caught by sportsnioii throughout tlie 

 year in some bays and estuaries. 



Oncorhynchm yorhuHcha : l*iuk 

 or lumii)back. 



llange: AVashingtou State to 

 northwest Ahiska, but most abun- 

 (hint northward from Puget Sound. 

 Kare appearances in California 

 (Smedley 1952). 



Weight: Smallest of the Pacific 

 salmon, averaging only about 5 

 pounds and rarely attaining a 

 weight of y pounds. 



The pink salmon usually repro- 

 duces in the smaller streams a short 

 distance from the sea and often just 

 above tidewater. With the ap- 

 proach of the spawning season in 

 August and early September, tlie 

 fish develop a prominent hump on 

 the back (from which is derived one 

 of the common names of the species) 

 and a distortion of the jaw. Each 

 female deposits about 2,000 eggs. 



The fry, upon emergence from tlie 

 giavel, migrate at once to the sea. 



'J'he pink salmon invariably have 

 a life cycle of 2 years. In some 

 areas there is a large run every 

 second year. 



OncorhyncJivs Jxcta: Chum or 

 clog. 



Range: Columbia River north- 

 Avard, especially abundant in Alas- 

 ka. Occasionally taken in the Sac- 

 ramento River. 



Weight: Average about 10 

 pounds; maximum, 30 pounds. 



Chum are the latest of the sal- 

 mon to run, usually reaching the 

 streams and spawning from Octo- 

 ber through December. The ma- 

 jority of the migrating adults are 

 4 3 ears old, but a large proportion 

 of the run are 3-year fish. Spawn- 

 ing is in the lower tributaries of the 

 main rivers and in a great many of 

 the smaller streams. The species 

 does not ascend the streams for anv 



FiGtiBE 5. — Chum salmon (0/ 



■hyncluis keta) at spawning time. Male upper, 

 female lower. 



11 



