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Aquaculture technology flowing water and static water fish culture
Preface
Flowing water fish culture
one Flowing water fish culture
two Fish growth in hatcheries
Growth rates of cultured fish in relation to temperature
Fish growth models based on temperature units
Regression models for fish growth
Projection offish growth in time
Temperature unit procedure
Regression model procedure
Feeding intensively cultured fish
Hatchery records
SAMPLE PROBLEMS
References
three Water sources for flowing water fish culture
The hydrologic cycle
Use of surface waters for fish culture
Use of groundwater for fish culture
Water flow in channels and pipes
Water flow in open channels
Water flow in pipes
Water pumps
Measurement of water flow rate
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References
four Fish culture rearing units
Linear units
Circulating units
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References
five The solubility of oxygen in water
The gas laws
Calculation of the oxygen solubility in water
Correction for pressure and salinity
Measurement of dissolved oxygen concentration
Expression of DO in tension units
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References
six The oxygen requirements offish
Fish respiration physiology
Oxygen consumption rates of cultured fish
Effects of hypoxia on growth
Assignment of DO minima for hatcheries
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References
seven Rearing density and carrying capacity
Independence of loading rate and rearing density
Calculation of hatchery carrying capacity
Willoughby's method
Piper's method
Calculation of carrying capacity from oxygen consumption
Comparison of methods for calculation of carrying capacity
Fish rearing density
Spatial requirements of cultured fish
Density index
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eight Reaeration of flowing water
Aeration theory
Gravity aeration devices
Mechanical aeration devices
Diffuser aeration devices
Oxygenation
Problems with gas supersaturation
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References
nine Ammonia production and toxicity
Ammonia production rate
Ammonia toxicity
Calculation of ammonia concentration
Correction of the NH3 fraction for ionic strength
Assignment of NH3 maxima for hatcheries
Carrying capacity with respect to ammonia
Production capacity assessment
SAMPLE PROBLEMS
References
ten Fish hatchery effluent control
Solids removal in the quiescent zone
Production and control of phosphorus
Production and control of nitrogen
Mechanical filtration
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eleven Water recirculation
Biological filtration
Microbiology
Biofilter configuration
Removal of solid waste
RAS and water reuse system management
Control of CO2
Control of nitrite toxicity
Foam fractionation and ozone
Summary
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Static water fish culture
twelve Static water fish culture
thirteen Review of limnology
Density of water and lake stratification
Trophic status of lakes
Dissolved oxygen dynamics in relation to trophic status
Energy transfer in lakes
The biology of lakes
Applied limnology for fish ponds
References
fourteen Principles of static water aquaculture
Swingle's principles
fifteen The ecology of static water aquaculture
Fish growth
Fish production
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References
sixteen Photosynthesis and respiration
Solubility of DO and CO2
Measurement of dissolved gas concentrations
CO2 and pH dynamics in fish ponds
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References
seventeen The carbon cycle, alkalinity, and liming
Carbon cycle
Alkalinity
Measurement of alkalinity
Identification of ponds needing lime
Liming
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eighteen Nutrient cycles and fertilization
Ecology of cultured fish
Organic fertilization
Organic fertilizer materials
Organic fertilization rates
Inorganic fertilization
Inorganic fertilizer materials
The history of inorganic fertilization offish ponds
Inorganic fertilization rates
Comparison of inorganic fertilization rates
Importance of inorganic nitrogen fertilization
Use of combinations of organic and inorganic fertilizers
Advantages and disadvantages of organic and inorganic fertilizers
SAMPLE PROBLEMS
References
nineteen Use of artificial diets in static water aquaculture
Artificial fish diets
Effects of feed addition on water quality
Aeration of static water fish ponds
Representative static water aquacultures based on artificial diets
SAMPLE PROBLEMS
References
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