On average,sea ice covered 14.4% of the studied area. First-year ice was dominant(99.7%~99.8%). Sea ice thickness ranged between 15 cm and 150 cm.

• 结果表明；威德尔海至普利茨湾之间走航观测得到的海冰全部密集度为14.；4%25；大部分冰(99