Results 41 to 50 of about 1,227 (168)
Observations on non-randomly distribution of spores of Henneguya spp. (Cnidaria, Myxosporea, Myxobolidae) within plasmodia [PDF]
, 2017 Species of the cnidarian genus Henneguya Thelohan, 1892 (Myxosporea: Myxobolidae) are histozoic parasites commonly found in freshwater and, more rarely, in marine fish.
Adriano, Edson A. +6 more
core +2 more sources
Acta Scientiarum: Biological Sciences, 2008 A variabilidade genética de Leporinus lacustris foi estimada a partir de uma população coletada na lagoa do Carão (22o44’S/53o17’W), na planície de inundação do alto rio Paraná.
Maria Dolores Peres, Erasmo Renesto
doaj +1 more source
Effects of In Vivo Exposure to Roundup® on Immune System of Caiman latirostris. [PDF]
, 2012 The present study aimed to evaluate the effect of Roundup® (RU, glyphosate-based formulation) on some parameters of the immune system and growth of Caiman latirostris. Seventy-two caimans (20-day-old) from Proyecto Yacaré (Gob. Santa Fe/MUPCN) were used.
Larriera, Alejandro +4 more
core +1 more source
Spatial variations in fish assemblage structure in a southeastern Brazilian reservoir
Brazilian Journal of BiologyWe assessed the fish assemblage structure and composition of Nova Ponte Reservoir (Araguari River, Upper Paraná Basin, Brazil). We observed significant differences in abundance (p = 0.0003), richness (p = 0.0005) and diversity (p = 0.02) between ...
B. O. Sanches +4 more
doaj +1 more source
Environmental DNA, Volume 7, Issue 4, July–August 2025.Using eDNA metabarcoding, we assessed fish diversity in isolated sinkholes in southern Brazil, uncovering signs of local extinction and species persistence. This approach offers a non‐invasive tool for biodiversity assessment and informs conservation efforts in unique karst environments.
Luz E. De la Ossa‐Guerra +5 more
wiley +1 more source
Bibliografía de los peces de agua dulce de Argentina y Uruguay : Suplemento 1982 [PDF]
, 1982 Fil: López, Hugo Luis. División Zoología Vertebrados, Museo de La Plata, UNLPFil: Menni, Roberto Carlos. División Zoología Vertebrados, Museo de La Plata, UNLPFil: Ringuelet, Raúl Adolfo. Instituto de Limnología Dr. Raúl A. Ringuelet (ILPLA); Facultad de
López, Hugo Luis +2 more
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Bioimpedância como ferramenta de análise da composição corporal de Piava, Leporinus obsutidens [PDF]
, 2014 Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Aquicultura, Florianópolis, 2014.Dentre as técnicas utilizadas para avaliar a composição corporal de peixes, tornam-se ...
Arantes, Túlio Barbosa
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Journal of Applied Ichthyology, Volume 2025, Issue 1, 2025.Length‒weight relationships (LWRs) and length‒length relationships (LLRs) were estimated for 63 and 58 freshwater fish species, respectively, captured in the Itaipu Reservoir, Paraná River Basin, Paraná State, Brazil. Sampling was carried out from March 1987 to July 2024 at 63 professional fishing sites within the reservoir’s area of influence ...
Éder André Gubiani +7 more
wiley +1 more source
Peixes nativos do Rio São Francisco adaptados para cultivo. [PDF]
, 2012 A produção de peixes é uma atividade que vem crescendo no Brasil e tende a continuar assim, já que estudos divulgados recentemente apontam para o aumento do consumo de pescados, inclusive no nosso País, que é rico em recursos hídricos e em diversidade de
BALZANA, L. +5 more
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Cambios estacionales de la densidad de peces en una laguna del valle aluvial del rio Parana (Argentina) [PDF]
, 1988 En aval du confluent du Parana et du Paraguay, les nombreuses espèces de poissons présentes (dont beaucoup d'intérêt commercial) accomplissent des migrations complexes, latérales et longitudinales, encore inexpliquées.
Oldani, N.O. +3 more
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