Core Insights - The Tridacna shell serves as a natural recorder of climate changes, similar to tree rings, by accumulating thin layers of calcium carbonate that reflect daily environmental conditions [1] - Scientists utilize laser sampling to analyze the shell's composition, particularly the strontium to calcium ratio, which acts as a sensitive "ancient thermometer" to reconstruct historical sea temperature changes [1] - The shell's carbon isotope composition reveals atmospheric CO2 variations over time, capturing significant events like the Industrial Revolution and volcanic eruptions [1] Climate Change Impact - Tridacna not only records climate data but also suffers from climate change effects, as ocean acidification from CO2 absorption impacts its ability to build calcium carbonate shells [1] - Modern Tridacna shells exhibit reduced density and strength compared to their ancestors, indicating a trend similar to osteoporosis in marine life [1] Unique Climate Archive - Tridacna possesses unique advantages as a climate record, including high temporal resolution, longevity (some can live over a century), and widespread geographical distribution across tropical coral reefs [3] - Research teams from the Chinese Academy of Sciences are analyzing Tridacna specimens from the South China Sea to reconstruct climate change sequences over the past 300 years in the Western Pacific [3]

中国大洋67航次科考队合影。 "向阳红01"船执行中国第10次北极考察时布放潜标。 中国大洋77航次重力活塞取样。 12月12日，由自然资源部第一海洋研究所（以下简称海洋一所）运维管理的"向阳红18"科考船圆满完成了国家基金委"2025年大陆架考古南黄海取样航 次"年度任务，顺利靠泊青岛，此时恰逢"向阳红18"船建成交付十周年之际。 这次凯旋不仅是一次科考任务的圆满收官，更成为海洋一所科考船十年砺剑、筑梦深蓝的生动注脚。作为海洋一所倾力打造的"海上移动国家实验 室"，"向阳红01"和"向阳红18"这两艘现代化科考船不仅是科学探索的海上载体，更凝结着我国科考船管理创新的智慧结晶。十年来，它们以安全零事故的 卓越纪录、多学科集成的科研调查能力、高效运行的专业化管理体系，为我国海洋科学研究突破、国家重大战略实施和海洋强国建设提供了坚实支撑，书写 了一部深海探索与管理创新的壮丽篇章。 AUV回收出水。 电视抓斗取样。 多学科交叉的"海上移动实验室" 海洋科学的每一次重大跨越，都离不开科考船搭建的"现场桥梁"。作为海洋实践科学的"生命线"，科考船从根本上解决了海洋研究的"可达性"难题，其 多元支撑作用贯穿于科学研究的全 ...

南方海洋实验室 激活人才"引 擎"，探索科研 育才融合发展新 范式_南方+_南 方plus 党的二十届四中 全会提出，"统 筹教育强国、科 技强国、人才强 国建设""一体推 进教育科技人才 发展"，对教育 发展、科技创 新、人才培养提 出了新的更高要 求。 南海之滨，创新 潮涌。南方海洋 科学与工程广东 省实验室（珠 海）（以下简 称"南方海洋实 验室"）立足国 家经略海洋的战 略需求，依托中 山大学珠海校区 整建制建设的10 多个涉海学院、 数百名涉海学科 科研人才， 以"科技任务牵 引、育人融合赋 能"为核心，打 破体制机制壁 垒，构建起教育 科技人才一体化 发展的新格局。 母舰"，在无垠 碧蓝中破浪前 行，为海洋强国 建设注入源源不 断的智慧与活 力。 创新人才引育机 制 打造海洋科技人 才高地 海洋科研涉及多 学科交叉、多技 术集成，需要一 支多学科协同 的"联合舰队" 。 南方海洋实验室 以"需求导向— 任务牵引—团队 组建"为核心， 构建跨学科、跨 单位、跨地域的 规模化创新团队 群，推动科研组 织模式变革。南 方海洋实验室围 绕海洋牧场与健 康养殖、海洋工 程与智能装备、 海洋安全与防灾 减灾、 ...

Core Viewpoint - The recent visit of 111 students and faculty from Han Mountain Normal University to the Shantou Ocean Center's Nanao Marine Station highlights the importance of marine education and the role of observational instruments in understanding oceanic phenomena [1] Group 1: Educational Initiatives - The Nanao Marine Station has opened a new marine observation instrument exhibition room, which serves as a platform for educational outreach [1] - The staff at the marine station acted as science popularization mentors, enhancing the understanding of marine knowledge through hands-on experiences and interactive learning [1] Group 2: Exhibition Details - The exhibition room is divided into two main areas: a knowledge popularization area that explains the definitions, principles, and functions of marine observation instruments, and a physical exhibition area showcasing replaced instruments such as surface seawater thermometers and barometers [1] - The displayed instruments, which show signs of age, provide a tangible representation of the development of marine observation technology [1] Group 3: Historical Context - Staff members shared stories about early marine observers who recorded hydrological and meteorological data under challenging conditions, emphasizing the dedication and perseverance required in the field of marine observation [1]

Core Insights - The "Marine Geology: Marginal Seas - Past and Future" international seminar was held in Nansha, Guangzhou, focusing on sustainable development at the ocean-land interface [1] - The seminar was organized by the Guangzhou Marine Geological Survey Bureau and involved collaboration with various international and domestic institutions, highlighting a significant global interest in marine geological research [1][2] Group 1: Event Overview - The seminar featured participation from over 100 experts and scholars from 10 countries, including the USA, UK, Poland, Italy, and others, showcasing a diverse range of perspectives in marine geology [1] - The event was conducted in a hybrid format, combining online and offline participation, which facilitated broader engagement [1] Group 2: Scientific Initiatives - The "Euro-Asian Marginal Seas: Past and Future" scientific initiative aims to address Quaternary environmental geological issues closely related to human civilization development, leveraging marine geological data from key countries along the Euro-Asian supercontinent [1] - This initiative, led by the Guangzhou Marine Geological Survey Bureau, has garnered participation from experts across 30 countries and over 50 institutions, marking it as one of the largest scientific initiatives in marine geoscience in recent years [1] Group 3: Research Contributions - Nearly 50 experts from various institutions presented reports on topics such as marginal sea sources and sinks, climate change, estuarine systems, urbanization, and deep-time biogeography, contributing valuable insights and innovative ideas to the field [2] - The discussions included plans for upgrading the "Euro-Asian Marginal Seas" scientific initiative and the establishment of international scientific organizations, reflecting a commitment to fostering a marine community of shared destiny in the Greater Bay Area [2]

Core Insights - The deep sea holds untapped treasures that require advanced technology for exploration and development [1] Group 1: Technological Advancements - The "Deep Sea Warrior" and "Fighter" manned submersibles have significantly contributed to deep-sea archaeology and scientific research, with "Deep Sea Warrior" completing 858 dives and "Fighter" 441 dives as of September this year, showcasing international leadership in operational capacity [2][4] - The "Global Abyss Exploration Plan," initiated during the 14th Five-Year Plan, has attracted numerous domestic and international research teams, establishing a foundation for China's leadership in deep-sea science [4][11] Group 2: Research and Discoveries - The latest expedition of "Deep Sea Warrior" aims to conduct archaeological excavations at a shipwreck site in the South China Sea, utilizing a new universal mapping platform to enhance underwater detection efficiency [5][7] - The "Global Abyss Exploration Plan" has involved 145 scientists from 10 countries, leading to systematic research on nine major oceanic trenches and significant scientific discoveries [11][23] Group 3: International Collaboration - The recognition of the "Global Abyss Exploration Plan" by the United Nations as part of the "Ocean Decade" highlights China's manned submersible capabilities on the international stage [11][13] - Initial skepticism from international scientists regarding China's deep-sea equipment has been overcome through successful collaborations, leading to significant sample collections and research advancements [20][21] Group 4: Future Directions - The "Deep Sea Warrior" will focus on complex tasks such as deep-sea archaeology and rescue operations, while "Fighter" will lead international scientists in systematic studies of global abysses and polar underwater research [27]

Core Insights - The article highlights the advancements in China's Arctic scientific research capabilities, particularly through the recent successful mission of the "Snow Dragon 2" icebreaker, which completed an 83-day Arctic scientific expedition [1][6]. Group 1: Changes in Equipment and Capabilities - The "Snow Dragon 2" is equipped with over 120 sets of advanced scientific investigation equipment, significantly increasing from the previous 40 sets, allowing for more efficient and comprehensive data collection [7]. - The icebreaker demonstrated impressive ice-breaking and maneuvering capabilities, allowing it to navigate through thick ice with ease, which enhances operational efficiency and expands research areas [6][7]. - The onboard laboratories have been upgraded to provide a better working environment for scientists, with improved storage and cold storage designs [6][7]. Group 2: Technological Advancements in Research - The use of unmanned and intelligent equipment, such as drones, AUVs (Autonomous Underwater Vehicles), and ROVs (Remotely Operated Vehicles), has increased, allowing for more extensive and detailed data collection [10][13]. - The research capabilities have evolved to include advanced observational parameters, such as metagenomic analysis, enabling researchers to explore cutting-edge scientific questions [13][14]. - The integration of multi-disciplinary approaches in Arctic research is becoming more common, with a focus on comprehensive ecological observations combining atmospheric, oceanic, and ice data [14]. Group 3: Human Resource Development - There has been a significant increase in the number of highly qualified personnel in Arctic research, with many team members now holding doctoral degrees, reflecting a shift towards a more knowledgeable and skilled workforce [14]. - The spirit of patriotism, practicality, innovation, and hard work remains a constant driving force behind the success of China's polar research endeavors [14].

Core Viewpoint - The successful demonstration application of China's self-developed full ocean depth trace metal CTD winch system, "Haiwei CTD11000," during the 15th Arctic scientific expedition highlights the capability of domestic deep-sea winch systems for polar operations [1] Group 1: Technology Development - The "Haiwei CTD11000" was tested during the 15th Arctic scientific expedition, showcasing its operational capabilities in extreme polar environments [1] - The deep-sea and polar scientific winch system is essential for deploying and recovering deep-sea and polar investigation instruments, indicating its fundamental role in scientific research vessels [1] Group 2: Research and Application - The project addresses the higher requirements for scientific winch systems due to the unique operational environment and precise scientific needs of deep-sea and polar research [1] - Traditional metal armored CTD winch systems are inadequate for clean sampling of trace elements such as iron, zinc, manganese, cobalt, copper, lead, cadmium, and mercury, emphasizing the need for advanced technology [1] Group 3: Future Implications - The successful verification of the "Haiwei CTD11000" provides reliable technical support for China's marine scientific research endeavors in deep-sea and polar regions [1]

Core Viewpoint - The article discusses the recent procurement intentions of the South China Sea Institute of Oceanology, which includes 28 items of scientific instruments with a total budget of 610 million yuan, aimed at enhancing marine research capabilities [2][3]. Procurement Intentions - The South China Sea Institute of Oceanology plans to procure various advanced instruments, including the MAPPER-20kU airborne water-land detection LiDAR, confocal Raman spectrometer, stable isotope mass spectrometer, and multi-parameter observation systems, with procurement expected between August and October 2025 [3][4][5][6]. Instrument Details - **Stable Isotope Mass Spectrometer**: A high-precision instrument used for analyzing isotopic compositions in various fields such as earth sciences and environmental studies, playing a crucial role in scientific research [4]. - **Confocal Raman Spectrometer**: Combines Raman spectroscopy with laser and confocal microscopy, allowing for high spatial resolution and non-destructive analysis of materials, particularly useful for molecular composition studies [5]. - **Gas Analyzer**: An instrument for analyzing gas compositions, essential for environmental monitoring and industrial control, providing critical data on gas concentrations and types [6]. Specific Procurement Items - **MAPPER-20kU LiDAR**: Designed for detecting underwater topography changes in shallow marine areas, featuring dual-band detection capabilities and high measurement rates [9]. - **Long-term Deep-sea Buoy**: Capable of continuous monitoring of key parameters like temperature and salinity under extreme conditions, with a data transmission capability ensuring timely data availability [9]. - **Confocal Raman Spectrometer (卓立汉光RTS-LTRS)**: Enables high-precision in-situ detection of chemical compositions in various environments, particularly useful for analyzing microplastics and biological membranes [9]. - **GasBenchPlus+IRMS**: A stable isotope mass spectrometer that can measure isotopes in carbonates and seawater, providing valuable data for oceanographic studies [9]. Research Institute Overview - The South China Sea Institute of Oceanology, established in 1959, is a leading marine research institution in China, recognized for its contributions to tropical marine environment dynamics and sustainable utilization of marine biological resources [13][14]. - The institute has developed a comprehensive research system supported by advanced facilities and a high-level research team, achieving significant breakthroughs in marine science [14][15]. Research Platforms - The institute hosts multiple national and provincial key laboratories and research stations, covering various marine science fields, contributing to both fundamental research and national strategic needs [15][16][17]. Conclusion - The procurement of advanced scientific instruments by the South China Sea Institute of Oceanology reflects its commitment to enhancing marine research capabilities and supporting China's marine science development goals [2][3][18].

Core Insights - The joint marine ecological survey conducted by the Third Institute of Oceanography, Ministry of Natural Resources of China, and Indonesian partners focused on the North Sulawesi region, expanding previous research areas [1] - The survey team discovered new shallow hydrothermal vents, which support diverse coral reefs and seagrass beds under extreme conditions, providing a natural laboratory for studying marine ecosystems under climate change [1] - A marine ecological observation network has been established in North Sulawesi, utilizing existing observation stations and new findings to collect valuable continuous data on biodiversity and ecological connectivity [1] Summary by Categories Research Objectives - The joint survey aims to investigate the evolution of typical marine ecosystems under extreme environmental conditions due to climate change [1] Methodology - The survey collected over 500 samples, including corals, plankton, environmental DNA, water, sediments, and microplastics, using various technologies such as temperature and salinity recorders, drone aerial photography, and diving surveys [1] Findings - The discovery of new hydrothermal vents and the presence of high biodiversity in coral reefs and seagrass beds highlight the resilience of these ecosystems in the face of climate change [1]