polynya in Japanese
polynya in Japanese
ポリニヤ
(hydrology, oceanography) A naturally formed transient area of open water surrounded by sea ice, especially in polar or subpolar seas. [from mid 19th c.]
氷湖
(hydrology, oceanography) A naturally formed transient area of open water surrounded by sea ice, especially in polar or subpolar seas. [from mid 19th c.]