The roe of the chum salmon is a popular source for the red variety of this
Chum salmon (Oncorhynchus keta) are known as dog, keta, or 
calico salmon in ... Sockeye salmon (Oncorhynchus nerka) are also known in the 
US as red ... To lay her roe, the female salmon uses her tail (caudal fin), to create 
a... [DOC] [TLE] Salmon Roe Caviar - University of Alaska Fairbanks [PAR] used for salmon roe caviar, each with a characteristic egg size, color and ... 
smallest  about half the size of chum eggs and bright red.