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Interspecific Hybridization of Sturgeon Species Affects Differently Their Gonadal Development
Acipenseriformes gonad histology hybrid fertility hybrid gametogenesis
2018/3/5
Gonad development in fish is generally assumed to be negatively influenced by interspecific hybridization,
resulting in sterility or sub-sterility. However, this is not the case in sturgeons (Acipens...
Early embryonic development in pikeperch (Sander lucioperca) related to micromanipulation
blastodisc isolation blastula cleavage
2016/7/6
Recently, transplantation of germ cells has attracted attention as a potential technique for efficient reproduction of fish. One of the well-proven techniques to deliver donor germ cells into a recipi...
Development of a New Fishway for Various Fish Species and Cost Reduction
headwork hydraulic design orifice
2009/9/10
Recently, environmental conservation has been considered to be a more important part of the design of irrigation barrages than before. In this study, we investigated the spatial patterns of local flow...
Dietary Changes in the Abalone,Haliotis discus hannai,and Relationship with the Development of the Digestive Organ
feeding growth nutrition post-larval abalone survival
2009/9/10
The feeding habits of the Ezo abalone, Haliotis discus hannai, changed with growth. Three major changes in the feeding of H. discus hannai were identified by reviewing recent studies on the feeding ha...
The Role of Thyroid Hormone in Fish Development with Reference to Aquaculture
egg environmental disruptor deformity metamorphosis
2009/9/9
Recent progress in an understanding of the role of thyroid hormone (TH) on fish development was reviewed with particular reference to fish farming. TH is a small liposoluble hormone produced in thyroi...
Locally produced fish feed：potentials for aquaculture development in subsaharan Africa
Aquaculture fish feed local production sub-Saharan Africa
2009/3/3
Aquaculture development and growth in Africa have been on a low ebb despite the vast aquatic resources that abounds on the continent. Since the introduction of aquaculture to Africa, some decades ...
The role of dietary phytase in formulation of least cost and less polluting fish feed for sustainable aquaculture development in Nigeria
Fish feed phytase cost effective diet sustainable aquaculture
2009/3/3
The production of fish meal in Nigeria from the wild sources has for some period now been dwindling and when available are very expensive, because most of the fish meal used in fish feed formulation...