Results 61 to 70 of about 557 (150)

Assessing fish diversity in abandoned mining ponds in Madre de Dios, Peru, using environmental DNA

open access: yesEnvironmental DNA, Volume 6, Issue 1, January–February 2024.
We surveyed four lentic systems in Madre de Dios, Peru: two abandoned mining ponds created by ASGM and two unmined oxbow lakes as a reference to assess fish recolonization. We compared two alternative eDNA processing methods and contrasted our results with historic data from traditional biodiversity monitoring. Our results indicate that eDNA could be a
Camila Timana‐Mendoza   +4 more
wiley   +1 more source

Analysis of Migratory Catfish Production from Artisanal Fishing in the Middle Madeira Sub‐Basin Using New Monitoring Methods, Southwestern Amazon

open access: yesJournal of Applied Ichthyology, Volume 2024, Issue 1, 2024.
Studies on the production of Pimelodidae catfish in the Amazon are generally carried out in large fishing centers. However, the data referring to small‐scale fisheries have gaps that can represent a risk to the activity. This study evaluated the volume produced and the revenue obtained from migratory catfish of the Pimelodidae family of commercial ...
Igor Hister Lourenço   +4 more
wiley   +1 more source

Producción de alevinos de especies nativas.

open access: yesRevista Mvz Cordoba, 2017
Las ventajas de desarrollar la piscicultura con especies nativas van desde la mejor adaptación de estos peces al clima y calidad del agua de la región hasta el hábito de consumo de la población.
Víctor Atencio G
doaj   +1 more source

On the type locality of Sorubim trigonocephalus Miranda-Ribeiro, 1920 (Siluriformes: Pimelodidae)

open access: yes, 2016
Ohara, Willian Massaharu, Neuhaus, Emanuel Bruno (2016): On the type locality of Sorubim trigonocephalus Miranda-Ribeiro, 1920 (Siluriformes: Pimelodidae).
Neuhaus, Emanuel Bruno   +3 more
core   +1 more source

The ultrastructure of Sorubim lima (Teleostei, Siluriformes, Pimelodidae) spermatogenesis: premeiotic and meiotic periods

open access: yes, 1999
The ultrastructure of Sorubim lima spermatogenesis during the premeiotic and meiotic periods was studied. Our observations showed that the germ cells in the cysts are connected by cytoplasmic bridges and the mitotic and meiotic divisions are slightly ...
Quagio-Grassiotto, I, Carvalho, E. D.
core   +1 more source

Ultrastructure of Sorubim lima (Teleostei, Siluriformes, Pimelodidae) spermiogenesis

open access: yes, 2000
The spermiogenesis and the spermatozoon ultrastructure of Sorubim lima were studied. Our observations showed that early spermatids are round-shaped cells, have spherical nucleus with diffuse chromatin, small quantity of mitochondria and large amount of ...
Quagio Grassiotto, Irani [UNESP]   +1 more
core   +3 more sources

Evaluación de etilenglicol como crioprotector en la crioconservación de semen de bagre blanco (Sorubim cuspicaudus, Pimelodidae) [PDF]

open access: yes, 2014
Se evaluó el semen crioconservado de Sorubim cuspicaudus utilizando etilenglicol (ETG) a tres niveles de inclusión (5, 10, 15 %). Machos (n = 13) en fase de espermiación y hembras (n = 6) en maduración final se indujeron con 0,4 ml de Ovaprim®/Kg ...
Atencio García, Victor Julio   +6 more
core  

Development and characterization of fish nuggets obtained from mechanically separated meat of spotted sorubim [PDF]

open access: yesActa Universitatis Sapientiae: Alimentaria
The fish industry has recently sought to diversify its product offerings to meet high consumer demand beyond just fresh fish. The use of mechanically separated fish meat (MSM) enables the production of various products, including breaded items.
A. D. Cavenaghi-Altemio   +1 more
doaj   +1 more source

Karyotype variability in neotropical catfishes of the family Pimelodidae (Teleostei: Siluriformes)

open access: yesNeotropical Ichthyology
Karyotypic data are presented for four species of fish belonging to the Pimelodidae family. These species show a conserved diploid number, 2n = 56 chromosomes, with different karyotypic formulae.
Américo Moraes Neto   +6 more
doaj   +1 more source

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