Table 2.

Characteristics of species of the genus Oncorhynchus.

Species	Dwarf River Females and Males ([25], with Addition)	Multiple Spawning ([37], with Addition)
Pink salmon O. gorbuscha	No	No
Chum salmon O. keta	No	No
Sockeye salmon O. nerka	No	Possible only in resident males. However, females that survive spawning are found in some lakes where resident O. nerka has been introduced [38]
Coho salmon O. kisutch	Dwarf males present	Possible only in resident males
Chinook salmon O. tshawytscha	Dwarf males present	Possible only in dwarf males
Cherry salmon O. masou	Dwarf males present; “female parr maturation requires extremely favorable growth conditions” ([39], p. 962)	Multiple spawning present