Results 101 to 110 of about 209 (130)

Toxicidade aguda do praguicida organofosforado diclorvos e da mistura com o piretróide deltametrina em Danio rerio e Hyphessobrycon bifasciatus

Boletim do Instituto de Pesca, 2018
Praguicidas como o Diclorvos (DDVP) e a Deltametrina (DTM) são comumente usados na produção agrí­­cola. Para avaliar a toxicidade de formulações comerciais do DDVP e da mistura deste com a DDM, foram realizados testes de toxicidade aguda em peixes das ...
Daniela TREVIS, Soraya Ferreira HABR, Francis Mary VAROLI, Maria Martha BERNARDI   +3 more
doaj  

Hyphessobrycon cyanotaenia Zarske and Gery 2006

, 2016
Hyphessobrycon cyanotaenia Zarske and Ǵery, 2006 Figure 5 A–C; Table 2 Hyphessobrycon cyanotaenia Zarske and Ǵery, 2006: 43–46, figs. 4–6 (description; type locality, ‘‘vermutlich Brasilien, Para, Rio Guamá ’’). Diagnosis.— Hyphessobrycon cyanotaenia can be distinguished from most congeners, except H. cachimbensis, H. fernandezi, H. melanostichos, H.
Fernando C. P. Dagost, anoela M. F. Mar, cila Cam, ávio C. T. Li   +3 more
openaire   +2 more sources

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

Acta 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, Norma Segatti Hahn, Rosemara Fugi   +2 more
doaj  

A new species of Hyphessobrycon Durbin(Characiformes: Characidae) from the rio Juruena basin, Central Brazil, with notes on H. loweae Costa & Géry

Neotropical Ichthyology
A new species of Hyphessobrycon, H. peugeoti, is described from the middle portions of the rio Juruena drainage, upper rio Tapajós basin, Mato Grosso State, Brazil. It can be distinguished from all congeners, with the exception of H.
Leonardo F. S. Ingenito, Flavio C. T. Lima, Paulo A. Buckup   +2 more
doaj   +1 more source

Hyphessobrycon meridionalis Reis & Malabarba 1988

, 2014
G. meridionalis Reis & Malabarba, 1988 NT first record Reichert & Prieto (1995)
Litz, Thomas O., The, Stefan Koerber Introduction   +1 more
openaire   +1 more source

The efficacy of clove oil as an anaesthetic and in euthanasia procedure for small-sized tropical fishes

Brazilian Journal of Biology
Clove oil is used as a fish anesthetic because it is a natural and inexpensive product with low toxicity risks. The goal of the present study was to determine the appropriate concentration of clove oil for small-sized tropical fish to be used in mark ...
I. M. Fernandes, Y. F. Bastos, D. S. Barreto, L. S. Lourenço, J. M. Penha   +4 more
doaj   +1 more source

Hyphessobrycon tenuis Gery 1964

Hyphessobrycon tenuis Géry 1964 Distribution Upper Amazon.
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +1 more source

Hyphessobrycon taphorni y H. eschwartzae (Teleostei: Characidae) dos nuevas especies de peces de la cuenca del río Madre de Dios, Perú

Revista de Biología Tropical, 2013
Hyphessobrycon con 129 especies válidas, es un género de peces que presenta una gran diversidad de especies dentro de la ictiofauna neotropical, alcanza su mayor diversidad en la cuenca del Amazonas con alrededor del 70% de estas especies, es altamente ...
Carlos A. García-Alzate, César Román-Valencia, Hernán Ortega   +2 more
doaj  

Hyphessobrycon gracilior Gery 1964

Hyphessobrycon gracilior Géry 1964 Distribution Upper Amazon.
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +2 more sources

Hyphessobrycon cachimbensis Travassos 1964

Hyphessobrycon cachimbensis Travassos, 1964 (Figs. 1–4; Tab. 1) Hyphessobrycon cachimbensis Travassos, 1964:542 (holotype: MNRJ 9196; type-locality: “ Rio Cachimbo, Cachimbo, Aeroporto da FAB. Abaixo do Salto, Estado do Pará. Lat. 9º22’S e Long. 54º55’W [= rio Cachimbo at Serra do Cachimbo, airport of the Brazilian Airforce below waterfall, State of ...
Marinho, Manoela Maria Ferreira, Dagosta, Fernando Cesar Paiva   +1 more
openaire   +2 more sources