Results 61 to 70 of about 582 (123)

Cytogenetic and DNA barcoding reveals high divergence within the trahira, Hoplias malabaricus (Characiformes: Erythrinidae) from the lower Amazon River

open access: yesNeotropical Ichthyology
Molecular and cytogenetic data have provided evidence of cryptic speciation in the widespread South American trahira, Hoplias malabaricus. In the present study, karyotypes and DNA barcode sequences of specimens from seven populations inhabiting the lower
Diego Ferreira Marques   +4 more
doaj   +1 more source

Different feeding habits influence the activity of digestive enzymes in freshwater fish

open access: yesCiência Rural
: The aim of this study was to verify the activity of some digestive enzymes in four fish species with different feeding habits. Knowledge of these enzymatic activities can help us to understand the species' digestive processes.
Carolina Rosa Gioda   +8 more
doaj   +1 more source

Avaliação ectoparasitológica, hematológica e histopatológica de traíras Hoplias malabaricus Bloch, 1794 provenientes de açudes localizados no município de Sumé, estado da Paraíba

open access: yesPesquisa Veterinária Brasileira
Resumo: Hoplias malabaricus Bloch, 1794 é uma das espécies de peixes mais comumente encontrada nos açudes da Microrregião do Cariri Paraibano, todavia ainda não existem estudos na região sobre a sua fauna parasitária. Em virtude disso, o estudo objetivou
Maria G.S. Bernardino   +4 more
doaj   +1 more source

Population structure and stock assessment of Hoplias malabaricus (Characiformes: Erythrinidae) caught by artisanal fishermen in river-reservoir transition area in Brazil

open access: yesRevista de Biología Tropical, 2011
Hoplias malabaricus is a viable economic alternative for artisanal fishermen who used to live on the banks of rivers that now are dammed in Brazil. In order to preserve the species’ natural stock, the main objectives of this study were to obtain bio ...
José Luís Costa Novaes   +1 more
doaj  

Effects of water-soluble fraction of petroleum on growth and prey consumption of juvenile Hoplias aff. malabaricus (Osteichthyes: Erythrinidae)

open access: yesBrazilian Journal of Biology
The influence of the water-soluble fraction of petroleum (WSF) on prey consumption and growth of juvenile trahira Hoplias aff. malabaricus was investigated.
R. M. Santos   +4 more
doaj   +1 more source

Condição de Hoplias aff. malabaricus (BLOCH, 1794) EM dois rios costeiros da bacia do Rio Itanhaém/SP

open access: yesBoletim do Instituto de Pesca, 2018
O objetivo deste trabalho foi mensurar a condição de Hoplias aff. malabaricus do rio Aguapeú (águas pretas) e do rio Branco (águas brancas), ambos pertencentes í­Â  bacia hidrográfica do rio Itanhaém, na costa do litoral de São Paulo.
Evandro Bonocchi de SANT'ANNA   +1 more
doaj  

Different foods in larvicultura of traíra (Hoplias malabaricus)

open access: yesBrazilian Journal of Veterinary Medicine, 2015
. Pereira S.L., Mendonça P.P., Pellanda A.S., Matielo M.D. & Gon- çalves Junior L.P. [Different foods in larvicultura of traíra (Hoplias malabaricus).] Utilização de diferentes alimentos na larvicultura de traíra (Hoplias malabaricus). Revista Brasileira
Samuel Louzada Pereira   +4 more
doaj  

Early Stages of XY Sex Chromosomes Differentiation in the Fish Hoplias malabaricus (Characiformes, Erythrinidae) Revealed by DNA Repeats Accumulation. [PDF]

open access: yesCurr Genomics, 2018
Lourenço de Freitas N   +7 more
europepmc   +1 more source

Repeatome Dynamics and Sex Chromosome Differentiation in the XY and XY<sub>1</sub>Y<sub>2</sub> Systems of the Fish <i>Hoplias malabaricus</i> (Teleostei; Characiformes). [PDF]

open access: yesInt J Mol Sci
de Oliveira MPB   +11 more
europepmc   +1 more source

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