Results 21 to 30 of about 5,672 (255)
A case of intersex occurrence in Steindachneridion parahybae (Steindachner, 1877) (Siluriformes: Pimelodidae) under captivity condition: A cytogenetic and morphological study [PDF]
, 2016 Poco se sabe sobre la biología reproductiva de Steindachneridion parahybae , una especie de teleósteo gonocorístico en peligro de extinción que habita la cuenca del río Paraíba do Sul y en éste trabajo se describe por primera vez la aparición de ...
Caneppele, Danilo +4 more
core +2 more sources
Parâmetros eritrocitários do jundiá (Rhamdia quelen) submetido à dieta com diferentes níveis de proteína [PDF]
Ciência Rural, 2005 O jundiá é espécie de interesse econômico para região sul do Rio Grande do Sul, pois adapta-se a diferentes ambientes e dietas artificiais, apresentando fácil manejo e boa aceitação comercial.
Sabrina Ortiz Camargo +2 more
doaj +1 more source
A new species of Pimelodus La Cépède, 1803 (Siluriformes: Pimelodidae) from rio Ribeira de Iguape basin, Brazil [PDF]
, 2011 Pimelodus multicratifer, a new species, is described from the rio Ribeira de Iguape basin. The new species differs from the other Pimelodus species by the following features: 26 to 30 gill rakers on the first branchial arch; a combination of three to six
LUCENA, Carlos Alberto S. de +2 more
core +3 more sources
Neotropical Ichthyology, 2018 Pimelodidae harbors several species and is widely distributed throughout the Neotropical region. Pimelodus is the genus with the largest number of species, however it is a polyphyletic group.
Simone C. Girardi +2 more
doaj +1 more source
Acta Scientiarum: Biological Sciences, 2008 A similaridade genética de seis espécies, pertencentes à família Pimelodidae (Osteichthyes, Siluriformes), coletadas em quatro localidades na bacia do rio Tibagi, foi analisada utilizando-se a técnica de RAPD.
Fernanda Simões de Almeida +1 more
doaj +1 more source
Brazilian Journal of Biology, 2007 In the present cytogenetic study of Pimelodus maculatus, 13 specimens (8 males and 5 females) from the Congonhas Stream in Paraná State, Brazil, were examined using conventional staining.
J. Mazzuchelli, AC. Swarça, AL. Dias
doaj +1 more source
Transferability of heterologous microsatellite primers in Leiarius marmoratus
Semina: Ciências Agrárias, 2020 The Amazonian Jundiá (Leiarius marmoratus) (Siluliformes: Pimelodidae) is a species of catfish with social and economic importance in some South American countries such as Brazil and Colombia. Genetic evaluation of this species is limited due to the lack
Victor César Freitas Pandolfi +9 more
doaj +1 more source
Biologia e características populacionais de uma espécie rara de Pseudopimelodidae da Bacia do Alto Rio Paraná [PDF]
, 2010 Streams contain an expressive fraction of the South American fish diversity, mostly composed of small-sized, endemic, and rare species. Populational, reproductive, and diet aspects of Microglanis garavelloi were studied, aiming to make a wide ...
ARCIFA, Marlene Sofia +1 more
core +1 more source
Microglanis cottoides (Boulenger, 1891) (Siluriformes: Pseudopimelodidae): Distribution extension to Salí-Dulce River basin, northwestern Argentina [PDF]
, 2013 Microglanis cottoides (Boulenger 1891) is a known Paraná-Plata River basin catfish. Its geographic distribution is herein extended to a new drainage system, the Salí-Dulce River system, northwestern Argentina, which is a separate drainage from the Paraná-
Fernandez, Luis Alfredo +1 more
core +1 more source
, 2016 Pimelodidae Megalonema amaxanthum Lundberg & Dahdul, 2008: 447, fig. 6. Paratypes (Fig. 26). IAvH-P 11020 (14, 30.0–54.0 mm SL). Brazil, Pará, Amazon River Basin, rio Tocantins above rio Pará, collected with 3 m bottom trawl in 3–5 m channel, 02°24’17.5”S 49°27’55.5”W; J. Lundberg et al., 19 Nov 1994. Remarks: received from M.
Donascimiento, Carlos +4 more
openaire +2 more sources