P R E F A C E . THE practice of Pisciculture has become a matter of such public interest and irnporta, nce, that I am induced to put forth this little treatise, not because no works on the subject have been published before, but because there are many points wbicli are extremely interesting in the science, and which, in all probability, will become the most popular part of it, which have been hitherto almost overlooked. My design is not only to show my readers how they may hatch the eggs of fish, but how they can best bestow their energies, and direct their studies and experiment, as a nleails towards increasing the supply of wholesoine fish food to review the various fresh-water fish found in Great Britain, and point out those which are most valuable to us, and how they may best be distributed, cultivated, and increased and CONTENTS. INTRODUCTORY CHAPTER . PAGE Chinese Fish Culture . . . . . . . . . . . . . ib . Fish Culture amongst the Romans . . . . . . . . 2 The Lucrine Lake . . . . . . . . . . . . . . 3 Mediaeval Fish Culture Dom Pinchon . . . . . . . 4 Jacobis Method . . . . . . . . . . . . . . 5 Uehin and Remy . . . . . . . . . . . . . . 6 Mons . Coste-Huningue . . . . . . . . . . 7 Description of Huningue and its Apparatus . . . . . 8 Table . of the Fish treated of . . . . . . . . . . 15 CHAPTER I . 0 R INLAN F D I SHERIE . S . . . . . . . . . . . . 16 The Salmon alld its Scarcity . . . . . . . . . . i b . Natural History of the Salmon . . . . . . . . . 18 Exportation of Foul Fieh to France . . . . . . . . 20 Peculiarity of Salmonin American Lakes . . . . . . 21 The Salmon in the Egg and Smolt State . . . . . . 22 The Enemies of the Ova and Fry . . . . . . . . . 25 TheAdvantages of Artificial Incubation . . . . . . 27 Piscicultural Operations in Great Britain . . . . . . 28 Vermin found in Gravel. c . . . . . . . . . . 29 Alluvial Deposits . . . . . . . . . . . . . . . 30 Grayling Spawn . . . . . . . . . . . . . . . 31