CONTENTS 



PAGE 



The Retail Fish Market; Some Suggestions for Equipping 



and Conducting It Arthur Orr 107 



Louisiana — Greatest in the Production of Shrimp, Penaeus 



Setiferus E. A. Tulian 115 



Why Do Salmon Ascend from the Sea? 



Prof. Edward E. Prince 125 



Concerning the Protection of Fish, Fish Food and Inland 



Waters Dr. James Alexander Henshall 141 



Plants of Importance in Pond Fish Culture, 



Dr. Emmeline Moore 148 



Experiments in the Artificial Rearing of Fresh- Water Mussels 



in Troughs Under Conditions of Control 153 



