DATA FOR MIGRATION CHART. 



Data compiled from affidavits herewHh appended relaiinf) to the time the Alasl-an herd, 

 during its migration, appears, is in the greatest number, and disappears off various points 

 along the coast. 



COAST OF CALIFORXIA. 38° NORTH LATITUDE. 



CAPE ELATTERT, 



QUEEN CHARLOTTE SOUND, 51° NORTH. 



DIXON ENTRANCE AND PRINCE WILLIAM ISLAND, 54° AND 55° NORTH. 



