256
Sockeye salmon , Coho and Chinook ( also known as " king " ) salmon , and steelhead , all of the genus " Oncorhynchus " , are ocean fish that migrate up the rivers at the end of their life cycles to spawn .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None