Results 11 to 20 of about 1,930 (194)

Ecological Factors and Diversification among Neotropical Characiforms [PDF]

open access: yesInternational Journal of Ecology, Volume 2012, Issue 1, 2012., 2012
Morphological and DNA sequence data has been used to propose hypotheses of relationships within the Characiformes with minimal comparative discussion of causes underpinning the major intraordinal diversification patterns.
Duque Escobar, Santiago Roberto   +5 more
core   +2 more sources

Biogeography of curimatid fishes reveals multiple lowland-upland river transitions and differential diversification in the Neotropics (Teleostei, Curimatidae). [PDF]

open access: yesEcol Evol, 2021
The time‐calibrated molecular phylogeny and geographic range evolution of the Neotropical family Curimatidae show a Late Cretaceous origin in lowland basins of South America with subsequent colonization to upland basins at multiple times during the Cenozoic.
Melo BF   +3 more
europepmc   +2 more sources

Copepod parasites of Curimatella lepidura (Characiformes, Curimatidae) from the Três Marias Reservoir, Brazil Copépodes parasitos de Curimatella lepidura (Characiformes, Curimatidae) do reservatório de Três Marias, Brasil

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2008
Copépodes ergasilídeos coletados nas brânquias de Curimatella lepidura do reservatório de Três Marias, alto rio São Francisco, Minas Gerais, Brasil e identificados como Miracetyma etimaruya e Ergasilus sp., constituem o primeiro registro de parasitos ...
M.C. Albuquerque   +3 more
doaj   +2 more sources

Ultrastructural changes in female hepatocytes during ovarian maturation of Steindachnerina insculpta (Pisces: Curimatidae) Mudanças ultra-estruturais nos hepatócitos de fêmeas de Steindachnerina insculpta (Pisces: Curimatidae) durante a maturação ovariana [PDF]

open access: yesBrazilian Journal of Biology, 2006
During gonadal maturation the females of Steindachnerina insculpta, a teleost of the Furnas reservoir, Minas Gerais, Brazil, show low hepatosomatic and high gonadossomatic indexes, suggesting possible transference of hepatic substances to the ovaries. In
V. M. A. Ribeiro   +3 more
doaj   +5 more sources

Morfologia das brânquias de Steindachnerina brevipinna (Eigenmann & Eigenmann, 1889) (Characiformes, Curimatidae)

open access: yesBiotemas, 2009
O Birú, Steindachnerina brevipinna, é um peixe de hábito detritívoro. O presente estudo descreve a morfologia respiratória, contribuindo na determinação do hábito alimentar da espécie. O material foi processado de acordo com a metodologia de inclusão em
Fernanda Blauth de Lima   +4 more
doaj   +4 more sources

Distribution extension of Curimatella immaculata (Fernández-Yépez, 1948) Curimatidae, Amazon, Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2021
de Oliveira, L. P., Corrêa, F., da Silva, R. S., Vieira Among, L. J. S. (2022): Distribution extension of Curimatella immaculata (Fernández-Yépez, 1948) Curimatidae, Amazon, Brazil. Brazilian Journal of Biology (e236559) 82: 1-4, DOI: 10.1590/1519-6984.236559, URL: http://dx.doi.org/10.1590/1519-6984 ...
L. P. de Oliveira   +3 more
doaj   +7 more sources

Acidos grasos de juveniles de Prochilodus lineatus (Valenciennes) (Pisces, curimatidae) [PDF]

open access: yes, 1992
Les juvéniles pêchés dans des petites mares de la plaine alluviale du Parana moyen (31° 45' S-60° 45' W) ont été séparés en deux classes de taille : 27-38 mm et 75-94 mm.
Bayo, V., Cordiviola de Yuan, E.
core   +2 more sources

Morphology of the gills of Steindachnerina brevipinna (Eigenmann & Eigenmann, 1889) (Characiformes, Curimatidae). [PDF]

open access: yesBiotemas, 2009
The Birú, Steindachnerina brevipinna, is a fish of detritivorous habit. This study describes the respiratory morphology, which contributes to the determination of the species’ feeding habits.
Fernanda Blauth de Lima   +4 more
doaj   +1 more source

Application of a deep learning image classifier for identification of Amazonian fishes. [PDF]

open access: yesEcol Evol, 2023
To address the growing prevalence of large ecological datasets combined with a need for rapid species identification tools, we describe a novel application of a computer vision model, which is built to rapidly identify Amazonian fishes from captured image data.
Robillard AJ   +7 more
europepmc   +2 more sources

Hydrological Connectivity Enhances Fish Biodiversity in Amazonian Mining Ponds: Insights From eDNA and Traditional Sampling. [PDF]

open access: yesMol Ecol
ABSTRACT Artisanal and small‐scale gold mining (ASGM) expansion in the Madre de Dios region of the Peruvian Amazon has transformed primary forests into a novel wetland complex of thousands of abandoned mining ponds. Despite their ecological relevance, post‐mining recovery of these systems remains understudied, particularly regarding fish biodiversity ...
Timana-Mendoza C   +7 more
europepmc   +2 more sources

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