MASU SALMON 



Oncorhynchus nasou (Brevoort) , conunonly called the masu or sima salmon, 

 is distributed in the VJestern Pacific from the Okhotsk Sea south to Formosa. 

 Both sea-run and land-locked forms are known and the species breaks up into 

 a number of morphological forms, many of which have been named. In this biblio- 

 graphy, the data for Oncorhynchus masou and related forms are combined. 



DESCRIPTION - COUNTS AND MEASUREMENTS 



The following papers present descriptive matter on the masu salmon 



(including related forms) and /or counts and measurements of any of its 



systematic characteristics: 



Aoki, 1934 Hikita, 1953, 1955 



Berg, 19/8 Oshima, 1934 



Foerster, 1935 Tchernavin, 193S 



FIGURES AND ILLUSTRATIONS 



The following references contain drawings and/or illustrations of 



the masu salmon (including related forms): 



Berg, 1943 Oshima, 1934 



Hikita, 1953 Regan, 1920 



Nomura, 1953 



LIFE COLORS 



Often natural populations of fishes have distinctive color patterns. 



To aid in racial analysis, an attempt was made to isolate data on life 



colors. The following references contain statements referring to the 



color of th? masu salmon (including related forms): 



Aoki, l)j,A Ohno, 1934 



3org, 1948 Oshima, 1934 



RELATIONSHIPS 



The following references contain data on the relationships of masu 



salmon (including related forms) to other species. Distinctions employed 



in keys are included in this category. 



Berg, 194S Nomura, 1953 



Kobayasi, 1951, 1953, 1955 Tchernavin, 1938 



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