Contents 



Preface xv 



Abbreviations Used in the Text xix 



Common and Scientific Names of Fish Species Cited in the Text xxi 



1: Hatchery Requirements 



Water Quality 3 



Temperature 3 



Dissolved Gases 4 



Oxygen 5 



Nitrogen 8 



Carbon Dioxide 9 



Toxic Gases 10 



Dissolved Gas Criteria 70 



Suspended and Dissolved Solids JO 



Suspended Solids 70 



Acidity 7 7 



Alkalinity and Hardness 11 



Total Dissolved Solids 12 



Toxic Materials 12 



Heavy Metals 13 



Salinity 13 



Turbidity 14 



