also: からふとししゃも
noun
capelin; caplin
A small forage fish (Mallotus villosus) found in the North Pacific and Arctic oceans. In Japanese, often refers to the fish as food, especially the pregnant female carrying roe.
北海道では、からふとシシャモの干物がよく食べられている。
In Hokkaido, dried capelin is commonly eaten.
からふとシシャモは、本物のシシャモとは別の魚だ。
Capelin is a different fish from true shishamo.
True shishamo (Spirinchus lanceolatus) is a different species native to Hokkaido. 樺太シシャモ (capelin) is often sold as a substitute.
From 樺太 (Karafuto, 'Sakhalin') + シシャモ (shishamo, a similar fish). The kanji 柳葉魚 is ateji for シシャモ.