xii. CONTENTS. 



screen Effect of wind Material for screens Various kinds and 

 importance of screens Fontinalis rising to the fly; Bottom 

 outlets How to work them ... ... ... ... 51 



CHAPTER II. FISH PONDS CULTIVATION. 



Plants Balance of life Flora and Fauna Old ponds require 

 cleaning Pond life Its bearing on fish life Cultivation Con- 

 ditions of soil Planting New ponds Virgin waters Whitley 

 reservoir Importance of mollusca and crustaceans Aquatic 

 plants Dalbeattie reservoir Loch Fern Plants to avoid- 

 Weeding Aimchans Marginal plants ... ... ... 76 



CHAPTER III. FISH PONDS CULTIVATION CONTINUED. 



Marginal plants Insect life Plants for deep water Plants to 

 avoid Advantages of water lilies Bottom-covering plants 

 A fish-eating plant Ponds at Washington Mollusca Crustacea 

 Eels How to catch them ... ... ... ... 91 



CHAPTER IV. FISH PONDS HOW TO STOCK THF.M. 



Preparation Stocking -Carrying live trout -Dipping the trout 

 Transit Large fish Two-year-olds Yearlings Fry Nursery 

 ponds Water plants Turning out fry Fry in rivers Excellent 

 travellers Glass carriers Advantages of Equalizing tem- 

 perature Fish killed by thoughtlessness Wooden carriers 

 Metal Travelling trout in August Care required Fully eyed 

 ova Trout at the Antipodes American work Successes ... 103. 



CHAPTER V. THK HATCHKRV, 



Selection of the \vate~-- Its importance Construction Out-door 

 hatchery In-door natchery Frostproof building Lighting 

 Filtration of water Concrete floor Drainage The apparatus 

 How to construct Caibonizing Trap boxes Catchpool No 

 admittance Beware of visitors Early days of the Solway 

 Fishery are required in a hatchery ... ... ... 124. 



CHAPTER VI. COLLECTING THE EGGS. 



The old method as employed at Troutdale Hatchery Ova hunting 

 in Cumberland Work on a natural stream The water ouzel 

 Blank days Honister Crag Ulleswater Advantages of the 

 present system Spawning trout Laying down the eggs 

 Embryology Dry method of impregnation Catching the 

 Spawners Sorting Cleanliness Effects of temperature 

 Washing the eggs Hermaphrodite trout ... ... ... 140 



CHAPTER VII. INCUBATING THE EGGS. 



Everything in perfect working order Everything well seasoned 

 Preparing the grilles Laying down ova Picking Beware of 

 fungus Sediment Effects of concussion Washing eggs The 

 eye spots Embryo as seen through the microscope The eggs 

 commence hatching ... ... ... ... ... 156 



