A larvicultura é um período crítico na produção de peixes ornamentais, devido às necessidades produtivas e nutricionais das larvas nos primeiros dias vida. O fornecimento alimento vivo essencial para a sobrevivência larvas, sendo Artemia sp. o mais utilizando, apensar representar custo elevado. Tornando necessária busca por alimentos vivos menor como nematóide microverme da aveia. presente trab...

Ten novel microsatellite markers were developed and characterized from Siamese fighting fish (Betta splendens). Nine of ten markers were polymorphic, exhibiting an allelic number (NA) from 2 to 6 alleles per locus. The effective number of alleles (NE) ranged from 1.60 to 3.08 (average of 2.30). The observed (HO) and expected (HE) heterozygosities ranged from 0.13 to 0.67 (average of 0.39) and 0...

In this study, an important ornamental fish, Betta splendens (Osphronemidae), from three different Brazilian states was examined for parasitic infestations. Smears with parasites were impregnated with silver nitrate or stained using Giemsa for taxonomic evaluation. A disc-shaped trichodinid with a body diameter of 39.7 ± 3.3 µm, adhesive disc diameter of 32.9 ± 3.1 µm and denticulate ring diame...

Abstract Betta fish ( splendens ) is one of the ornamental that in demand by public because it has aesthetic value and high economic value. The attractive body color male betta with long fins causes this to be more compared female fish. Male have prospect being monosexually cultured which can done masculinization method. purpose study was determine effect pasak bumi extract on percentage sex ra...

Betta fish are freshwater ornamental that very popular and have quite high economic value, but the reproductive process still depends on spawning season, so an increase in potential is needed. The experiment was conducted order to determine role of each induction Oocite development (Oodev) hormone diet betta female final maturation morphology gonads. Completely randomized design (CRD) with one ...