RV Investigator Voyage IN2025_V05 End of Voyage (EOV) Archive

This record describes the End of Voyage (EOV) data archive from the Marine National Facility (MNF) RV Investigator voyage IN2025_V05, titled "Eruption, destruction, and seafloor ecosystem recovery – Tonga's 2022 eruption of the century." The voyage took place between August 10, 2025 and October 01, 2025 (AEST), departing from Hobart and returning to Brisbane.For further information please refer to the voyage documentation links.Instruments used and data collected include:Regular measurements:Lowered ADCP (LADCP), Acoustic Doppler Current Profiler (ADCP; 38, 75, 150 KHz ), Greenhouse Gas Analysers (Picarro), Cloud Condensation Nuclei counter (CCN), Condensation Particle Counters (CPC), Disdrometer, Radon sensor, Black Carbon sensor (Aethalometer), CTD, Hydrochemistry, Fisheries Echosounder (EK80), Multibeam Echosounder (EM712, EM124, EM2040), Sub-bottom Profiler (SBP29), GPS Positioning System, Doppler Velocity Log, Thermosalinographs (TSG), Fluorometer, Oxygen Optode, Infrared Sea Surface Temperature Autonomous Radiometer (ISAR), pCO2, Gravimeter, Ozone Sensor, Nephelometer, Atmospheric Temperature, Humidity, Pressure, Wind and Rain sensors, Photosynthetically Active Radiation (PAR) sensor, Precision Infrared Radiometer (PIR), Precision Spectral Pyranometer (PSP), Starboard and Portside Radiometers, Air Sampler, Ultra Short BaseLine Underwater Positioning System (USBL), Expendable Bathythermographs (XBTs).Voyage-specific measurements:Deep Towed Camera (DTC), Micro Rain Radar (MRR), Miniature Autonomous Plume Recorder (MAPR), Optical Backscatter sensor, Oxidation-Reduction Potential (ORP) meter, Box corer, Multi-corer, Piston Corer, Rock Dredge, NIWA epibenthic sled (mini-Sherman), Seismic, Video, Wildlife Observations (seabirds, cetaceans and seals).The archive for the IN2025_V05 EOV raw data is curated by the CSIRO National Collections and Marine Infrastructure (NCMI) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (https://data.csiro.au/), providing access to voyage participants and processors of the data collected on the voyage.All voyage documentation is available electronically to MNF support via the local network. Applications to access voyage documentation by non-CSIRO participants can be made via [e-mail] All processed data from this voyage are made publicly available through the MNF Data Trawler (in the related links)

本记录描述了澳大利亚海洋国家设施（Marine National Facility, MNF）“调查者号”（RV Investigator）科考航次IN2025_V05的航次结束（End of Voyage, EOV）数据档案，航次主题为“喷发、破坏与海底生态系统恢复——汤加2022年世纪大喷发”。该航次于澳大利亚东部标准时间（AEST）2025年8月10日至2025年10月1日期间执行，从霍巴特起航，最终返回布里斯班。如需获取更多信息，请参阅航次文档链接。

本次航次使用的仪器及采集的数据包括：

### 常规测量项目
下放式声学多普勒流速剖面仪（Lowered ADCP, LADCP）、声学多普勒流速剖面仪（ADCP；38、75、150 kHz）、Picarro品牌温室气体分析仪、云凝结核计数器（Cloud Condensation Nuclei counter, CCN）、凝聚粒子计数器（Condensation Particle Counters, CPC）、雨滴谱仪、氡传感器、黑碳传感器（Aethalometer，黑炭仪）、温盐深仪（CTD）、水化学测量、渔业回声测深仪（EK80）、多波束回声测深仪（EM712、EM124、EM2040）、浅地层剖面仪（SBP29）、GPS定位系统、多普勒计程仪、温盐计（TSG）、荧光计、光学溶解氧传感器（Oxygen Optode）、红外海面温度自主辐射计（ISAR）、二氧化碳分压（pCO2）、重力仪、臭氧传感器、散射浊度计（Nephelometer）、大气温度、湿度、气压、风速与雨量传感器、光合有效辐射（PAR）传感器、精密红外辐射计（PIR）、精密光谱总辐射计（PSP）、右舷与左舷辐射计、空气采样器、超短基线水下定位系统（USBL）、投弃式温深仪（XBTs）。

### 航次专属测量项目
深拖摄像系统（DTC）、微型降雨雷达（MRR）、微型自主羽流记录仪（MAPR）、光学后向散射传感器、氧化还原电位（ORP）计、箱式采泥器、多管采泥器、活塞岩心取样器、岩石拖网采样器、NIWA附底生物拖网（迷你谢尔曼拖网）、地震勘探测量、视频记录、野生动物观测（涵盖海鸟、鲸类与海豹）。

IN2025_V05航次EOV原始数据档案由位于霍巴特的澳大利亚联邦科学与工业研究组织（CSIRO）国家馆藏与海洋基础设施（National Collections and Marine Infrastructure, NCMI）信息与数据中心（IDC）负责管理，永久存档于CSIRO数据访问门户（https://data.csiro.au/），仅向该航次参与者及数据处理人员开放访问权限。

所有航次文档可通过本地网络向MNF支持团队提供电子版本。非CSIRO参与者如需获取航次文档，可通过[e-mail]提交申请。本航次的所有处理后数据均通过MNF数据拖网系统（相关链接中）向公众开放。