yes
Freshwater taxa are amongst the most threatened on Earth due to multiple human-induced impacts on inland waters. There is particular concern about the integrity of the freshwater biota in the Neotropical region, which is one of the most biodiverse in the
Fontrodona Eslava, Ada
core   +1 more source

Dietary supplementation with Ocimum gratissimum essential oil improves the intestinal bacterial populations of Piaractus mesopotamicus

open access: yesBrazilian Journal of Biology
The aim of this study was to evaluate the effects of the dietary supplementation Ocimum gratissimum essential oil (EO) on pacu (Piaractus mesopotamicus) intestinal microbiota and morphometry. In this study, juveniles of P.
A. P. Moreira   +7 more
doaj   +1 more source

Traceability of primordial germ cells in three neotropical fish species aiming genetic conservation actions

open access: yes
Primordial germ cells (PGCs) are embryonic pluripotent cells that can differentiate into spermatogonia and oogonia, and therefore, PGCs are a genetic source for germplasm conservation through cryobanking and the generation of germline chimeras.
Monzani, Paulo Sérgio [UNESP]   +8 more
core   +1 more source

Perfil hematológico do Sorubim lima (Siluriformes, pimelodidae) de cativeiro: intervalos de referência, morfologia e citoquímica celular [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Aquicultura, Florianópolis, 2013A hematologia consiste em uma análise rápida e prática para auxiliar o diagnóstico do desequilíbrio
Bianchi, Micael Borile
core  

Metabolic effects of trichlorfon (Masoten (R)) on the neotropical freshwater fish pacu (Piaractus mesopotamicus)

open access: yes, 2015
Fish parasites are among the crucial limiting factors in aquaculture. The organophosphorous pesticide trichlorfon is widely used as an insecticide and against fish parasites worldwide.
Moraes, Fernanda D.   +6 more
core   +1 more source

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