SUBJECT-INDEX. 601 



Commander Islands : Page. 



Drives on 238-242 



Condition of natives : 



Improvement in 211 



Under American control 214 



Under the Russian Company 213 



Control and domestication of the seals 217 



Conrse of migration of Alaskan herd 164 



Cows : 



Age of 142 



Arrival of, at islands 133 



Death of, causes death of their pups 146 



Departure of, from islands 157 



Destruction of, by pelagic sealing 410 



Eighty to ninety per cent of pelagic catch are. (See Testimony of British 

 furriers.) 



Feeding excursions of the 149 



Food 148 



Gestation of, period of 143 



Harem life of the 143 



Killed on islands only by accident 223 



Manner of feeding. (See Feeding excursions.) 



Mingling with the bachelors 1G0 



Nourish only their own pups 144 



Number of, that a bull can fertilize 137 



Number of pups at a birth 143 



Number of, to a harem 134 



Protection of 223 



Scarcity of, on rookeries. (See Decrease, lack of male life not the 

 cause.) 



Speed of, while swimming 157 



Weight of 104 



Dead pups. (See Pups, dead.) 



Death of cow causes death of pup 146 



Death of pups on the rookeries. (See Pups, dead.) 



Decrease: 



American Commissioners on cause of 305 



As seen along the coast 282 



As seen in 1891. (See Decrease: As seen on Pribilof Islands.) 



As seen on Pribilof Islands 269 



Began 1884 or 1885 269 



Cause of 291 



Caused by excessive killing by man 304 



Caused by pelagic sealing 305 



Comparison of, with increase of sealing fleet 327 



Did not begin till sealing vessels entered Bering Sea 327 



Dr. Allen on cause of 305 



Evidence of 269 



Experts' opinions as to cause of 306 



How determined 91 



Not caused by lack of male seals 291 



Not caused by management 301 



Not caused, by raids 296 



Opinions as to cause of. 305 



Opinions of Indians as to cause of 313 



