Results 91 to 100 of about 33,257 (269)

Bony fish genomes: Status and gaps

open access: yesJournal of Fish Biology, EarlyView.
Abstract Bony fish constitute an exceptionally species‐rich group of aquatic vertebrates, comprising more than 95% of all living fish. The adaptive processes on the diversity of environments they inhabit make them a highly diverse group from taxonomic, morphological and evolutionary standpoints.
Noelia Pérez‐Pereira   +3 more
wiley   +1 more source

Fontes protéicas suplementadas com aminoácidos e minerais para a tilápia do Nilo durante a reversão sexual Protein sources supplemented with amino acids and minerals to Nile tilapia during sex reversal phase

open access: yesRevista Brasileira de Zootecnia, 2005
Objetivou-se, no presente experimento, comparar o efeito da origem da fonte protéica e da suplementação com lisina e metionina ou cálcio e fósforo para a tilápia do Nilo (Oreochromis niloticus), durante a reversão sexual.
Fábio Meurer   +4 more
doaj   +1 more source

Análise e validação de metodologia para determinação de ametrina, diuron, hexazinona e tebutiuron em filé de tilápia. [PDF]

open access: yes, 2015
Resumo: Embora os herbicidas sejam amplamente utilizados nas atividades agrícolas, o impacto desta utilização sobre a qualidade das águas é pouco conhecido e tem sido alvo de estudos em todo o mundo, sendo que efeitos mutagênicos e genotóxicos já foram ...
ASSALIN, M. R.   +4 more
core  

Histological characterisation of gonadal sex differentiation in Malabar red snapper (Lutjanus malabaricus) for aquaculture advancement

open access: yesJournal of Fish Biology, EarlyView.
Abstract The Malabar red snapper (Lutjanus malabaricus) is a high‐value tropical marine species receiving growing attention for aquaculture development in Singapore and Southeast Asia. At present, seed production relies primarily on uncontrolled mass spawning in sea cages, a practice that lacks consistency, biosecurity and control of genetic ...
Bing Liang   +8 more
wiley   +1 more source

Digestibilidade aparente de alguns alimentos protéicos pela tilápia do Nilo (Oreochromis niloticus) Apparent digestibility of some protein sources for Nile tilapia (Oreochromis niloticus)

open access: yesRevista Brasileira de Zootecnia, 2003
Foi conduzido um ensaio de digestibilidade para determinar os coeficientes de digestibilidade aparente (CD) da matéria seca (MS), energia bruta (EB) e proteína bruta (PB) da farinha de peixe (FP), farinha de vísceras de aves (FV), glúten de milho (GM) e ...
Fábio Meurer   +2 more
doaj   +1 more source

Canola meal in the diets of pacu Piaractus mesopotamicus (Holmberg 1887): effects on growth and body composition [PDF]

open access: yes, 2008
Avaliaram-se os efeitos da inclusão de farelo de canola em dietas de juvenis de pacu (Piaractus mesopotamicus) sobre parâmetros de crescimento e composição corporal.
CARNEIRO, D.J.   +3 more
core   +2 more sources

Fish welfare in a changing world: New developments and current challenges

open access: yesJournal of Fish Biology, EarlyView.
Abstract The welfare of non‐human animals is central to ethical discussions on animal use, with increasing attention to fish welfare across research, aquaria, aquaculture, and fisheries. This paper reviews current theoretical approaches to animal welfare and recent advances in defining and assessing fish welfare since the seminal paper by Huntingford ...
Sonia Rey Planellas   +16 more
wiley   +1 more source

Air exposure test in Colossoma macropomum juveniles maintained in water at suboptimal temperature: Physiological, metabolic and oxidative stress responses

open access: yesJournal of Fish Biology, EarlyView.
Abstract This study evaluated the physiological, metabolic and oxidative responses of Colossoma macropomum subjected to air exposure when maintained in water at suboptimal temperature (23°C). A total of 54 fish (81.33 ± 11.90 g) were distributed into nine tanks (6 fish per tank). For the air exposure test, 24 animals were exposed for 30 min and another
Gisele Cristina Favero   +8 more
wiley   +1 more source

Diagnóstico das pisciculturas do Programa Peixe Vida em Mato Grosso do Sul. [PDF]

open access: yes, 2011
Características das pisciculturas; Manejo da Piscicultura; Espécies cultivadas; Manjo sanitário; Avaliaçõa da atividade pelos piscicultores.bitstream/item/38092/1/DOC200569 ...
FORTES, W. G.   +3 more
core  

Chronic thermal stress affects growth, liver morphology and molecular responses but allows recovery at optimal temperature in juvenile zebrafish (Danio rerio)

open access: yesJournal of Fish Biology, EarlyView.
Abstract Climate‐driven aquatic heatwaves pose an increasing threat to fish populations by inducing prolonged thermal stress. However, the resilience of teleosts to chronic heat exposure and their capacity for recovery remains poorly understood. This study investigated the effects of chronic high‐temperature exposure on juvenile zebrafish (Danio rerio).
Monique Adzijovski   +3 more
wiley   +1 more source

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