Results 51 to 60 of about 1,363 (211)

Infektivitas parasit Ichtyophthirius multifiliis yang disimpan pada suhu rendah

open access: yesJurnal Akuakultur Indonesia, 2016
The aim of this study was to evaluate infectivity of Ichtyophthirius multifiliis which caused white spot disease maintained at low temperature without its host.
, Rahman   +3 more
doaj   +1 more source

Mixed-phenotype grouping: the interaction between oddity and crypsis [PDF]

open access: yes, 2012
Aggregations of different-looking animals are frequently seen in nature, despite well-documented selection pressures on individuals to maintain phenotypically homogenous groups.
Kimbell, Helen   +2 more
core   +1 more source

Casanovas are liars : behavioral syndromes, sperm competition risk, and the evolution of deceptive male mating behavior in live-bearing fishes [version 2; referees: 2 approved, 1 approved with reservations] [PDF]

open access: yes, 2013
Male reproductive biology can by characterized through competition over mates as well as mate choice. Multiple mating and male mate choice copying, especially in internally fertilizing species, set the stage for increased sperm competition, i.e., sperm ...
Bierbach, David   +5 more
core   +2 more sources

Columnaris disease in fish: a review with emphasis on bacterium-host interactions [PDF]

open access: yes, 2013
Flavobacterium columnare (F. columnare) is the causative agent of columnaris disease. This bacterium affects both cultured and wild freshwater fish including many susceptible commercially important fish species. F. columnare infections may result in skin
Bossier, Peter   +4 more
core   +3 more sources

Ham Petrolün Poecilia sphenops (Valenciennes, 1846) (Cyprinidae, Teleostei) Deri Histolojisi Üzerine Etkileri

open access: yesKafkas Universitesi Veteriner Fakultesi Dergisi, 2012
Summary As being the main energy source that is needed for all of the industrial processes, crude oil is evaluated as a widely investigated ecotoxicant. In order to identify the effects of crude oil on the skin of teleosts, Poecilia sphenops specimens were exposed to three different concentration of soluble part of crude oil (10%, 20%, 40%) at four ...
Özlem Önen   +3 more
openaire   +3 more sources

Transcriptomic differentiation underlying marine‐to‐freshwater transitions in the South American silversides Odontesthes argentinensis and O. bonariensis (Atheriniformes)

open access: yesEcology and Evolution, Volume 7, Issue 14, Page 5258-5268, July 2017., 2017
Two species of silversides have very different patterns of gene expression in the gill due to the different environments they inhabit, despite little documented genetic divergence between them. Abstract Salinity gradients are critical habitat determinants for freshwater organisms.
Lily C. Hughes   +6 more
wiley   +1 more source

Use of Probiotics in Aquaculture

open access: yesInternational Scholarly Research Notices, Volume 2012, Issue 1, 2012., 2012
The growth of aquaculture as an industry has accelerated over the past decades; this has resulted in environmental damages and low productivity of various crops. The need for increased disease resistance, growth of aquatic organisms, and feed efficiency has brought about the use of probiotics in aquaculture practices.
Patricia Martínez Cruz   +5 more
wiley   +1 more source

Uso de la técnica de diafanización para el estudio del desarrollo óseo de Poecilia sphenops (Pisces: Cyprinodontiformes)

open access: yesManglar
Los estudios osteológicos en peces generalmente se han centrado en regiones específicas del esqueleto, sin considerar la descripción de todo el organismo, siendo la familia Poeciliidae muy poco estudiada; por el cual el objetivo del presente trabajo fue ...
Josue Emmanuel Rosas Campos   +2 more
doaj   +1 more source

Fauna parasitária de peixes ornamentais comercializados no estado de Santa Catarina, Brasil [PDF]

open access: yes, 2014
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Engenharia de Aquicultura.Este trabalho analisou a fauna parasitária de peixes ornamentais comercializados no Estado de Santa Catarina, Brasil, entre agosto e
Lami, Fernanda
core  

The Digestive Microbiome Diversity of the Least Killifish, Heterandria formosa, and Its Implications for Host Adaptability to Varying Trophic Levels

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 4, August 2025.
Investigations of environmental factors influence on the gut microbiome of the least killifish reveal high variability in gut microbiomes between disparate sites and higher microbial diversity in healthier habitats as reported by the Florida Department of Environmental Protection. Findings suggests specific microbial taxa that may aid in bioremediation
Benjamin D. Pluer, Joseph Travis
wiley   +1 more source

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