However, as whale resources along the coasts became depleted and sites of whaling changed to off the coasts or in remote sea areas, it became difficult to bring back caught whales in the ages when no cold storage nor freezing technology was available, making it gradually impossible to eat the meat.
しかし、沿岸鯨類資源の枯渇から沖合い・遠洋へと漁場が移動するにつれ、冷蔵冷凍技術がない時代には持ち帰りが困難となり、徐々に食用とすることができなくなっていった。