Results 21 to 30 of about 14,761 (221)

Effect of Temperature on Reproduction and Sex Ratio of Guppy (Poecilia reticulata Peters)

open access: yesJurnal Akuakultur Indonesia, 2007
Water temperature could affect the reproduction of broodstock and sex ratio of progeny.  In this study, broodstock of guppy (Poecilia reticulata Peters) was reared in different temperature to determine its effect on reproduction of broodstock and sex ...
H. Arfah, S. Mariam, . Alimuddin
doaj   +1 more source

Competência de peixes como predadores de larvas de Aedes aegypti, em condições de laboratório Efficacy of fish as predators of Aedes aegypti larvae, under laboratory conditions

open access: yesRevista de Saúde Pública, 2007
OBJETIVO: Avaliar a competência de peixes na predação de larvas de Aedes aegypti, em condições de laboratório. MÉTODOS: Foram testados machos e fêmeas de cinco espécies de peixe. Os testes de predação duravam cinco semanas para cada espécie.
Luciano Pamplona de Góes Cavalcanti   +7 more
doaj   +1 more source

Interactions between male guppies facilitates the transmission of the mongenean ectoparasite Gyrodactylus turnbulli [PDF]

open access: yes, 2012
In a previous study we found that female guppies shoaled more than males and that there was greater transmission of the ectoparasite Gyrodactylus turnbulli between females.
Cable, J   +2 more
core   +1 more source

Social networks in the guppy ( Poecilia reticulata ) [PDF]

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2004
Social network theory is used to elicit details of the social structure of a population of free-ranging guppies, Poecilia reticulata. They were found to have a complex and highly structured social network, which exhibited characteristics consistent with the 'small world' phenomenon.
Darren P, Croft   +2 more
openaire   +2 more sources

Effects of culture conditions on growth and survival of Poecilia sphenops and Poecilia reticulata

open access: yesInternational Journal of Aquatic Biology, 2019
Poecilia sphenops and P. reticulata are considered as two most popular and high demanding freshwater ornamental fish species globally. The effects of feeding frequency, feed protein level, photoperiod and salinity on growth and survival of these species ...
Sithara Rasanjalee Sirimanna   +1 more
doaj   +1 more source

Cryptic MHC Polymorphism Revealed but Not Explained by Selection on the Class IIB Peptide-Binding Region [PDF]

open access: yes, 2012
The immune genes of the major histocompatibility complex (MHC) are characterized by extraordinarily high levels of nucleotide and haplotype diversity. This variation is maintained by pathogen-mediated balancing selection that is operating on the peptide ...
Barcaccia   +32 more
core   +1 more source

Pengaruh ukuran tubuh ikan Poecilia reticulata pada daya pemangsaannya terhadap larva Culex quinquefasciatus

open access: yesJournal of Biological Researches, 1999
The research aimed to know the influence of poecilia reticulata body size, in the feeding capacity on Culex quinquifasciatus larvae. The research was experimental method with Complete Random Design., each treatment with 5 replications.
Noer Moehammadi
doaj   +1 more source

Association patterns and foraging behaviour in natural and artificial guppy shoals [PDF]

open access: yes, 2008
Animal groups are often nonrandom assemblages of individuals that tend to be assorted by factors such as sex, body size, relatedness and familiarity.
Chapman, Ben B.   +7 more
core   +1 more source

Molecular and Biological Characterization of a Cryptosporidium molnari-Like Isolate from a Guppy (Poecilia reticulata) [PDF]

open access: yes, 2004
Histological, morphological, genetic, and phylogenetic analyses of a Cryptosporidium molnari-like isolate from a guppy (Poecilia reticulata) identified stages consistent with those of C. molnari and revealed that C.
Ryan, U., O'Hara, A.J., Xiao, L.
core   +2 more sources

Inner ear morphology in the Atlantic molly Poecilia mexicana [PDF]

open access: yes, 2011
Fishes show an amazing diversity in hearing abilities, inner ear structures, and otolith morphology. Inner ear morphology, however, has not yet been investigated in detail in any member of the diverse order Cyprinodontiformes.
Hess, Martin   +2 more
core   +1 more source

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