Recently the life of shokuryōshi on the streams of Japan has been a subject of discussion. After by chance finding a beautifully filmed video about サツキマス Satsukimasu salmon. A fish found on Japanese streams. I figured - why not a bit about the life of a species of fish also found in their streams?
サツキマス Satsukimasu , （皐月鱒、 Oncorhynchus masou ishikawae ), Red spotted masu trout
Nice 8:22 video. サツキマス , Japanese narration.
サツキマス , Satsukimasu
ニジマス, Nijimasu, Rainbow trout.
スモルト化, Smoltification, aka Silver transformation, sea water adaption
５０万年前, 500,000 years ago
Note on the above webpage - Yoshikazu Fujioka - below the Sakuramasu Group - classifies subspecies as:
There seems to be some confusion or lack of agreement on scientific names vs common names. However, wikipedia has less than a solid reputation for being accurate. The confusion may be their’s and not the biologists.