CONTENTS. 



Page 



List of Illustrations 9 



Introduction 11 



The meaning of balance 16 



The aquarium tank 18 



Temperature 21 



Placing the aquarium 22 



Planting the aquarium 23 



List of common plants 27 



Stocking the aquarium 28 



Common aquarium fishes — 34 



Animals that will live well together 35 



Feeding 36 



Cleaning the aquarium 41 



Marine aquaria 46 



The terrarium 49 



Diseases and parasites : 



Diseases 51 



Plant parasites 54 



Bacteria -. 55 



Animal parasites 56 



The care of young fishes 58 



The use of lenses " ^^ 



The study of aquaria ^1 



Publications of interest to the aquarist 62 



