q/ the Salmon in Fresh Water. 131 



TABLE X. 



SHOWING PER FISH OF STANDARD LENGTH THE AMOUNT OF NITROGEN 



IN MUSCLE AND TESTES IN MALE ESTUARY FISH, 1896. 



MAY AND JUNE. 



OCTOBER AND NOVEMBER. 



TABLE XI. 



SHOWING PER FISH OF STANDARD LENGTH THE AMOUNT OF NITROGEN 



IN MUSCLE AND TESTES IN MALE UPPER-WATER FISH, 1896. 



MAY AND JUNE. 



JULY AND AUGUST. 



