CONTENTS. Jd 



CHAPTER V. CULTURE OP THE SALMON. 



The Salmon. Its instincts. Difference in appearance and size of 

 those belonging to different rivers. Their former abundance and 

 cause of decline in numbers. Their growth and adolescence. 

 Migrations. Time of ova hatching in European and American 

 rivers. Growth of the fry, with illustrations. Early fecundity 

 of the males. Attempts at artificial propagation in the United 

 States. Their naturalization. Fishways, with illustrations. 

 Salmon breeding. At Stormontfield. On the Dee. On the 

 Galway. On the Doohulla. At Ballisodare. In Australia. 

 Salmon statistics . . . . P. 102 



CHAPTER VI. CULTURE OF THE SHAD. 



The Shad. Its instincts, and analogies to the salmon. Migra- 

 tions. Former abundance. Incubation of its ova. Its growth. 

 Its introduction into rivers flowing into the Gulf of Mexico, 

 by Dr. Daniell. Hatching its spawn at Holyoke. Ascent by 

 fishways over dam of Susquehanna Canal Company. Report 

 of Colonel James WorralL The Alewife . . 141 



CHAPTER VII. NATURALIZATION OF FISHES. 



General remarks. SALMONID^E. The Brook Trout. Instances 

 of its naturalization. The Lake Trout. Mr. Robinson's letter 

 on its propagation. The Schoodic and Sebago Salmon. Extract 

 concerning its habits and propagation, from Maine Fish Commis- 

 sioners' Report. The Sea Trout of Canada. Advantages of 

 naturalizing it. The Grayling. New species found in Michi- 

 gan. The White Fish. Its excellence, habits, and manner of 

 propagating. The Otsego Bass. Not a bass. The Smelt. 

 General remarks. PERCIDJS. The Rock Fish. The Grapple. 

 The Black Bass of the Lakes. Its adaptability to naturaliza- 

 tion. The Black Bass of the West and South. Its introduction 

 into the Potomac. Mr. Wright's score of fish taken with the 

 rod. Their naturalization in mill-ponds. SILURIDJE. Small 

 Species. Their excellence as food. Manner of cooking them. 

 Their proposed introduction into England. CYPRINIDJE. 

 General remarks on. ESOCID^B. Injurious results from intro- 

 ducing them .. . . . . . 178 



