Results 81 to 90 of about 1,129 (188)

EVIDÊNCIAS DE HIBRIDIZAÇÃO INTROGRESSIVA EM POPULAÇÕES INVASIVAS DE PEIXES DO GÊNERO CICHLA ( CICHLIFORMES, CICHLIDAE ) [PDF]

open access: yes, 2019
Na bacia do rio São João, região Sudeste do Brasil, as espécies de tucunaré Cichla kelberi e Cichla monoculus foram introduzidas há cerca de duas décadas e nos últimos anos têm apresentado expressivo crescimento populacional.
OLIVEIRA, Alessandra Valéria de   +5 more
core  

Impact assessment of the introduction of Cichla kelberi in a large Neotropical reservoir and its lateral lagoons (Upper Paraná River Basin, Brazil)

open access: yesBrazilian Journal of Biology
This study aimed to understand how the introduction of Cichla kelberi in Rosana Reservoir (Paranapanema River) affected the native ichthyofauna. Data on the structure of the small fish fauna assemblage were obtained before and after the introduction of ...
M. Ferrareze, M. G. Nogueira
doaj   +1 more source

Growth of the Cichla temensis Humboldt, 1821 (Perciformes: Cichlidae) from the middle rio Negro, Amazonas, Brazil

open access: yesNeotropical Ichthyology
This study aimed to estimate age and growth of the peacock bass Cichla temensis from the rio Negro (Brazilian Amazonia) by analyzing scale annuli. Specimens were captured between October 2011 and September 2012 in the main channel of the river and in ...
Caroline Pereira Campos   +2 more
doaj   +1 more source

ALGUNAS CONSIDERACIONES BIOLOGICAS DEL TUCUNARE, Cichla ocellaris Schneider

open access: yesFolia Amazónica, 1988
Durante la ejecución del crucero 8508 (**) del BIC “Rosendo Melo”, se efectuaron registros de longitud, peso, grado de llenura del estómago y estadio de madurez sexual de 65 ejemplares de tucunaré, Cichla ocellaris Schneider, capturados en el área de la Reserva Nacional Pacaya-Samiria, por el método de remoción total con rotenona.
ALCANTARA-BOCANEGRA, Fernando   +1 more
openaire   +3 more sources

Uso do microcrustáceo branchoneta (Dendrocephalus brasiliensis) na ração para tucunaré

open access: yesRevista Brasileira de Saúde e Produção Animal, 2005
O tucunaré (Cichla ocellaris) é um peixe amazônico ictiófago, que tem grande valor comercial. Essa espécie normalmente não aceita alimentos secos. Esse experimento foi conduzido com o objetivo de avaliar o uso da branchoneta (Dendrocephalus brasiliensis),
E. P. Socorro   +4 more
doaj  

Molecular identification of species of the cichla genus (cichliformes: Cichlidae) Introduced into river basins in Maranhão

open access: yes, 2022
The inference on the origin of fish stocks introduced outside their habitat with a phylogenetic approach constitutes an important step in understanding and controlling the expansion of invasive species.
Almeida, Marcelo Silva de
core  

First record of peacock bass (Cichla sp.) capture dynamics in a sport-fishing tournaments in the Brazilian Amazon [PDF]

open access: yesActa Limnologica Brasiliensia
Aim The objective of this study was to characterize the sport-fishing tournament “Amigos do Tarumã” over the nine tournaments held between 2014 and 2023 in the state of Amazonas.
Gabriel Silva Zumaeta, Chiara Lubich
doaj   +1 more source

Contribución al conocimiento de la taxonomía del género Cichla (Perciformes Cichlidae) en Venezuela. Parte I

open access: yes, 2018
Este trabajo presenta los datos para el reconocimiento de las especies de pavones (género Cichla) en Venezuela. Se describe una nueva especie Cichla intermedia Machado-AllisonMuseo de Biología de la Universidad Central de ...
Machado-Allison, Antonio
core  

Molecular and morphological approaches for species delimitation and hybridization investigations of two Cichla species

open access: yes, 2017
The hybridization is a widely-discussed issue in several studies with fish species. For some authors, hybridization may be related with diversification and speciation of several groups, or also with the extinction of populations or species.
Porto-Foresti, Fábio [UNESP]   +22 more
core   +1 more source

Diet, reproduction and population structure of the introduced Amazonian fish Cichla piquiti (Perciformes: Cichlidae) in the Cachoeira Dourada reservoir (Paranaíba River, central Brazil)

open access: yesRevista de Biología Tropical, 2011
The Blue Peacock Bass (Cichla piquiti), native to the Tocantins-Araguaia river basin of the Amazon system, was introduced into the basin of the Paranaíba River, Paraná River system.
Tatiane Ferraz Luiz   +4 more
doaj   +2 more sources

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