FISHERY INDUSTRIES. 837 
will be known as the McDonald Lake hatchery. -In 1917 the egg- 
collecting season began on September 11 and ended September 26. 
In that time 34,950,000 red-salmon eggs were collected, out of which 
number 32,539,200 fry were liberated im McDonald Lake and _ tribu- 
taries. Losses aggregated 2,410,800 eggs and fry, or approximately 
64 eer cent. 
n 1918 spawning operations began August 29 and ended October 
2 and resulted in a collection of 47,300,000 red-salmon eggs. A 
collection of 1,365,000 humpback-salmon eggs was also made. 
AFOGNAK. 
During the spawning season of 1917 the Afognak station made a 
collection of 53,036,000 red-salmon eggs, operations beginning July 
30 and ending September 11. Of that number, 18,000,000 eyed 
eggs were distributed among hatcheries in Oregon, Washington, and 
British Columbia. The remaining 35,036,000 were incubated at the 
Afognak hatchery. The loss of eggs was 2,221,000 and fry 1,388,000, 
a total of 3,609,000, or 64 per cent of the total take. The number of 
red-salmon fry planted in Litnik Lake and its tributaries was 
31,427,000. , 
The spawning season of 1918 began July 30 and ended October 2, 
during which period 54,681,000 red-salmon eggs were taken. A 
collection of 8,697,000 humpback-salmon eggs was also made. 
The substations at Seal Bay and Uganik were not operated in 1918. 
FORTMANN. 
The Alaska Packers Association owns and operates the Fortmann 
hatchery on Heckman Lake, Revillagigedo Island, southeastern 
Alaska. This hatchery was built in 1901 and is now the largest 
plant of its kind in Alaska, having a capacity of 110,000,000 salmon 
eggs. It has been in continuous operation since the date of its con- 
struction, a period of more than 18 years. In that time 643,617,000 
red salmon have been liberated therefrom. 
Out of the 6,840,000 red-salmon eggs taken in 1917 between 
September 3 and October 20, there were hatched and planted 
6,135,000 fry. The loss was 705,000, or approximately 104 per cent. 
A collection of 2,400,000 humpback-salmon eggs was also made in 
1917, from which 1,845,000 fry were produced and planted. Be- 
tween August 28 and November 15, 1918, a total take of 19,620,000 
red-salmon eggs was made. Humpback-salmon eggs to the number 
of 3,660,000 were taken between September 13 and November 15. 
QUADRA. 
The Northwestern Fisheries Co. owns and operates the hatchery 
located near Quadra, in southeastern Alaska. This plant has a 
capacity of approximately 21,000,000 red-salmon eggs. The taking 
of eggs in 1917 began August 13 and ended November 3, during which 
eee 13,600,000 were collected. Out of this number there were 
atched and planted 12,990,000 red-salmon fry, the total loss being 
610,000, or approximately 43 per cent. 
Spawn-taking at this hatchery in 1918 began August 14 and 
ended September 28. In that time a collection of 20,400,000 red- 
salmon eggs was made. 
