Results 81 to 90 of about 1,667 (188)

Efeito anestésico do óleo de cravo em alevinos de lambari Anesthetic effect of clove oil on lambari

open access: yesCiência Rural, 2009
Para avaliar o efeito anestésico do óleo de cravo em lambaris (Astyanax altiparanae), cinco grupos de 30 alevinos (0,6±0,1g) foram expostos às concentrações de 50, 75, 100, 125 e 150mg L-1, medindo-se, respectivamente: tempo de indução à anestesia
Elyara Maria Pereira-da Silva   +3 more
doaj  

Food resource used by small-sized fish in macrophyte patches in ponds of the upper Paraná river floodplain = Uso do alimento por peixes de pequeno porte associados às macrófitas aquáticas em lagoas da planície de inundação do alto rio Paraná

open access: yesActa Scientiarum: Biological Sciences, 2009
This study analyzed the diet of seven small-sized fish species(Characidae) and assessed their use of food resources. The species were collected in 2001 from nine ponds with aquatic macrophytes in the Paraná river floodplain, Brazil. Astyanax altiparanae,
Valdirene Esgarbosa Loureiro Crippa   +2 more
doaj  

Sesame oil in diets for lambari: Effects on growth parameters, corporal chemical composition and physiological alterations

open access: yesCiência Rural, 2016
: The inclusion of sesame oil associated with soybean, linseed and freshwater fish residue oil in the diets fed to Lambaris Astyanax altiparanaewas evaluated by the growth performance parameters, body composition and possible physiological changes ...
Mariene Miyoko Natori   +4 more
doaj   +1 more source

Molecular taxonomy and evolutionary hypothesis concerning Astyanax fasciatus (Characiformes, Characidae) from Vila Velha State park and Tibagi and Iguaçu Rivers [PDF]

open access: yes, 2013
A species complex hypothesis involving Astyanax fasciatus from southern Brazil was tested using 12S mtDNA sequences. Phylogenetic inferences were performed with maximum likelihood, maximum parsimony and Bayesian as phylogenetic methods and Hemigrammus ...
Artoni, Roberto Ferreira   +3 more
core   +1 more source

Host-parasite relationships of monogeneans in gills of Astyanax altiparanae and Rhamdia quelen of the São Francisco Verdadeiro River, Brazil

open access: yesParasite, 2006
This study investigates the ecology of monogenean gill parasites of Astyanax altiparanae Garutti & Britski, 2000 and Rhamdia quelen (Quoy & Gaimard, 1824) in a stretch of the São Francisco Verdadeiro River, Paraná, Brazil.
Ferrari-Hoeinghaus A.P.   +4 more
doaj   +1 more source

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

Genética e conservação de estoques pesqueiros de águas continentais no Brasil: situação atual e perspectivas. [PDF]

open access: yes, 2019
Esta publicação procura traçar um pouco do panorama da pesca em águas continentais do Brasil, o impacto do uso e da degradação ambiental sobre esses recursos e a possibilidade do uso de instrumentos de genética, como uma nova abordagem para o manejo de ...
HILSDORF, A. W. S. RESENDE, E. K. de   +1 more
core  

UNA NUEVA ESPECIE DE TRINIBACULUM (MONOGENEA: DACTYLOGYRIDAE) PARÁSITO DE LAS BRANQUIAS DE ASTYANAX FASCIATUS (CUVIER, 1819) (CHARACIFORMES: CHARACIDAE) EN UN RÍO NEOTROPICAL, ESTADO DE SÃO PAULO, BRASIL [PDF]

open access: yes, 2014
A new species of Monogenea - Trinibaculum pinctiarum n. sp. is described from the gills of Astyanax fasciatus known as "lambari do rabo vermelho", sampled in the Paranapanema River, Jurumirim reservoir, São Paulo State, Brazil.
Benine, Ricardo C.   +4 more
core   +3 more sources

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