（来源：中国环境网） 转自：中国环境网 北京时间2月19日，随着最后一个声学释放器从罗斯海成功回收，中国第42次南极考察"雪龙"号大洋队 完成了本航次大洋调查任务。 据"雪龙"号大洋队队长张海峰介绍，本航次，"雪龙"号大洋队在南极阿蒙森海、罗斯海及邻近海域开展 了水文环境、海洋生物、海洋化学、大气环境等多学科综合调查，并在此期间对企鹅栖息地开展调查。 1月24日至2月19日，"雪龙"号大洋队克服风雪、大雾、涌浪和严重冰情等不利天气因素，在目标海域开 展大洋调查。"我们以海洋生态系统关键要素调查为重点，开展了锚碇潜标回收布放、新型磷虾拖网应 用、抛弃式温盐深仪观测等作业。"张海峰说。 本航次，"雪龙"号大洋队累计成功回收4套生态潜标，布放4套生态潜标。此外，还获得了磷虾、中层 鱼、底栖生物等较为丰富的生物样本，为明晰相关海域海洋中上层关键物种营养级结构、跟踪掌握关键 种群变化趋势提供科学参考。 作业期间，一批新技术新装备得到应用。布放的极地生态潜标搭载的国产声学、光学探测模块，能够实 现对冰下海洋的长时间序列连续观测。"我们应用自主改进后的新型磷虾拖网发现，其多层设计有效提 升了捕获量，并有利于掌握不同水层磷虾 ...

接下来，"雪龙"号大洋队队员、秦岭站度夏队员将乘坐"雪龙"号前往澳大利亚霍巴特港，转乘飞机返回 国内。"雪龙"号将前往中山站执行后续任务。 中国第42次南极考察由自然资源部组织，考察队依托"雪龙"号、"雪龙2"号和各考察站开展一系列大洋 调查，是我国南极长期调查监测及科学研究的重要组成部分，为南极气候变化、生态环境研究提供重要 支撑。 （新华网） 1月24日至2月19日，"雪龙"号大洋队克服风雪、大雾、涌浪和严重冰情等不利天气因素，在目标海域开 展大洋调查。"我们以海洋生态系统关键要素调查为重点，开展了锚碇潜标回收布放、新型磷虾拖网应 用、抛弃式温盐深仪观测等作业。"张海峰说。 本航次，"雪龙"号大洋队累计成功回收4套生态潜标，布放4套生态潜标。此外，还获得了磷虾、中层 鱼、底栖生物等较为丰富的生物样本，为明晰相关海域海洋中上层关键物种营养级结构、跟踪掌握关键 种群变化趋势提供科学参考。 作业期间，一批新技术新装备得到应用。布放的极地生态潜标搭载的国产声学、光学探测模块，能够实 现对冰下海洋的长时间序列连续观测。"我们应用自主改进后的新型磷虾拖网发现，其多层设计有效提 升了捕获量，并有利于掌握不同水层磷虾分布 ...

新华社"雪龙"号2月19日电（记者顾天成）北京时间19日，随着最后一个声学释放器从罗斯海成功回 收，中国第42次南极考察"雪龙"号大洋队完成了本航次大洋调查任务。 作业期间，一批新技术新装备得到应用。布放的极地生态潜标搭载的国产声学、光学探测模块，能够实 现对冰下海洋的长时间序列连续观测。"我们应用自主改进后的新型磷虾拖网发现，其多层设计有效提 升了捕获量，并有利于掌握不同水层磷虾分布情况。"大洋队队员、艉甲板作业组组长李帅说。 接下来，"雪龙"号大洋队队员、秦岭站度夏队员将乘坐"雪龙"号前往澳大利亚霍巴特港，转乘飞机返回 国内。"雪龙"号将前往中山站执行后续任务。 据"雪龙"号大洋队队长张海峰介绍，本航次，"雪龙"号大洋队在南极阿蒙森海、罗斯海及邻近海域开展 了水文环境、海洋生物、海洋化学、大气环境等多学科综合调查，并在此期间对企鹅栖息地开展调查。 1月24日至2月19日，"雪龙"号大洋队克服风雪、大雾、涌浪和严重冰情等不利天气因素，在目标海域开 展大洋调查。"我们以海洋生态系统关键要素调查为重点，开展了锚碇潜标回收布放、新型磷虾拖网应 用、抛弃式温盐深仪观测等作业。"张海峰说。 本航次，"雪龙"号大洋队累 ...

Core Viewpoint - The Chinese 42nd Antarctic Expedition, led by the "Snow Dragon" vessel, is conducting significant oceanographic research in the Amundsen Sea, focusing on marine ecosystem elements and the impacts of climate change [1][2]. Group 1: Expedition Overview - The "Snow Dragon" vessel's ocean team consists of 31 members from 12 domestic research institutions and universities [1]. - The expedition aims to conduct a comprehensive oceanographic survey in the Amundsen Sea and adjacent waters from mid-January to mid-February 2026 [1]. - The research will enhance understanding of the ecological characteristics of the target marine area and track changes in key species populations [1]. Group 2: Research Focus and Methodology - The expedition will investigate critical elements of the marine ecosystem, including hydrology, meteorology, biology, and chemistry, to gather data on the Southern Ocean's ecological status [1]. - New technologies, such as ecological mooring arrays and domestic unmanned detection equipment, will be employed to support the comprehensive survey [2]. - Continuous observations since 2018 have been crucial for capturing the complex and rapid changes in the marine environment of the Amundsen Sea [2]. Group 3: Climate Change Impact - The Amundsen Sea region is significantly affected by global climate change, with notable melting of ice caps and ice shelves [1]. - This area is a focal point for international Antarctic research concerning climate change, making the findings from this expedition particularly valuable [1].

Core Insights - The "Snow Dragon" vessel has commenced its 42nd Antarctic expedition, focusing on oceanic research in the Amundsen Sea and surrounding areas, marking the start of its oceanographic survey operations [1][2] - The expedition aims to investigate key elements of the marine ecosystem, track changes in critical species populations, and enhance China's research capabilities in marine ecosystems and climate change [1][2] Group 1: Expedition Overview - The "Snow Dragon" team consists of 31 members from 12 domestic research institutions and universities [1] - The oceanographic survey will take place from mid-January to mid-February 2026, concentrating on the southwestern Antarctic region [1] - The team will conduct hydrological, meteorological, biological, and chemical observations to gather data on the Southern Ocean's ecological status [1] Group 2: Research Significance - The southwestern Antarctic region is significantly affected by global climate change, with notable ice cap and ice shelf melting in the Amundsen Sea [2] - Since 2018, China has conducted multidisciplinary surveys in the Amundsen Sea for eight consecutive years, which is crucial for understanding rapid marine changes [2] - The findings from this expedition will provide valuable data for assessing the impact of global climate change on marine ecosystems [2] Group 3: Technological Advancements - The expedition will deploy new ecological buoy arrays, utilize advanced krill trawls, and test domestically developed unmanned detection equipment [2] - The application of advanced technology will enhance China's comprehensive marine investigations in Antarctica [2]