TAGGING SALMON IN ALASKA, 1923 
67 
the senior author we have determined the median time required for the journey to 
Bristol Bay from Ikatan and Unga Island. The data are as follows: 
Table 40. — Median time required for tagged fish to travel from Ikatan and Unga Island to Bristol 
Bay in 1922 
Locality and date of tagging 
Median 
time to 
Bristol 
Bay 
Number 
of tags 
returned 
Ikatan: 
June 14 
20 
13 
June 18 
21 
8 
July 6 
19 
1 
July 10 
12 
6 
Unga Island: 
June 30 
20 
6 
July 1... 
15 
5 
DATE OF TAGGING 
Fiq. 12.— Showing time required for red salmon to travel from Ikatan Bay to Bristol Bay 
The tagging of 1922 was on a much smaller scale than that of 1923, and as a 
consequence comparatively few returns were obtained from Bristol Bay. The total 
number was only 39, and the greatest number secured from the tagging of any one 
