Results 61 to 70 of about 1,720 (199)

Perfil hematológico do Sorubim lima (Siluriformes, pimelodidae) de cativeiro: intervalos de referência, morfologia e citoquímica celular [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Aquicultura, Florianópolis, 2013A hematologia consiste em uma análise rápida e prática para auxiliar o diagnóstico do desequilíbrio
Bianchi, Micael Borile
core  

Pseudoplatystoma corruscans (Spix & Agassiz, 1829) [PDF]

open access: yes, 2011
Fil: Nadalin, Diego Oscar. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
Nadalin, Diego O.   +2 more
openaire   +2 more sources

Exploring ecohydrology through the lens of local fishers in the Bolivian Amazon

open access: yesEcosphere, Volume 17, Issue 4, April 2026.
Abstract The natural flow regimes of Andean‐Amazon tributaries play a vital role in sustaining their rich biodiversity and productive local fisheries, but ongoing and proposed alteration of river flow regimes by large dams threatens to negatively impact river ecosystems. Despite its importance, our understanding of how hydrologic variability influences
Lina G. Terrazas‐Villarroel   +4 more
wiley   +1 more source

Pseudoplatystoma corruscans NT

open access: yes, 2014
P. corruscans (Spix & Agassiz, 1829) NT original Platystoma corruscans synonyms Sorubim caparary Spix, 1829 Silurus macrocephalus Larrañaga, 1923 type locality macrocephalus ...
Litz, Thomas O.   +1 more
openaire   +1 more source

The Role of Elevation, Connectivity and Land Cover on Migratory and Non‐Migratory Fish Communities in an Amazonian Riverine System

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.
ABSTRACT Dams and deforestation are key drivers of freshwater biodiversity loss in the Amazon, as they alter river connectivity, water quality and habitat structure. This study investigates how connectivity (Reach Connectivity Index—RCI), elevation and natural land cover influence the diversity and composition of fish assemblages in a highly fragmented
Izaias Médice Fernandes   +6 more
wiley   +1 more source

Optimizing Total Suspended Solids Mitigation in a Data‐Limited Watershed: A Network‐Based Advection–Reaction Model Applied to the Canal del Dique, Colombia

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Total Suspended Solids (TSS) significantly degrade water quality by reducing light penetration and oxygen availability, while facilitating the transport of toxic contaminants. Managing TSS in watersheds requires an understanding of both hydrological connectivity and pollutant dynamics; however, these efforts are significantly constrained by ...
Jesus Guzmán Pérez   +2 more
wiley   +1 more source

Identificação de Parasitos de Peixes Cultivados e Selvagens em Mato Grosso do Sul [PDF]

open access: yes, 2011
TCC (graduação) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Curso de Engenharia de Aquicultura.Este relatório descreve as atividades realizadas durante o período de estágio supervisionado II, no qual se realizou a identificação
Paseto, Ágata
core  

Genetic divergence between Pseudoplatystoma corruscans and Pseudoplatystoma reticulatum (Siluriformes: Pimelodidae) in the Paraná River Basin

open access: yesBrazilian Journal of Biology
Pseudoplatystoma corruscans (Spix and Agassiz, 1829) and Pseudoplatystoma reticulatum (Eingenmann and Eigenmann, 1889) are large migratory catfishes of high biological importance and great commercial value in South America.
TS. Bignotto   +10 more
doaj   +1 more source

Distribution modelling for Neotropical freshwater stingrays Potamotrygon brachyura and Potamotrygon motoro (Myliobatiformes, Potamotrygonidae) in the Uruguay River basin

open access: yesJournal of Fish Biology, Volume 108, Issue 1, Page 43-56, January 2026.
Abstract This study aimed to identify geographical distribution patterns of the giant short‐tailed river stingray Potamotrygon brachyura and the motoro stingray Potamotrygon motoro in the Uruguay River basin. Data on presence/absence of stingrays were based on fishers' knowledge accessed by interviews through expeditions in Brazil, Argentina and ...
Danilo Araujo Soares Pereira   +2 more
wiley   +1 more source

Desempenho produtivo de Pseudoplatystoma corruscans estocados em sistemas de criação: semi-intensivo (viveiro escavado) e intensivo (tanque-rede) Growth performance of Pseudoplatystoma corruscans stocked in rearing systems: semi-intensive (ponds) and intensive (cages)

open access: yesCiência Rural, 2011
Objetivou-se comparar o desempenho produtivo e custos de produção de exemplares de pintado, Pseudoplatystoma corruscans, estocados em dois sistemas de criação: semi-intensivo (viveiro escavado, VE) e intensivo (tanque-rede, TR).
Andressa Daniela de Sousa Liranço   +2 more
doaj   +1 more source

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