Results 51 to 60 of about 3,112 (202)

Phylogeny cytogenetics and molecular brycon devillei, Brycon ferox, Brycon insignis, Brycon opalinus and Brycon vermelha (Characidae: Bryconinae) east of Brazil [PDF]

open access: yes, 2013
O gênero Brycon é o principal representante da subfamília Bryconinae, com espécies ocorrendo nas bacias hidrográficas do oeste e leste dos Andes. No Brasil, os briconíneos estão distribuídos nos principais sistemas hidrográficos, e por serem sensíveis às
Travenzoli, Natália Martins
core  

CARACTERIZACIÓN CARIOTÍPICA DEL YAMÚ (Brycon siebenthalae)

open access: yes, 2003
RESUMEN: El yamú (Brycon siebenthalae) es un pez de escama, nativo de la Orinoquia Colombiana, con alto potencial para acuicultura. Sin embargo, el conocimiento sobre su biología es aún muy limitado.
CRUZ-CASALLAS, P.E   +2 more
core   +4 more sources

Development, genetic diversity analysis, and transferability of microsatellite markers for Brycon amazonicus [PDF]

open access: yesBrazilian Journal of Biology
Brycon amazonicus is a species native to Brazil, with significant socioeconomic importance and immense potential for fish production. It is the second most cultivated species in the Amazon.
A. M. Urrea-Rojas   +8 more
doaj   +1 more source

Fish Sperm Subpopulations Detection, Separation, and Application: Current State and Trends

open access: yesReviews in Aquaculture, Volume 18, Issue 4, September 2026.
Modern advances in sperm biology highlight the necessity of recognising intra‐ejaculate heterogeneity as a central concept for advancing both the fundamental understanding of fertilisation processes and the development of artificial reproduction techniques in fishes. ABSTRACT Sperm subpopulations represent a fundamental manifestation of intra‐ejaculate
Viktoriya Dzyuba   +2 more
wiley   +1 more source

Manejo de la primera alimentación de dorada Brycon sinuensis ofreciendo larvas de bocachico Prochilodus magdalenae Manejo da primeira alimentação de dorada Brycon sinuensis forneciendo larvas de bocachico Prochilodus magdalenae First feeding of Dorada (Brycon sinuensis) with Bocachico (Prochilodus magdalenae) larvae

open access: yesRevista Colombiana de Ciencias Pecuarias, 2010
El objetivo del estudio fue evaluar el efecto de la densidad de presas en la larvicultura de dorada Brycon sinuensis, para lo cual fueron ofrecidas, durante 24 horas, cuatro proporciones presa-predador 0:1 (T1), 1:1 (T2), 2:1 (T3) y 4:1 (T4) al inicio de
Víctor J Atencio García   +4 more
doaj  

A alimentação de juvenis de matrinxã, Brycon amazonicum (Pisces, Characidae), em áreas inundadas da Ilha de Marchantaria, Amazonas, Brasil The diet of matrinxã Brycon amazonicum (Pisces, Characidae) juveniles, in flooded areas of the Marchantaria Island, Amazonas, Brazil

open access: yesActa Amazonica, 2004
Estudou-se a dieta de 44 exemplares de juvenis de Brycon amazonicum (de 15 a 50mm de C.P), em áreas inundadas da Ilha de Marchantaria, no rio Solimões. Os peixes foram capturados com rede-de-mão com 30cm de diâmetro e cabo de 2 metros de comprimento.
Rosseval Galdino Leite
doaj   +1 more source

Semi‐Artificial Breeding Report of Endangered Chitala lopis Using Hormonal Induction Treatments

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 4, August 2026.
The graphical abstract of the first successful semi‐artificial breeding of the endangered Giant Featherback (Chitala lopis, Bleeker 1851) by hormonal induction ABSTRACT Reproductive maturity of Chitala lopis is critical for preventing species loss, as the species was previously listed as critically endangered on the IUCN Red List.
Boby Muslimin   +18 more
wiley   +1 more source

Fossil freshwater fishes from the Pliocene of northern Colombia and the palaeogeography of northern South America

open access: yesPapers in Palaeontology, Volume 12, Issue 4, July/August 2026.
Abstract Freshwater fishes from the northwestern Colombian Andes are reported from the Pliocene Sincelejo and Ware formations. A total of 10 taxa have been identified, involving two orders, five families and nine genera. Characters from dental morphology, fin spines and cranial bones are provided as taxonomic tools for the study of fossil fishes.
Gustavo A. Ballen   +6 more
wiley   +1 more source

The influence of the photoperiod on productive performance and survival of piabanha-of-Pardo (Brycon vonoi ), hatchery

open access: yesCiência Rural, 2018
: This research aimed to verify the influence of the photoperiod on the performance and survival piabanha-of-Pardo (Brycon vonoi) larvae. Piabanha-of-Pardo larvae 24 hours post-hatch, with body weight of 2.44 ± 0.02mg, and total length of 7.82 ± 0.46mm ...
Marcelo Mattos Pedreira   +2 more
doaj   +1 more source

Flavobacterium oreochromis From Farmed Tambaqui (Colossoma macropomum): Insights Into Genetic, Phenotypic and Pathogenic Diversity

open access: yesJournal of Fish Diseases, Volume 49, Issue 7, July 2026.
ABSTRACT Flavobacterium spp. are the etiological agents of columnaris disease. Although there is evidence that columnaris poses a significant threat to the farming of tambaqui (Colossoma macropomum), there remains a large gap in understanding the genetic and phenotypic diversities of columnaris‐causing bacteria (CCB).
Elcimara Cardoso Pereira   +8 more
wiley   +1 more source

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