CONTENTS. XV 



PAGE 



Shocks objectionable to Ova before the Embryo has 



quickened 78 



Difficulty of transporting large Fish 83 



Mr. Eyre's Fish-carrier ib. 



Air-pump for Bait-carrier 84 



Drawing-room Apparatus 85 



Floating Apparatus 88 



CHAPTER IV. 



On the Food of Fish and its Production 90 



Omnivorousness of Fish ib. 



Difference displayed in Breeds of Trout 91 



Experiments in Feeding 92 



The Fish of the Chess and Wick compared and considered 93 



Fresh-water Pulex : its Excellence as Food for Fish . . 95 



The Cause of Fish not rising well to the Fly in some Lakes 97 



The Value of Weed in Lakes 98 



Feed for Trout in Loch Leven 99 



The Introduction of new Plants into Lakes 101 



The Production of Fish Food, &c. a new Science . . . 103 



Minnows not advantageous in Trout Lakes 1 05 



CHAPTER V. 



On the Crossing of Breeds of Fish . 106 



The Size of Fish in various Rivers ib. 



Comparison to the Breeds ot Cattle 107 



Little known with respect to Hybrids 108 



CHAPTER VI. 



Considerations on the Best Kinds of Fish for Rivers. 109 



The best fresh-water Fish ib. 



The Sea Trout 110 



The Eriox ^ ib. 



The Charr " Ill 



The Scandinavian Charr 112 



The Iceland Charr 113 



The Grayling ib. 



The Burbot 114 



The Lamprey 115 



The Lampern 116 



