chinook salmon; king salmon
A species of Pacific salmon; the name is used in Japanese for the fish itself and in culinary contexts.
The chinook salmon is a large salmon caught in the North Pacific.
This sushi uses chinook salmon.
キングサーモン is a direct loan from English 'king salmon' and refers to the same fish, but マスノスケ is the more traditional Japanese name.
Common katakana spelling; usually written in kana.
Ateji kanji spelling; rarely used in practice.
Alternate ateji kanji spelling; rarely used.
The reading ますのすけ is a native Japanese name for the chinook salmon. The kanji 鱒の介 and 鱒之介 are ateji (phonetic equivalents) and not etymologically related to the meaning.