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Global demand for seafood is growing at an unprecedented rate. By 2030, an additional 41 million tons of fish per year will be needed to maintain current levels of seafood consumption. Aquaculture is the solution, and soy-based feed is a sustainable and healthful alternative to traditional fish-based aquafeeds. In particular, grouper has been identified as a desired fish in the live reef food fish trade in Southeast Asia due to their desirable taste, hardiness in captivity, efficient...
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INTRODUCTION The increasing global population and the limiting global capture fisheries undeniably increase the demand of aquaculture. On the other hand, those will also bring about limitation to aquaculture expansion in particular of land and water utilization. Therefore, productivity enhancement in term of total production per input used becomes one of the major priority in the development of aquaculture (Avnimelech et al., 2008) . Aquaculture is the culture of...
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Amir-Antoine Khalil
INVE Aquaculture
Sustainable shrimp farming: nursery project
Amir-Antoine Khalil (INVE Aquaculture) gives an overview of nurseries around the world, and discusses infrastructure and models....
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Introduction Clarias gariepinus , a major freshwater fish in Nigeria, is of growing economic value in African aquaculture industry [8, 9, 13]. According to Macharia et al. [11], the hatching rates of Clarias gariepinus eggs in many hatcheries in Africa are erratic, ranging from 8.0 to 70%, depending on the degree of sophistication of the management of the hatcheries. Since hatchery production is the...
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1. Introduction Nanotechnology involves the characterization, fabrication of structures, materials or particles that have at least 1–100 nm in length. The field of nanotechnology is one of the most active research areas in modern materials science. Nanoparticle research is an ever-increasing scientific research interest, especially over the last couple of decades. The most effectively studied nanoparticles today are those made from noble metals, in particular Ag, Pt, Au...
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A.M. Abdelhamid
Mansoura University, Egypt
Mansoura University, Egypt
Introduction Much information is given ( Willem Van Cotthem, 2012 ) about Opuntia ficus-indica as an aloes. Therefore, the aim of the present study was evaluating the possibility of using powders of either fruits' skins or leaves of the Egyptian Teen Shoky as replacers for dietary corn in all-males mono-sex Nile tilapia, Oreochromis niloticus diets and their effects on fish performance for 75 days. This is an attempt to ameliorate feed costs by...
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A.M. Abdelhamid
Mansoura University, Egypt
Mansoura University, Egypt
Introduction Fish are the most feed converser than all terrestrial animals' species. So, the world population consumes 17% of their food protein from fish. Nowadays, aquaculture production in Egypt reached to 80% of the total local fish production (GAFRD, 2016 and Abdelhamid, 2019b). Milstein and Svirsky (1996) reported that an appropriate-adequate fish density will utilize the available resources efficiently and fish environment relationships and minimize the antagonistic ones....
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INTRODUCTION Nanotechnology and nanoscience are the study of production, manipulation, and application of materials ranging in size from less than a micron to that of individual atoms [1]. The major key aspect of nanotechnology involves in the development of rapid and reliable experimental protocols such as biological and chemical processes for the synthesis of nanomaterials over wide range of chemical compositions, sizes, high monodispersity, as well as large-scale production...
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Olivier Decamp
INVE Aquaculture
Contribution of probiotics in the increase of global shrimp production
Olivier Decamp (INVE Aquaculture) gave a presentation about the industry challenges and the contribution of probiotics in the increased production of shrimp, during the CIAC Trade-show....
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INTRODUCTION Like other animal production systems, aquaculture has developed into a highly globalized trade-dependent industry, therefore as global fish farming continues to increase, the need for formulating nutritionally balanced and cost-effective diets with high-quality protein source is important (Furuya et al., 2010). In fact, nutritional value of protein in the diet for fish is influenced by its amino acids(AA)  compositions,  therefore,  the quality...
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Introduction Nano particles exhibit unique biological, physical and chemical properties based on specific characteristics such as shape, size, distribution and surface morphology. Synthesis of nano particles through biochemical routes, using plant and algal extracts as reducing and capping agents, has received special attention among others, due to maintaining an aseptic environment during the synthetic process [1-7]. Therefore, medicinal plants and algae having well established...
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A.M. Abdelhamid
Mansoura University, Egypt
Mansoura University, Egypt
Introduction Press and Evensen (1999) mentioned that species variation in the morphology of the immune system is to be expected, given the large number and diversity of species within the teleost fishes. Several external and internal factors can influence the activity of innate immune parameters. Temperature changes, handling and crowding stress can have suppressive effects on innate parameters, whereas several food additives and immunostimulants can enhance different innate...
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INTRODUCTION Aquaculture is the fastest growing source of animal protein for humans. However, as this industry continues to develop, several inherent challenges will arise. Foremost is the need for increased production of suitable and sustainable feeds. Aquaculture has long been criticized for ‘‘using fish protein to make fish protein’’ ( Naylor et al., 2009 ). This ‘‘fishmeal trap’’ ( New & Wijkström, 2002 )...
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A.M. Abdelhamid
Mansoura University, Egypt
Mansoura University, Egypt
INTRODUCTION Aquaculture is the fastest growing sector of food animal production in the world and supplies an increasing percentage of the total production of fish for human consumption ( FAO, 2012 ). Nowadays, Egyptian fish production from aquaculture contributed by 80% of total fish production which amounted 1.8 million metric tons ( Abdelhamid, 2019a ). Tilapia in different countries is farmed with fertilization and/or supplementary feeding. Feed is the highest...
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Introduction The omnivorous Nile tilapia ( Oreochromis niloticus ) is an important commercially farmed species worldwide due to characteristics such as strong disease resistance, fast growth and the ability to accept lower cost diets with terrestrial-based ingredients ( Ng and Romano, 2013 ). Fish production costs are increasing while fish price in the market is relatively stable ( Tacon and  Metian, 2015 ). Increased price of fish feed is one of...
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1. Introduction Teleosts fish species are one of the largest sources of protein for humans through their extensive production in aquaculture. There has been a growing trend in the last decades into the use of genomics to improve our disease control and prevention strategies against various diseases infecting different fish species in aquaculture. As such, genomics studies in aquaculture have evolved from reductionist single gene sequencing to high throughput next (HTS)...
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Dr. Vikram Vakharia
University of Maryland (USA)
University of Maryland (USA)
Background Infectious pancreatic necrosis virus (IPNV) is the causative agent of a contagious fish disease by the same name and is responsible for economic losses in the aquaculture industry worldwide. In 2015, this viral agent represented about 30% of disease diagnoses reported from Chilean salmon farming centers and caused about 8% of pathogen-associated mortalities [1]. Infections with IPNV mainly occur in the freshwater or fry first-feeding stages, but fingerlings of most...
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Juarez Donzele
Juarez Donzele and 1 more
Universidade Federal de Viçosa - UFV
Universidade Federal de Viçosa - UFV
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1. INTRODUCTION The field of nanotechnology is one of the most active research areas in modern materials science. The biosynthesis of nanoparticles and nanomaterials as an emerging highlight has been widely attributed in the convergence of nanotechnology and biomedical sciences which opens the avenues and possibilities for wide variety of biological research and medical uses at cellular and molecular level. In the current scenario, the use of biocompatible nanoparticles in...
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Unprecedented demand for a slew of seafood products is likely to boost the U.S. crustacean market size as aquaculture seafood products continue to gain momentum in the region. Trend for commercial seafood products among millennial and gen Z population at various outlets will become more noticeable in the U.S. The commercial landings at ports by U.S. fishermen were pegged at close to 10 billion pounds (9.9 bn), valued at $5.4 bn in 2017. Crustaceans have been gaining traction in...
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