Results 61 to 70 of about 926 (165)

Parasitos nas brânquias de Brycon amazonicus (Characidae, Bryconinae) cultivados em canais de igarapé do Turumã-Mirim, Estado do Amazonas, Brasil = Parasites in gills of farmed Brycon amazonicus (Characidae, Bryconinae) in stream channels of Turumã-Mirim, Amazonas State, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2007
O presente estudo teve como objetivo determinar a prevalência e a intensidade de parasitos nas brânquias, bem como o fator de condição em matrinxã Brycon amazonicus Spix e Agassiz (1829) cultivados em três canais de igarapé da região do Tarumã-Mirim ...
Jefferson Raphael Gonzaga Lemos   +4 more
doaj  

Application of Conservation Genomics to Investigate the Role of Pathogens on the Migration of Sea‐Run Brown Trout (Salmo trutta)

open access: yesJournal of Fish Diseases, Volume 48, Issue 5, May 2025.
ABSTRACT Pathogens play a key role in individual function and the dynamics of wild populations, but the link between pathogens and individual performance has rarely been investigated in the wild. Migrating salmonids offer an ideal study system to investigate how infection with pathogens affects performance given that climate change and fish farming ...
Robert J. Lennox   +8 more
wiley   +1 more source

Pathogen and Gene Expression Profiles of Atlantic Salmon From an Endangered Population

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 4, April 2025.
ABSTRACT The role of pathogens in impacting the behaviour and fate of salmonids has been studied extensively for some selected pathogens such as sea lice. However, the whole pathobiome of the fish are seldom considered and may confound and influence the study species in situ.
Robert J. Lennox   +10 more
wiley   +1 more source

Primeiro registro da ocorrência de protozoários em tamoatá Hoplosternum littorale no Brasil

open access: yesBoletim do Instituto de Pesca, 2018
Este estudo relata a primeira ocorrência de protozoários nas brí­¢nquias de tamoatá Hoplosternum littorale (Hancock, 1828) (Siluriformes: Callichthyidae) no Brasil.
Douglas Anadias PINHEIRO   +4 more
doaj  

Aspectos ecológicos dos parásitos en Cichlasoma bimaculatum (Cichlidae), pez ornamental de la Amazonia brasileña

open access: yesActa Biológica Colombiana, 2017
Este estudio investigó la fauna parasitaria de Cichlasoma bimaculatum (Cichlidae) en un afluente del sistema del Río Amazonas, en el norte de Brasil. La prevalencia parasitaria fue del 94,6 % y en total, 428267 parásitos fueron colectados, tales como ...
Marcos Tavares-Dias   +3 more
doaj   +1 more source

Parasites of Some Freshwater Fish from Armand River, Chaharmahal va Bakhtyari Province, Iran [PDF]

open access: yesIranian Journal of Parasitology, 2012
Background: The aim of this study was to detect the occurrence of parasites in fish in Armand River, Chaharmahal va Bakhtyari Province regarding the importance of native fish population in the river.
M Raissy, M Ansari
doaj   +1 more source

The relation between size and parasit load in the Molly fish (Poecilia latipinna) of Jarghoyeh qanat, Isfahan Iran.

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2016
Baker, D.G., Kent, M.L. and Fournie, J.L., 2007. Parasites of fishes. In: Baker D.G.(Ed.). Flynn, s parasites of laboratory animals, 2nd edition, Hoboken(NJ): Blackwell, pp.69-116. Farly, D.G. and Hechman, R., 1980.
M Khalaji email ; J Sarkhosh; S.H Amini; M Siyami; M Zangene; S Asadolahi
doaj  

Parasitos nas brânquias de Brycon amazonicus (Characidae, Bryconinae) cultivados em canais de igarapé do Turumã-Mirim, Estado do Amazonas, Brasil - DOI: 10.4025/actascibiolsci.v29i2.593

open access: yesActa Scientiarum: Biological Sciences, 2007
O presente estudo teve como objetivo determinar a prevalência e a intensidade de parasitos nas brânquias, bem como o fator de condição em matrinxã Brycon amazonicus Spix e Agassiz (1829) cultivados em três canais de igarapé da região do Tarumã-Mirim ...
Jefferson Raphael Gonzaga Lemos   +4 more
doaj   +1 more source

INFECÇÃO COM TROFOZOÍTOS DE Ichthyophthirius multifiliis (CILIOPHORA) EM Poecilia vivipara (POECILIIDAE) COMO HOSPEDEIRO EXPERIMENTAL INFECTION WITH TROPHOZOITES OF Ichthyophthirius multifiliis (CILIOPHORA) IN Poecilia vivipara (POECILIIDAE) AS AN EXPERIMENTAL HOST

open access: yesCiência Animal Brasileira, 2007
Este trabalho estudou o grau de parasitismo em Poecilia vivipara infectado experimentalmente com trofozoítos de Ichthyophthirius multifiliis. Em frascos de 400 mL de água com aeração constante foram acondicionados quatro peixes, com duas réplicas e ...
Alexander Camaras Berestinas   +7 more
doaj  

Protozoans infection of Cyprinus carpio L. from Bab Al-Muatham fish markets, Baghdad City

open access: yesThe Iraqi Journal of Veterinary Medicine, 2010
During the period from November 2007 untill October 2008, a total of 255 specimens of the cyprinid fish Cyprinus carpio Linnaeus, 1758, were collected from fish markets east of Baghdad city. Microscopic examination of these fishes revealed that they were
Nahla Talib Mansoor
doaj   +1 more source

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