shelf channel

Japanese: shelf channel（英語表記）shelfchannel

…In a broader sense, it is a general term for undersea valleys. Shelf channels, which cut shallowly into the continental shelf, are drowned valleys formed by river or glacier erosion. Valleys on the continental slope include submarine canyons (submarine canyons in the strict sense), which have steep walls and are narrow V-shaped, and submarine valleys (submarine valleys), which are wide U-shaped. …

*Some of the terminology that mentions "shelf channel" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…広義には海底の谷の総称である。大陸棚を浅く刻む陸棚谷shelf channelは河川や氷河の浸食した谷が沈水した溺れ谷である。大陸斜面上の谷には，谷壁が急で幅の狭いV字谷submarine canyon(狭義の海底谷)と幅の広いU字谷submarine valley(海谷)とがある。…

※「shelf channel」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典第２版について | 情報

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