Paper Push: 2026-05-27
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每日论文推送：BGC-Argo、海色、海洋热浪与碳泵Daily Paper Push: BGC-Argo, ocean colour, marine heatwaves and carbon pump
本期按更新后的规则重跑：Nature/Science 系列优先，其余重点期刊按影响力与主题相关性排序；历史去重后保留 41 篇，不超过每日 50 篇上限。 This issue was rerun with the updated rules: Nature and Science series first, then priority journals ordered by approximate impact and topical relevance. After deduplication, 41 papers remain, below the daily limit of 50.
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趋势总结Trend Summary
本期趋势很清楚：海洋热浪研究正在从表层 SST 和表层 Chl-a 转向亚表层增暖、DCM/SCM 变化和群落结构响应；BGC-Argo 正在从剖面观测推进到 NCP、POC export、氧/硝酸盐耦合和微生物过程诊断；海色遥感方向则明显围绕 PACE、高光谱、多传感器融合和机器学习展开，尤其关注 bbp、IOPs、浮游植物群落结构和长期 Chl-a 数据记录。整体上，这批论文共同指向一个方向：未来 carbon pump 研究需要把表层海色、垂向剖面和事件尺度扰动放在同一个三维框架里解释。
The main pattern in this issue is clear: marine-heatwave research is moving beyond surface SST and surface Chl-a toward subsurface warming, DCM/SCM changes and community responses; BGC-Argo studies are moving from profile description toward NCP, POC export, oxygen-nitrate coupling and microbial-process diagnostics; and ocean-colour work is increasingly organized around PACE, hyperspectral sensing, multi-sensor fusion and machine learning, especially for bbp, IOPs, phytoplankton community structure and long-term Chl-a records. Together, these papers point toward a three-dimensional carbon-pump framework that links surface ocean colour, vertical profiles and event-scale disturbances.
Nature 系列Nature series
1. Biochemical remodelling of phytoplankton cell composition under climate change
作者Authors: Shlomit Sharoni; Keisuke Inomura; Stephanie Dutkiewicz; Oliver Jahn; Zoe V. Finkel; Andrew Irwin; Mohammad M. Amirian; Erwan Monier; et al.
发表月份Publication month: 2026-04 2026-04
Nature Climate Change · DOI: 10.1038/s41558-026-02598-w
关键词Tags: phytoplankton; stoichiometry; carbon pump phytoplankton; stoichiometry; carbon pump
这项研究把浮游植物细胞组成放到气候变化背景下重新审视，而不是只把叶绿素或生物量当作固定指标。它结合气候变化情景、浮游植物生理特征和细胞化学计量关系，分析碳、营养盐和色素配置如何随环境改变。研究重点是判断变暖和环境压力是否会改变细胞内部的元素分配，从而影响初级生产和碳固定效率。结果强调，浮游植物的生化重塑可能改变海洋碳泵中“单位生物量对应多少碳”的解释。它对用海色、BGC-Argo 或生态模型推断碳循环变化很有帮助。
This study revisits phytoplankton cell composition under climate change rather than treating chlorophyll or biomass as fixed proxies. It combines climate-change context, phytoplankton physiological traits, and cellular stoichiometry to examine how carbon, nutrients, and pigments may be reallocated. The work asks whether warming and environmental stress can change the elemental make-up of cells and therefore alter primary production and carbon fixation. The result highlights biochemical remodelling as a pathway that can change how much carbon is represented by a given amount of phytoplankton biomass. It is useful for interpreting ocean-colour records, BGC-Argo proxies, and ecosystem-model estimates of carbon cycling.
2. BGC-Argo float reveals shifts in nitrogen-carbon cycling in an oxygen-deficient zone
作者Authors: Mariana B. Bif; Colette Kelly; Mark A. Altabet; Annie Bourbonnais; Claire Elbon; Edgart Flores; Alanna Mnich; Josh Plant; et al.
发表月份Publication month: 2026-04 2026-04
Communications Earth & Environment · DOI: 10.1038/s43247-026-03410-5
关键词Tags: BGC-Argo; microbial carbon; nitrogen cycling; ODZ BGC-Argo; microbial carbon; nitrogen cycling; ODZ
这项研究利用 BGC-Argo 浮标在氧亏区获得的剖面观测来追踪氮循环和碳循环的共同变化。数据的价值在于它能同时提供垂向结构和生物地球化学状态，而不是只看表层信号。研究分析了氧亏环境中氮相关过程与碳固定、转化或输出之间的联系。结果显示，氧亏区内部的氮-碳耦合会随水团和垂向条件发生变化。它对理解低氧海域的微生物碳过程、营养盐限制和 BGC-Argo 观测应用很有价值。
This study uses BGC-Argo float profiles from an oxygen-deficient zone to follow linked changes in nitrogen and carbon cycling. The data are valuable because they resolve both vertical structure and biogeochemical state, instead of relying only on surface signals. The analysis connects nitrogen-related processes with carbon fixation, transformation, or export under low-oxygen conditions. The results show that nitrogen-carbon coupling inside oxygen-deficient waters can shift with water-mass and vertical conditions. It is useful for studying microbial carbon pathways, nutrient limitation, and BGC-Argo applications in low-oxygen regions.
3. Global declines in net primary production in the ocean color era
作者Authors: Greg M. Silsbe; James Fox; Toby K. Westberry; Kimberly H. Halsey
发表月份Publication month: 2025-07 2025-07
Nature Communications · DOI: 10.1038/s41467-025-60906-y
关键词Tags: ocean colour; NPP; climate trend ocean colour; NPP; climate trend
这项研究利用海色时代的长期卫星记录评估全球海洋净初级生产变化。它关注的不是单个区域事件，而是多年尺度上海洋生产力是否出现系统性下降。研究把海色观测中的叶绿素和生产力信号与气候背景联系起来，分析低频趋势和空间差异。结果指向全球海洋净初级生产在海色观测时代存在下降信号。它对评估变暖背景下浮游植物生产力、碳吸收和海洋生态系统变化很重要。
This study uses long-term satellite records from the ocean-colour era to evaluate changes in global marine net primary production. It is concerned with multi-year, basin-to-global change rather than a single regional event. The analysis links chlorophyll and productivity signals from ocean colour with climate context, separating broad trends from spatial variability. The results point to a decline in ocean net primary production during the satellite ocean-colour era. It is important for assessing phytoplankton productivity, carbon uptake, and ecosystem change under warming.
4. Marine heatwaves modulate food webs and carbon transport processes
作者Authors: Mariana B. Bif; Colleen T. E. Kellogg; Yibin Huang; Julia Anstett; Sachia Traving; M. Angelica Peña; Steven J. Hallam; Kenneth S. Johnson
发表月份Publication month: 2025-10 2025-10
Nature Communications · DOI: 10.1038/s41467-025-63605-w
关键词Tags: BGC-Argo; marine heatwaves; POC; microbial ecology BGC-Argo; marine heatwaves; POC; microbial ecology
这项研究关注海洋热浪如何改变食物网结构和碳输送过程。它把极端变暖事件与 POC、微生物生态和可能的 BGC-Argo 观测联系起来，而不是只描述温度异常。研究分析热浪期间生态相互作用、颗粒形成和碳转运路径的变化。结果说明海洋热浪可能通过改变食物网和微生物过程来调节碳输出效率。它对研究极端事件下的碳泵响应和生态系统稳定性很有帮助。
This study examines how marine heatwaves alter food-web structure and carbon transport. It links extreme warming events with POC, microbial ecology, and potentially profile-based observations rather than describing temperature anomalies alone. The analysis considers how ecological interactions, particle formation, and carbon-transfer pathways change during heatwave conditions. The results show that marine heatwaves can regulate carbon-export efficiency through food-web and microbial pathways. It is useful for studying carbon-pump responses and ecosystem stability during ocean extremes.
5. Marine heatwaves are shaping the vertical structure of phytoplankton in the global ocean
作者Authors: Xueying Ma; Gengxin Chen
发表月份Publication month: 2025-08 2025-08
Communications Earth & Environment · DOI: 10.1038/s43247-025-02718-y
关键词Tags: BGC-Argo; marine heatwaves; vertical chlorophyll; DCM BGC-Argo; marine heatwaves; vertical chlorophyll; DCM
这项研究聚焦海洋热浪对全球浮游植物垂向结构的影响。它利用可解析垂向信息的观测资料，尤其适合与 BGC-Argo 叶绿素剖面和深叶绿素最大值研究相联系。研究比较热浪条件下表层、次表层和 DCM 附近浮游植物信号的变化。结果表明，海洋热浪不仅改变表层生态状态，也会重塑垂向叶绿素分布。它对理解热浪生态影响、浮游植物栖息层位变化和剖面观测解释很重要。
This study focuses on how marine heatwaves reshape the vertical structure of phytoplankton in the global ocean. It relies on observations that can resolve depth-dependent chlorophyll patterns, making it especially relevant to BGC-Argo profiles and deep chlorophyll maximum studies. The analysis compares phytoplankton signals at the surface, subsurface, and around the DCM under heatwave conditions. The results show that marine heatwaves affect not only surface ecology but also the vertical distribution of chlorophyll. It is important for interpreting heatwave impacts, habitat-depth shifts, and profile-based phytoplankton observations.
6. The oceanic physical injection pump of organic carbon
作者Authors: Marco Bellacicco; Salvatore Marullo; Giorgio Dall’Olmo; Daniele Iudicone; Bruno Buongiorno Nardelli
发表月份Publication month: 2025-08 2025-08
Nature Communications · DOI: 10.1038/s41467-025-62363-z
关键词Tags: carbon pump; POC/DOC; physical injection pump carbon pump; POC/DOC; physical injection pump
这项研究提出或量化海洋中有机碳的物理注入泵过程。它关注物理输运如何把 POC 或 DOC 从表层带入更深层，而不仅仅依赖颗粒沉降这一条路径。研究把环流、混合或亚中尺度输运与有机碳再分布联系起来。结果强调，物理注入可以成为生物碳泵之外的重要碳封存通道。它对解释 BGC-Argo 剖面中的碳信号、改进碳泵模型和评估海洋碳汇很有帮助。
This study develops or quantifies the physical injection pump of organic carbon in the ocean. It focuses on how physical transport can move POC or DOC from the surface into deeper layers, rather than relying only on gravitational particle sinking. The work connects circulation, mixing, or submesoscale transport with the redistribution of organic carbon. The results highlight physical injection as an important carbon-sequestration pathway alongside the biological carbon pump. It is useful for interpreting carbon signals in profiles, improving carbon-pump models, and assessing ocean carbon uptake.
Science 系列Science series
7. Antarctic krill vertical migrations modulate seasonal carbon export
作者Authors: A. J. R. Smith; S. Wotherspoon; L. Ratnarajah; G. R. Cutter; G. J. Macaulay; B. Hutton; R. King; S. Kawaguchi; et al.
发表月份Publication month: 2025-01 2025-01
Science · DOI: 10.1126/science.adq5564
关键词Tags: carbon export; vertical migration; Southern Ocean carbon export; vertical migration; Southern Ocean
这项研究关注南大洋磷虾垂向迁移对季节性碳输出的调节作用。它把动物行为与生物碳泵联系起来，强调碳输出并不只由浮游植物和颗粒沉降决定。研究分析磷虾在昼夜或季节尺度上的上下迁移如何改变有机碳向深层输送。结果说明，磷虾迁移可以在特定季节增强或改变南大洋碳输出路径。它对南大洋生态碳泵、食物网-碳循环耦合和碳输出估算很有价值。
This study examines how vertical migration by Antarctic krill modulates seasonal carbon export. It links animal behaviour with the biological carbon pump, showing that export is not controlled only by phytoplankton production and passive particle sinking. The analysis considers how krill movement through the water column changes the transfer of organic carbon to depth. The results indicate that krill migration can enhance or redirect Southern Ocean carbon export during particular seasons. It is valuable for studies of the Southern Ocean carbon pump, food-web coupling, and carbon-export estimation.
8. Declining ocean greenness and phytoplankton blooms in low to mid-latitudes under a warming climate
作者Authors: Zhongkun Hong; Di Long; Kaiyue Shan; Jian-Min Zhang; R. Iestyn Woolway; Maofeng Liu; Michael E. Mann; Hongwei Fang
发表月份Publication month: 2025-10 2025-10
Science Advances · DOI: 10.1126/sciadv.adx4857
关键词Tags: ocean colour; phytoplankton blooms; warming ocean colour; phytoplankton blooms; warming
这项研究利用长期海色记录分析低纬到中纬海洋绿度和浮游植物藻华变化。它把卫星观测中的颜色、叶绿素和藻华信号放到气候变暖背景下解释。研究重点是识别变暖海洋中表层浮游植物活动是否减弱，以及这种变化在哪些纬度带更明显。结果指向低中纬海域海洋绿度和藻华活动下降。它对评估海色趋势、生产力变化和未来生态系统响应很有参考价值。
This study uses long-term ocean-colour records to analyse changes in ocean greenness and phytoplankton blooms from low to mid-latitudes. It interprets satellite colour, chlorophyll, and bloom signals in the context of a warming climate. The work asks whether surface phytoplankton activity is weakening and where that weakening is most evident. The results point to declining ocean greenness and bloom activity across low- to mid-latitude waters. It is useful for assessing ocean-colour trends, productivity change, and future ecosystem responses.
重点期刊：按影响力和相关性排序Key journals: ordered by impact and relevance
9. Decoupled timescales of organic carbon and phosphorus recycling in the global ocean
作者Authors: Megan R. Sullivan; François W. Primeau; Hojong Seo; Judith Camps-Castellà; Keisuke Inomura; Adam C. Martiny
发表月份Publication month: 2026-02 2026-02
Proceedings of the National Academy of Sciences · DOI: 10.1073/pnas.2514991123
关键词Tags: organic carbon; phosphorus recycling; microbial carbon organic carbon; phosphorus recycling; microbial carbon
这项研究比较全球海洋中有机碳和磷的再循环时间尺度。它关注的问题是碳和营养元素是否按相同速度循环，而不是简单假设固定化学计量关系。研究通过全球尺度的循环框架分析微生物再矿化、营养盐供应和有机物周转之间的差异。结果说明，有机碳和磷的再循环可以明显脱耦，从而改变系统对扰动或施肥的响应。它对理解微生物碳循环、营养盐限制和生物碳泵效率很重要。
This study compares the recycling timescales of organic carbon and phosphorus in the global ocean. It asks whether carbon and nutrient elements cycle at the same pace, rather than assuming fixed stoichiometric behaviour. The analysis uses a global cycling framework to examine differences among microbial remineralization, nutrient supply, and organic-matter turnover. The results show that organic carbon and phosphorus recycling can be strongly decoupled, changing how the system responds to disturbance or fertilization. It is important for understanding microbial carbon cycling, nutrient limitation, and biological carbon-pump efficiency.
10. Global warming drives a threefold increase in persistence and 1 °C rise in intensity of marine heatwaves
作者Authors: Marta Marcos; Angel Amores; Miguel Agulles; Jon Robson; Xiangbo Feng
发表月份Publication month: 2025-04 2025-04
Proceedings of the National Academy of Sciences · DOI: 10.1073/pnas.2413505122
关键词Tags: marine heatwaves; warming; global trend marine heatwaves; warming; global trend
这项研究量化全球变暖对海洋热浪持续性和强度的影响。它使用全球海表温度记录和反事实气候比较，区分自然变率与人为变暖的作用。研究分析如果没有全球变暖，观测到的海洋热浪会有多强、多持久。结果显示，全球变暖显著增加了海洋热浪的持续时间，并提高了热浪强度。它为评估热浪生态影响、垂向浮游植物响应和未来极端事件风险提供了物理背景。
This study quantifies how global warming affects the persistence and intensity of marine heatwaves. It uses global sea-surface temperature records and counterfactual climate comparisons to separate natural variability from anthropogenic warming. The analysis asks how strong and persistent observed marine heatwaves would have been without global warming. The results show that warming substantially increases heatwave persistence and raises heatwave intensity. It provides physical context for ecological impacts, vertical phytoplankton responses, and future ocean extreme-event risk.
11. Characterization of phytoplankton-excreted metabolites mediating carbon flux through the surface ocean
作者Authors: Yuting Zhu; Hanna S. Anderson; Eli Salcedo; Samuel E. Miller; Krista Longnecker; Melissa C. Kido Soule; Sheean T. Haley; Gretchen J. Swarr; et al.
发表月份Publication month: 2026-03 2026-03
Proceedings of the National Academy of Sciences · DOI: 10.1073/pnas.2531765123
关键词Tags: phytoplankton metabolites; dissolved organic matter; microbial loop phytoplankton metabolites; dissolved organic matter; microbial loop
这项研究分析浮游植物释放的代谢物如何影响表层海洋碳通量。它使用高分辨率有机分子分析和稳定同位素追踪来识别快速周转的溶解有机碳来源。研究关注这些低浓度、短寿命代谢物如何被微生物利用，并进入微生物环。结果把浮游植物初级生产和 labile DOC 的分子组成联系起来。它对理解 DOM、微生物碳泵和非颗粒碳通道很有帮助。
This study examines how metabolites released by phytoplankton mediate carbon flux through the surface ocean. It uses high-resolution molecular analysis and stable-isotope tracing to identify rapidly cycling sources of dissolved organic carbon. The work focuses on how low-concentration, short-lived metabolites are consumed by microbes and routed into the microbial loop. The results connect phytoplankton primary production with the molecular composition of labile DOC. It is useful for understanding DOM cycling, the microbial carbon pump, and non-particle carbon pathways.
12. Hyperspectral retrieval of phytoplankton absorption and community composition from NASA’s PACE-OCI in estuarine–coastal waters using a hybrid framework combining mixture-of-experts and Variational Autoencoder
作者Authors: Xingyu Bai; Bingqing Liu; Jiang Li; Yuanheng Xiong; Eurico J. D'Sa; Melissa M. Baustian; Xiaodong Zhang; Brice K. Grunert; et al.
发表月份Publication month: 2026-05 2026-05
Remote Sensing of Environment · DOI: 10.1016/j.rse.2026.115327
关键词Tags: PACE; ocean colour; backscattering; machine learning PACE; ocean colour; backscattering; machine learning
这项研究面向 PACE-OCI 高光谱海色数据，反演河口和近岸水体中的浮游植物吸收和群落组成。它结合 mixture-of-experts 与变分自编码器，处理近岸水体光学性质复杂、端元混合明显的问题。研究把高光谱遥感信号转化为与浮游植物功能和群落结构相关的生物光学变量。结果提供了一个适用于 PACE 近岸应用的混合机器学习框架。它对 PACE 产品开发、近岸水色反演和 BGC-Argo/现场资料交叉验证很有帮助。
This study uses PACE-OCI hyperspectral ocean-colour data to retrieve phytoplankton absorption and community composition in estuarine and coastal waters. It combines a mixture-of-experts approach with a variational autoencoder to handle optically complex coastal conditions and mixed water types. The work converts hyperspectral remote-sensing signals into bio-optical variables linked to phytoplankton function and community structure. The result is a hybrid machine-learning framework for coastal PACE applications. It is useful for PACE product development, coastal ocean-colour retrieval, and cross-validation with BGC-Argo or field data.
13. Retrieval of global surface phytoplankton community structure using a minimal set of predictors
作者Authors: Xueyin Li; Shuguo Chen; Junwei Wang; Qing Zhu
发表月份Publication month: 2026-03 2026-03
Remote Sensing of Environment · DOI: 10.1016/j.rse.2025.115174
关键词Tags: ocean colour; phytoplankton community structure; remote sensing ocean colour; phytoplankton community structure; remote sensing
这项研究尝试用较少的预测变量反演全球表层浮游植物群落结构。它利用海色遥感相关变量，避免模型过度依赖复杂输入或难以获得的参数。研究把表层光学信号转化为群落组成信息，使海色产品从总叶绿素向功能群结构延伸。结果表明，简洁的预测变量组合也可以支持全球尺度群落结构估计。它对海色长期监测、生态模型约束和表层-剖面群落比较很有帮助。
This study retrieves global surface phytoplankton community structure using a minimal set of predictors. It relies on ocean-colour-related variables, reducing dependence on complex inputs or hard-to-obtain parameters. The analysis translates surface optical signals into community-composition information, extending ocean-colour products beyond bulk chlorophyll. The results show that a compact predictor set can support global-scale estimates of phytoplankton community structure. It is useful for long-term ocean-colour monitoring, ecosystem-model constraints, and comparisons between surface and profile-based community patterns.
14. Accuracy of SeaHawk-HawkEye Ocean color CubeSat remote sensing reflectance products in globally distributed aquatic sites
作者Authors: Srinivas Kolluru; Sara Rivero-Calle; Philip J. Bresnahan; Susanne Kratzer; Timothy S. Moore; Thomas Schroeder; Sean Bailey; Alan Holmes; et al.
发表月份Publication month: 2026-01 2026-01
Remote Sensing of Environment · DOI: 10.1016/j.rse.2025.115111
关键词Tags: ocean colour; high-resolution observation; CubeSat ocean colour; high-resolution observation; CubeSat
这项研究评估 SeaHawk-HawkEye CubeSat 海色遥感反射率产品的精度。它使用全球分布的水体站点进行验证，覆盖不同光学条件和水体类型。研究比较 CubeSat 产品与现场或参考观测之间的一致性，识别误差来源和适用范围。结果说明高空间分辨率小卫星海色产品在特定应用中具有潜力，但需要清楚理解不确定性。它对近岸藻华、锋面、小尺度过程和传统海色产品补充很有价值。
This study evaluates the accuracy of SeaHawk-HawkEye CubeSat ocean-colour remote-sensing reflectance products. It uses globally distributed aquatic validation sites that cover different optical conditions and water types. The analysis compares CubeSat products with field or reference observations to identify uncertainties and suitable applications. The results show that high-spatial-resolution CubeSat ocean-colour products have strong potential when their errors are well understood. It is valuable for coastal blooms, fronts, small-scale processes, and complementing conventional ocean-colour missions.
15. Phytoplankton With Flexible Pigment Content Disadvantaged by Projected Future Decrease in Variability of the Ocean Light Spectrum
作者Authors: Francesco Mattei; Anna E. Hickman; Julia Uitz; Vincenzo Vellucci; Laurence Garczarek; Frédéric Partensky; Stephanie Dutkiewicz
发表月份Publication month: 2026-01 2026-01
Global Change Biology · DOI: 10.1111/gcb.70671
关键词Tags: phytoplankton pigments; primary production; carbon flux phytoplankton pigments; primary production; carbon flux
这项研究分析未来海洋光谱环境变化对浮游植物色素策略的影响。它把水下光谱变化、色素可塑性和浮游植物适应性联系起来，而不是只看叶绿素总量。研究评估不同色素调节能力的浮游植物在未来光环境中是否仍具有优势。结果表明，如果海洋光谱变率下降，具有灵活色素含量的类群可能反而处于不利位置。它对初级生产模型、photoacclimation 表达和碳通量估计很有帮助。
This study examines how future changes in the underwater light spectrum affect phytoplankton pigment strategies. It links spectral light variability, pigment flexibility, and phytoplankton fitness rather than focusing only on bulk chlorophyll. The analysis tests whether taxa with flexible pigment content remain advantaged under projected future light conditions. The results suggest that reduced variability in the ocean light spectrum can disadvantage phytoplankton with flexible pigment content. It is useful for primary-production models, photoacclimation parameterization, and carbon-flux estimates.
16. Modeling the Vertical Flux of Organic Carbon in the Global Ocean
作者Authors: Adrian B. Burd
发表月份Publication month: 2024-01 2024-01
Annual Review of Marine Science · DOI: 10.1146/annurev-marine-022123-102516
关键词Tags: carbon flux; review; model synthesis carbon flux; review; model synthesis
这篇综述系统梳理全球海洋有机碳垂向通量的形成和转化过程。它整合颗粒形成、沉降、再矿化、物理输运和生态调控等多类机制。文章关注模型如何表达这些过程，以及不同模型假设会如何影响深海碳封存估计。结果是一个用于理解和比较有机碳通量模型的框架。它对生物碳泵建模、BGC-Argo 光学代理变量解释和全球碳预算研究很有价值。
This review synthesizes the formation and transformation of vertical organic carbon flux in the global ocean. It integrates particle formation, sinking, remineralization, physical transport, and ecological controls. The paper focuses on how models represent these processes and how different assumptions affect estimates of deep-ocean carbon sequestration. The result is a framework for understanding and comparing models of organic carbon flux. It is valuable for biological carbon-pump modelling, interpretation of BGC-Argo optical proxies, and global carbon-budget studies.
17. Two Decades of Increase in Southern Ocean Net Community Production Revealed by BGC‐Argo Floats
作者Authors: Guillaume Liniger; Jonathan D. Sharp; Yuichiro Takeshita; Kenneth S. Johnson
发表月份Publication month: 2025-08 2025-08
Global Biogeochemical Cycles · DOI: 10.1029/2024GB008371
关键词Tags: BGC-Argo; NCP; Southern Ocean BGC-Argo; NCP; Southern Ocean
这项研究利用 BGC-Argo 浮标揭示南大洋净群落生产力的年代际增长。它通过剖面观测约束硝酸盐和相关生物地球化学变量，从而弥补传统船测时空覆盖不足。研究分析物理混合和采样差异之后的生产力变化信号。结果显示，南大洋净群落生产力在过去约二十年中呈增加趋势。它对理解南大洋碳吸收、营养盐消耗和浮标驱动的生产力估算很重要。
This study uses BGC-Argo floats to reveal a multi-decadal increase in Southern Ocean net community production. It constrains nitrate and related biogeochemical variables with profile observations, helping overcome the sparse coverage of ship-based sampling. The analysis separates productivity signals from physical mixing and sampling effects. The results show an increase in Southern Ocean net community production over roughly two decades. It is important for understanding Southern Ocean carbon uptake, nutrient drawdown, and float-based productivity estimates.
18. Southern Ocean Carbon Export Revealed by Backscatter and Oxygen Measurements From BGC‐Argo Floats
作者Authors: Guillaume Liniger; Sébastien Moreau; Delphine Lannuzel; Magdalena M. Carranza; Peter G. Strutton
发表月份Publication month: 2025-04 2025-04
Global Biogeochemical Cycles · DOI: 10.1029/2024GB008193
关键词Tags: BGC-Argo; backscatter; oxygen; carbon export BGC-Argo; backscatter; oxygen; carbon export
这项研究用 BGC-Argo 后向散射和氧气观测估计南大洋碳输出。它把光学颗粒信号与氧气约束结合起来，从而获得比单一指标更稳健的碳输出信息。研究比较不同海盆、锋区和海冰影响区域的输出差异。结果展示了南大洋碳输出的空间结构，并强调海冰区也需要纳入盆地尺度估算。它对利用剖面浮标量化生物碳泵和校验碳循环模型很有帮助。
This study estimates Southern Ocean carbon export using BGC-Argo backscatter and oxygen measurements. It combines optical particle signals with oxygen constraints, providing a more robust view than either proxy alone. The analysis compares export across basins, frontal zones, and regions influenced by sea ice. The results reveal spatial structure in Southern Ocean carbon export and highlight the need to include the sea-ice zone in basin-scale estimates. It is useful for quantifying the biological carbon pump from profiling floats and validating carbon-cycle models.
19. Deep Learning Identifies the Climate Warming Signal in Global Ocean Chlorophyll From Satellite Records
作者Authors: Lei Lin; Chen Dong; Stephanie Henson; Bingzhang Chen
发表月份Publication month: 2026-02 2026-02
Geophysical Research Letters · DOI: 10.1029/2025GL120669
关键词Tags: ocean colour; deep learning; chlorophyll ocean colour; deep learning; chlorophyll
这项研究用深度学习从全球卫星叶绿素记录中识别气候变暖信号。它面对的核心难点是海色记录相对较短，容易被自然年际和年代际变率掩盖。研究训练模型来区分气候强迫信号和内部变率对叶绿素变化的贡献。结果说明，深度学习可以在全球叶绿素资料中提取出变暖相关的长期信号。它对海色趋势检测、气候影响归因和生产力变化研究很有帮助。
This study uses deep learning to identify the climate-warming signal in global satellite chlorophyll records. The central challenge is that ocean-colour records are relatively short and can be masked by natural interannual and decadal variability. The model is trained to separate externally forced signals from internal variability in chlorophyll change. The results show that deep learning can extract a warming-related long-term signal from global chlorophyll observations. It is useful for ocean-colour trend detection, climate-impact attribution, and productivity-change studies.
20. Seasonal Variability of Surface Ocean Carbon Uptake and Chlorophyll‐a Concentration in the West Antarctic Peninsula Over Two Decades
作者Authors: Jessica S. Turner; David R. Munro; Amanda Fay; Sharon Stammerjohn; Heather Kim; Oscar Schofield; Heidi Dierssen
发表月份Publication month: 2025-02 2025-02
Geophysical Research Letters · DOI: 10.1029/2024GL112446
关键词Tags: phytoplankton; carbon uptake; Antarctic Peninsula phytoplankton; carbon uptake; Antarctic Peninsula
这项研究分析西南极半岛二十年来表层海洋碳吸收和叶绿素 a 的季节变化。它结合原位 CO2 通量资料和卫星叶绿素记录，关注快速变暖区域中的季节节律。研究比较生产季内浮游植物物候与海气 CO2 交换之间的联系。结果说明，叶绿素季节变化会影响区域碳吸收的时间分布和强度。它对南极半岛碳汇评估、浮游植物物候研究和高纬海洋气候反馈很有帮助。
This study analyses two decades of seasonal variability in surface-ocean carbon uptake and chlorophyll-a around the West Antarctic Peninsula. It combines in-situ CO2 flux information with satellite chlorophyll records to examine seasonal timing in a rapidly warming region. The analysis connects phytoplankton phenology during the growing season with air-sea CO2 exchange. The results show that seasonal chlorophyll variability can shape the timing and strength of regional carbon uptake. It is useful for Antarctic Peninsula carbon-sink estimates, phytoplankton phenology, and high-latitude climate feedback studies.
21. Unprecedented Summer Phytoplankton Bloom in the Ross Sea
作者Authors: Esther Portela; Meredith G. Meyer; Karen J. Heywood; Walker O. Smith
发表月份Publication month: 2025-02 2025-02
Geophysical Research Letters · DOI: 10.1029/2024GL111264
关键词Tags: marine heatwave; phytoplankton bloom; Ross Sea marine heatwave; phytoplankton bloom; Ross Sea
这项研究报道罗斯海一次异常强的夏季浮游植物藻华。它利用高分辨率水下滑翔机观测解析藻华在上层水柱中的持续时间和垂向范围。研究关注藻华可能的群落组成、光照条件和水柱结构背景。结果显示，该藻华持续时间长、浓度高，并延伸到上百米深度范围。它对理解南大洋极端生产事件、海冰边缘生态过程和区域碳输出很有价值。
This study reports an unusually strong summer phytoplankton bloom in the Ross Sea. It uses high-resolution underwater glider observations to resolve the bloom’s persistence and vertical extent in the upper water column. The analysis considers possible community composition, light conditions, and water-column structure. The results show a long-lasting, high-chlorophyll bloom extending through a deep upper-ocean layer. It is valuable for understanding extreme production events, ice-edge ecosystem processes, and regional carbon export in the Southern Ocean.
22. Anomalously Low New Production in the Northeast Atlantic During Spring 2024: A Consequence of Weaker Winter Mixing?
作者Authors: S. C. Painter; E. E. García‐Martín; C. Feltham; R. Muliawan; E. Mawji; K. Peel; S. Kelly; A. Flohr; et al.
发表月份Publication month: 2026-02 2026-02
Journal of Geophysical Research: Oceans · DOI: 10.1029/2025JC023249
关键词Tags: BGC-Argo; chlorophyll fluorescence; NPQ; DCM BGC-Argo; chlorophyll fluorescence; NPQ; DCM
这项研究关注 2024 年春季东北大西洋异常偏低的新生产。它利用 BGC-Argo 相关剖面、叶绿素荧光和混合层信息来分析春季生产力状态。研究讨论较弱冬季混合是否减少了营养盐补给，从而影响春季新生产。结果指出，物理混合异常可能通过营养盐供应改变次表层和 DCM 附近的生产结构。它对解释 BGC-Argo 叶绿素荧光、NPQ 校正和年际生产力异常很有帮助。
This study investigates anomalously low new production in the Northeast Atlantic during spring 2024. It uses BGC-Argo-related profiles, chlorophyll fluorescence, and mixed-layer information to analyse spring productivity conditions. The work tests whether weaker winter mixing reduced nutrient resupply and therefore suppressed new production. The results suggest that physical mixing anomalies can alter production structure near the subsurface and DCM layers through nutrient supply. It is useful for interpreting BGC-Argo fluorescence, NPQ correction, and interannual productivity anomalies.
23. BGC-Argo+: Global biogeochemical Argo float data with secondary quality control and derived parameters
作者Authors: Seth M. Bushinsky; Zachary Nachod; Mathilde Jutras; Daniela König; Shannon McClish; Charles Addey
发表月份Publication month: 2026-05 2026-05
Earth System Science Data Discussions · DOI: 10.5194/essd-2026-311
关键词Tags: BGC-Argo; data system; sensors; methods BGC-Argo; data system; sensors; methods
这篇数据论文介绍 BGC-Argo+ 全球生物地球化学浮标数据产品。它在原始浮标观测基础上加入二级质量控制和衍生参数，使不同区域和不同传感器之间的数据更可比。研究重点是提供更可靠的氧气、硝酸盐、叶绿素、颗粒和相关变量集合。结果是一个可直接用于分析和模型验证的全球 BGC-Argo 数据系统。它对长期趋势分析、算法开发和跨平台数据融合很重要。
This data paper presents BGC-Argo+, a global biogeochemical Argo float data product. It adds secondary quality control and derived parameters to raw float observations, improving comparability across regions and sensors. The work provides a more reliable collection of variables such as oxygen, nitrate, chlorophyll, particles, and related diagnostics. The result is a global BGC-Argo data system that can be used directly for analysis and model validation. It is important for long-term trend studies, algorithm development, and cross-platform data integration.
24. Decadal and spatially complete global surface chlorophyll-a data record from satellite and BGC-Argo observations
作者Authors: Daniel J. Ford; Gemma Kulk; Shubha Sathyendranath; Jamie D. Shutler
发表月份Publication month: 2026-01 2026-01
Earth System Science Data · DOI: 10.5194/essd-18-569-2026
关键词Tags: ocean colour; chlorophyll dataset; multi-sensor ocean colour; chlorophyll dataset; multi-sensor
这篇数据论文构建全球表层叶绿素 a 的年代际完整数据记录。它结合卫星海色和 BGC-Argo 观测，弥补单一资料源在空间覆盖或垂向约束上的不足。研究通过融合和插补方法获得空间上更连续的表层叶绿素场。结果提供了适合长期趋势、季节循环和区域比较的数据产品。它对海色产品评估、生产力估算和生态模型验证很有价值。
This data paper builds a decadal, spatially complete global surface chlorophyll-a record. It combines satellite ocean colour with BGC-Argo observations, reducing the limitations of any single data source in spatial coverage or profile constraint. The work uses fusion and gap-filling methods to produce a more continuous surface chlorophyll field. The result is a data product suited to long-term trends, seasonal cycles, and regional comparisons. It is valuable for ocean-colour product assessment, productivity estimates, and ecosystem-model validation.
25. Phytoplankton coastal-offshore monitoring by the Strait of Dover at high spatial resolution: the DYPHYRAD surveys
作者Authors: Zéline Hubert; Aurélie Libeau; Clémentine Gallot; Vincent Cornille; Muriel Crouvoisier; Éric Lécuyer; Luis Felipe Artigas
发表月份Publication month: 2026-03 2026-03
Earth System Science Data · DOI: 10.5194/essd-18-1877-2026
关键词Tags: phytoplankton groups; nutrients; carbon; dataset phytoplankton groups; nutrients; carbon; dataset
这篇数据论文整理多佛海峡 DYPHYRAD 航次中的高空间分辨率浮游植物监测资料。它覆盖从近岸到外海的梯度，并包含浮游植物群组、营养盐和相关碳循环信息。研究目标是把重复调查资料整理成可复用的数据集，支持对英吉利海峡生态变化的分析。结果提供了一个适合研究沿岸-外海差异和季节变化的观测基础。它对近岸生态监测、浮游植物功能群和区域碳循环研究很有帮助。
This data paper compiles high-spatial-resolution phytoplankton monitoring from the DYPHYRAD surveys in the Strait of Dover. It covers coastal-to-offshore gradients and includes phytoplankton groups, nutrients, and carbon-relevant information. The goal is to turn repeated survey observations into a reusable dataset for analysing ecological change in the English Channel region. The result is an observational basis for studying coastal-offshore differences and seasonal variability. It is useful for coastal monitoring, phytoplankton functional-group studies, and regional carbon-cycle research.
26. Estimating particulate organic matter flux from in-situ optics: A framework for correcting for suspended particles and incorporating depth-dependent degradation
作者Authors: Nasrollah Moradi; Lili Hufnagel; Simon Ramondenc; Clara M. Flintrop; Rainer Kiko; Tim Fischer; Helena Hauss; Arne Körtzinger; et al.
发表月份Publication month: 2026-03 2026-03
Biogeosciences · DOI: 10.5194/bg-23-2179-2026
关键词Tags: Southern Ocean; optical observations; POM flux Southern Ocean; optical observations; POM flux
这项研究提出从原位光学观测估计颗粒有机物通量的框架。它重点处理悬浮颗粒对光学信号的影响，并把随深度变化的降解过程纳入通量估计。研究把后向散射等光学量与 POM 通量联系起来，使剖面观测更接近碳输出诊断。结果提供了一个可用于修正和解释光学通量估计的方法。它对南大洋碳输出、BGC-Argo 光学代理变量和颗粒降解研究很有帮助。
This study develops a framework for estimating particulate organic matter flux from in-situ optical observations. It explicitly addresses the influence of suspended particles and includes depth-dependent degradation in flux estimates. The work links optical quantities such as backscatter with POM flux, bringing profile observations closer to carbon-export diagnostics. The result is a method for correcting and interpreting optical flux estimates. It is useful for Southern Ocean carbon export, BGC-Argo optical proxies, and particle-degradation studies.
27. Unexpected quasi-independence of coloured dissolved organic matter absorption from chlorophyll-a concentration in the Southern Ocean
作者Authors: Juan Li; David Antoine; Yannick Huot
发表月份Publication month: 2026-05 2026-05
Biogeosciences · DOI: 10.5194/bg-23-3073-2026
关键词Tags: chlorophyll maximum; CDOM; bio-optics chlorophyll maximum; CDOM; bio-optics
这项研究分析南大洋 CDOM 吸收与叶绿素 a 浓度之间意外的弱耦合关系。它利用生物光学观测比较 CDOM、叶绿素最大值和相关光学信号。研究关注在南大洋中能否用叶绿素变化简单推断 CDOM 吸收。结果显示，两者之间存在近似独立性，提示传统经验关系可能不适用。它对南大洋海色反演、CDOM 校正和生物光学解释很重要。
This study analyses the unexpected weak coupling between CDOM absorption and chlorophyll-a concentration in the Southern Ocean. It uses bio-optical observations to compare CDOM, chlorophyll maxima, and related optical signals. The work asks whether chlorophyll variability can be used to infer CDOM absorption in this region. The results show a quasi-independence between the two, warning against simple empirical relationships. It is important for Southern Ocean ocean-colour retrievals, CDOM correction, and bio-optical interpretation.
28. Glaciogenic iron transport pathways to the Kerguelen offshore phytoplankton bloom
作者Authors: Alex Nalivaev; Francesco d'Ovidio; Laurent Bopp; Maristella Berta; Louise Rousselet; Clara Azarian; Stéphane Blain
发表月份Publication month: 2026-01 2026-01
Biogeosciences · DOI: 10.5194/bg-23-639-2026
关键词Tags: phytoplankton functional groups; iron; Southern Ocean bloom phytoplankton functional groups; iron; Southern Ocean bloom
这项研究关注冰川来源铁如何输送到 Kerguelen 外海浮游植物藻华区。它结合区域海洋过程、铁供应路径和浮游植物响应来解释南大洋高生产力热点。研究分析冰川或陆源物质如何通过水团和环流进入外海。结果说明，铁的输送路径会影响藻华维持和浮游植物功能群结构。它对理解南大洋铁限制、HNLC 海区生产力和碳输出很有帮助。
This study examines how glaciogenic iron is transported to the Kerguelen offshore phytoplankton bloom. It links regional ocean processes, iron-supply pathways, and phytoplankton response in a Southern Ocean productivity hotspot. The analysis considers how glacier-derived or land-derived material can reach offshore waters through water masses and circulation. The results show that iron transport pathways influence bloom maintenance and phytoplankton functional structure. It is useful for understanding Southern Ocean iron limitation, HNLC productivity, and carbon export.
29. Response of phytoplankton communities to the onset of the 2020 summer marine heatwave in the Drake Passage and Antarctic Peninsula
作者Authors: Andrés S. Rigual-Hernández; Amy Leventer; Manuel Fernández-Barba; José A. Flores; Gabriel Navarro; Johan Etourneau; Dimitris Evangelinos; Megan Duffy; et al.
发表月份Publication month: 2025-11 2025-11
Biogeosciences · DOI: 10.5194/bg-22-7205-2025
关键词Tags: marine heatwaves; phytoplankton communities; Southern Ocean marine heatwaves; phytoplankton communities; Southern Ocean
这项研究分析 2020 年夏季海洋热浪开始时 Drake Passage 和南极半岛浮游植物群落的响应。它利用现场群落和环境资料，把热浪物理异常与浮游植物组成变化联系起来。研究关注不同类群在热浪初期是否出现替代、增强或衰退。结果显示，群落结构会在热浪发展早期发生可检测变化。它对理解南大洋热浪生态效应、群落功能变化和区域碳循环响应很有帮助。
This study analyses phytoplankton community responses at the onset of the 2020 summer marine heatwave in the Drake Passage and Antarctic Peninsula. It uses field community and environmental information to connect physical heatwave anomalies with changes in phytoplankton composition. The work asks whether different groups are replaced, enhanced, or reduced during the early stage of the event. The results show detectable community-structure shifts as the heatwave develops. It is useful for understanding Southern Ocean heatwave ecology, functional community change, and regional carbon-cycle responses.
30. Lifting the lid on Marine Heatwaves
作者Authors: Neil Malan; Alex Sen Gupta; Amandine Schaeffer; Shujing Zhang; Martina A. Doblin; Gabriela Semolini Pilo; Andrew E. Kiss; Jason D. Everett; et al.
发表月份Publication month: 2025-12 2025-12
Progress in Oceanography · DOI: 10.1016/j.pocean.2025.103539
关键词Tags: marine heatwaves; subsurface warming; vertical structure marine heatwaves; subsurface warming; vertical structure
这篇综述强调海洋热浪并不只是表层温度事件。它整合关于次表层升温、垂向结构和生态响应的研究，提醒热浪影响可能延伸到观测较少的深度层。文章关注热异常如何在水柱中传播，并影响营养盐、浮游植物和食物网过程。结果是一个更立体的海洋热浪理解框架。它对设计 BGC-Argo 观测、评估生态风险和解释垂向生物地球化学响应很有帮助。
This review emphasizes that marine heatwaves are not only surface temperature events. It synthesizes work on subsurface warming, vertical structure, and ecological responses, showing that heatwave impacts can extend into under-observed depth layers. The paper focuses on how heat anomalies propagate through the water column and affect nutrients, phytoplankton, and food-web processes. The result is a more three-dimensional framework for understanding marine heatwaves. It is useful for designing BGC-Argo observations, assessing ecological risk, and interpreting vertical biogeochemical responses.
31. Climate variability induces changes in phytoplankton phenology across Spanish marine ecoregions
作者Authors: Manuel Fernández-Barba; Pablo Almaraz; I. Emma Huertas; Gabriel Navarro
发表月份Publication month: 2025-12 2025-12
Progress in Oceanography · DOI: 10.1016/j.pocean.2025.103583
关键词Tags: phytoplankton phenology; climate variability; shelf ocean phytoplankton phenology; climate variability; shelf ocean
这项研究分析气候变率如何改变西班牙不同海洋生态区的浮游植物物候。它利用区域时间序列或遥感资料比较藻华发生时间、持续时间和季节峰值。研究关注不同生态区对气候振荡和环境变化的响应是否一致。结果显示，浮游植物物候会随气候变率发生区域差异明显的改变。它对陆架海生态监测、藻华预警和区域生产力研究很有帮助。
This study analyses how climate variability changes phytoplankton phenology across Spanish marine ecoregions. It uses regional time series or remote-sensing information to compare bloom timing, duration, and seasonal peaks. The work asks whether different ecoregions respond similarly to climate oscillations and environmental change. The results show that phytoplankton phenology shifts with clear regional differences. It is useful for shelf-sea monitoring, bloom early warning, and regional productivity studies.
32. Bio-optical properties and radiant heating rates in the borderlands region of the Chukchi Sea: The roles of phytoplankton biomass and sea ice cover
作者Authors: Xingyuan Zhu; Tao Li; Lee W. Cooper; Eun Jin Yang; Jinyoung Jung; Kyoung-Ho Cho; Yubin Yao; Yamei Tang
发表月份Publication month: 2025-04 2025-04
Deep Sea Research Part I: Oceanographic Research Papers · DOI: 10.1016/j.dsr.2025.104458
关键词Tags: bio-optics; Arctic; ocean colour validation bio-optics; Arctic; ocean colour validation
这项研究关注楚科奇海边缘区的生物光学性质和辐射加热率。它分析浮游植物生物量、海冰覆盖和光学吸收如何共同影响水体吸收太阳辐射。研究把北极海色验证与物理加热过程联系起来，而不仅仅描述叶绿素浓度。结果说明，浮游植物和海冰状态会共同调节上层海洋的辐射加热。它对北极海色产品、冰缘生态和气候反馈研究很有帮助。
This study examines bio-optical properties and radiant heating rates in the Chukchi Sea borderlands. It analyses how phytoplankton biomass, sea-ice cover, and optical absorption jointly affect the uptake of solar radiation by seawater. The work links Arctic ocean-colour validation with physical heating processes rather than describing chlorophyll alone. The results show that phytoplankton and sea-ice conditions together regulate upper-ocean radiant heating. It is useful for Arctic ocean-colour products, ice-edge ecology, and climate-feedback studies.
33. A Machine Learning Approach for Chlorophyll- a Estimation in Coastal Waters From Top-of-Atmosphere VIIRS Satellite Data
作者Authors: Richa Dutt; Guangming Zheng; Zachary Charles Curran; Ronald Fick; Nikolay P. Nezlin; Miles Medina; Wenchong He; Paul M. DiGiacomo; et al.
发表月份Publication month: 2026（月份未核准） 2026 (month not verified)
IEEE Transactions on Geoscience and Remote Sensing · DOI: 10.1109/TGRS.2026.3670718
关键词Tags: ocean colour; VIIRS; hyperspectral estimation ocean colour; VIIRS; hyperspectral estimation
这项研究用机器学习从 VIIRS 顶层大气数据估计近岸水体叶绿素 a。它避开了复杂近岸水体中传统大气校正和经验算法容易累积误差的问题。研究训练模型把 TOA 卫星信号直接映射到叶绿素估计。结果提供了一条面向复杂近岸水体的替代反演路径。它对业务海色产品、近岸水质监测和藻华识别很有帮助。
This study uses machine learning to estimate coastal-water chlorophyll-a from top-of-atmosphere VIIRS satellite data. It addresses the difficulty that conventional atmospheric correction and empirical algorithms can accumulate errors in optically complex coastal waters. The model learns a direct mapping from TOA satellite signals to chlorophyll estimates. The result is an alternative retrieval pathway for challenging coastal environments. It is useful for operational ocean-colour products, coastal water-quality monitoring, and bloom detection.
34. Performance Comparison of Multi-Task and Single-Task Learning in Ocean Color Retrieval: A Case Study of Hong Kong Coastal Waters
作者Authors: Chunlei Ma; Guang Zhang; Wenbo He; Jun Zhao; Zhou Peng; Xueming Zhu; Bin Ai
发表月份Publication month: 2026（月份未核准） 2026 (month not verified)
IEEE Transactions on Geoscience and Remote Sensing · DOI: 10.1109/TGRS.2026.3675239
关键词Tags: ocean colour; multi-task learning; remote sensing products ocean colour; multi-task learning; remote sensing products
这项研究比较多任务学习和单任务学习在香港近岸水体海色反演中的表现。它利用复杂近岸水体案例来测试不同机器学习策略是否能同时改善多个海色变量。研究评估模型在相关任务之间共享信息时是否更稳定、更准确。结果给出了多任务与单任务方法的性能差异和适用场景。它对复杂水体遥感产品开发、模型选择和区域监测很有参考价值。
This study compares multi-task and single-task learning for ocean-colour retrieval in Hong Kong coastal waters. It uses an optically complex coastal case to test whether different machine-learning strategies can improve multiple ocean-colour variables at the same time. The analysis evaluates whether sharing information among related tasks makes retrievals more stable or accurate. The results clarify the performance differences and suitable use cases for multi-task versus single-task models. It is useful for complex-water remote-sensing products, model selection, and regional monitoring.
35. Field Campaign Design and Implementation with Traceability Matrix Decision Support
作者Authors: Kirk D. Knobelspiesse; Judy Alfter; Brian Cairns; Ivona Cetinić; Samuel LeBlanc; Sommer Nicholas; Rei Ueyama
发表月份Publication month: 2026-02 2026-02
Journal of Atmospheric and Oceanic Technology · DOI: 10.1175/JTECH-D-25-0079.1
关键词Tags: satellite validation; field campaign; PACE satellite validation; field campaign; PACE
这项研究介绍用可追溯矩阵支持外场观测设计和实施的方法。它面向卫星验证和大型外场活动，把科学目标、观测需求、传感器配置和采样计划连接起来。研究重点是让每一项现场测量都能对应到明确的产品或算法验证需求。结果提供了一个更系统的外场设计决策流程。它对 PACE 验证航次、海色现场采样和跨团队观测协调很有帮助。
This study presents a traceability-matrix approach for field-campaign design and implementation. It targets satellite validation and large field activities by connecting science goals, measurement requirements, sensor choices, and sampling plans. The method ensures that each field measurement maps to a clear product or algorithm-validation need. The result is a more systematic decision workflow for campaign planning. It is useful for PACE validation cruises, ocean-colour field sampling, and coordination across observing teams.
36. Inconsistencies in annual variations of flux and reactivity of sinking particles in the Pacific Arctic: evidence from a sediment trap
作者Authors: Yang Zhang; Haiyan Jin; Yanpei Zhuang; Zhongqiang Ji; Jian Ren; Kui Wang; Jianfang Chen
发表月份Publication month: 2026-04 2026-04
Frontiers in Marine Science · DOI: 10.3389/fmars.2026.1806793
关键词Tags: primary production; carbon export; sediment traps primary production; carbon export; sediment traps
这项研究利用沉积物捕获器证据分析太平洋北极下沉颗粒通量和反应性的年际变化。它关注的不只是有多少颗粒下沉，还包括这些颗粒在化学和生物反应性上的差异。研究比较不同年份中颗粒通量与初级生产或环境条件之间的关系。结果显示，下沉通量和颗粒反应性并不总是同步变化。它对理解北极碳输出、颗粒降解和沉积物捕获器资料解释很重要。
This study uses sediment-trap evidence to analyse annual variations in sinking-particle flux and reactivity in the Pacific Arctic. It focuses not only on how much material sinks, but also on how chemically and biologically reactive that material is. The analysis compares particle flux with primary production or environmental conditions across different years. The results show that sinking flux and particle reactivity do not always vary together. It is important for understanding Arctic carbon export, particle degradation, and interpretation of sediment-trap records.
37. Identifying drivers and dynamics of phytoplankton in the Black Sea: application of a neural emulator
作者Authors: Philip A. H. Smith; Anshul Chauhan; Marilaure Grégoire; Luc Vandenbulcke; Filipe Rodrigues; Asbjørn Christensen; Michael A. St John; Patrizio Mariani
发表月份Publication month: 2026-03 2026-03
Frontiers in Marine Science · DOI: 10.3389/fmars.2026.1760162
关键词Tags: biogeochemical forecasting; neural network; operational oceanography biogeochemical forecasting; neural network; operational oceanography
这项研究用神经模拟器识别黑海浮游植物变化的驱动因素和动力学。它把复杂生物地球化学模型或观测关系压缩成计算更高效的机器学习表示。研究分析环境变量如何控制浮游植物时空变化，并评估模拟器是否能再现关键动态。结果提供了一个用于快速探索和预测黑海生态状态的工具。它对区域生物地球化学预报、模型加速和业务海洋学很有帮助。
This study uses a neural emulator to identify drivers and dynamics of phytoplankton in the Black Sea. It compresses complex biogeochemical-model behaviour or observational relationships into a faster machine-learning representation. The analysis examines how environmental variables control phytoplankton variability and whether the emulator can reproduce key dynamics. The result is a tool for rapid exploration and forecasting of Black Sea ecosystem states. It is useful for regional biogeochemical prediction, model acceleration, and operational oceanography.
38. Subsurface biogeochemical response to Hurricane Idalia within a cyclonic eddy and river plume–stratified environment
作者Authors: Jennifer K. McWhorter; Lev B. Looney; Matthieu Le Hénaff; Heather L. Roman-Stork; Gregory R. Foltz; Fabian Gomez; Marin Cornec; Madison Soden; et al.
发表月份Publication month: 2026-02 2026-02
Frontiers in Marine Science · DOI: 10.3389/fmars.2026.1740354
关键词Tags: subsurface chlorophyll maximum; storm disturbance; vertical response subsurface chlorophyll maximum; storm disturbance; vertical response
这项研究分析 Hurricane Idalia 经过气旋涡和河羽分层环境时的次表层生物地球化学响应。它关注风暴扰动如何与既有涡旋结构、淡水羽状体和分层共同作用。研究利用剖面或现场观测解析次表层叶绿素、营养盐和相关变量的变化。结果说明，风暴影响不仅发生在表层，也会通过混合和水团结构改变次表层生态状态。它对研究极端天气、垂向混合和 SCM/DCM 响应很有价值。
This study analyses the subsurface biogeochemical response to Hurricane Idalia within a cyclonic eddy and river-plume-stratified environment. It focuses on how storm disturbance interacts with pre-existing eddy structure, freshwater plumes, and stratification. The work uses profile or field observations to resolve changes in subsurface chlorophyll, nutrients, and related variables. The results show that storm impacts are not limited to the surface and can reshape subsurface ecological conditions through mixing and water-mass structure. It is valuable for studies of extreme weather, vertical mixing, and SCM or DCM responses.
39. Spectral dependence of the depolarization ratio of pure water
作者Authors: Tikaram Neupane; P. Jeremy Werdell; Xiaodong Zhang
发表月份Publication month: 2026-05 2026-05
Applied Optics · DOI: 10.1364/AO.590152
关键词Tags: ocean lidar; pure water optics; bio-optic methods ocean lidar; pure water optics; bio-optic methods
这项研究测量或分析纯水退偏振比的光谱依赖性。它关注的是海洋激光雷达和偏振光学反演中一个基础但关键的光学参数。研究比较不同波长下纯水退偏振行为，为后续从水体信号中分离颗粒和分子贡献提供基准。结果改进了对纯水背景散射和偏振特性的认识。它对海洋 lidar、生物光学反演和主动遥感算法很有帮助。
This study measures or analyses the spectral dependence of the depolarization ratio of pure water. It focuses on a basic but important optical parameter for ocean lidar and polarization-based retrievals. The work compares pure-water depolarization across wavelengths, providing a reference for separating molecular and particle contributions in water-column signals. The results improve understanding of background scattering and polarization by pure water. It is useful for ocean lidar, bio-optical retrievals, and active remote-sensing algorithms.
40. Spectral variability in particulate light backscattering in the sea: resolving fine-scale optical features and their biogeochemical significance
作者Authors: Michael G. Novak; Rüdiger Röttgers
发表月份Publication month: 2026-02 2026-02
Optics Express · DOI: 10.1364/OE.579542
关键词Tags: particulate backscattering; bio-optics; ocean colour particulate backscattering; bio-optics; ocean colour
这项研究分析海水颗粒后向散射的光谱变异及其细尺度特征。它关注 bbp 光谱形状中可能被宽波段产品忽略的微小变化。研究把颗粒光学信号与颗粒组成、大小或生物地球化学状态联系起来。结果说明，高光谱或细光谱信息可以揭示更多颗粒过程细节。它对 PACE 高光谱海色、BGC-Argo bbp 解释和颗粒碳估算很有帮助。
This study analyses spectral variability in particulate light backscattering and its fine-scale optical features. It focuses on subtle changes in bbp spectral shape that may be missed by broad-band products. The work links particle optical signals with particle composition, size, or biogeochemical state. The results show that hyperspectral or fine-spectral information can reveal more detail about particle processes. It is useful for PACE hyperspectral ocean colour, interpretation of BGC-Argo bbp, and particulate carbon estimation.
41. The PACE Data Hackweek Launches a New Wave of Open Science: How We Did It (Twice), and Why
作者Authors: Anna Windle; Ian Carroll; Carina Poulin; Skye Caplan; Jeremy Werdell
发表月份Publication month: 2026（月份未核准） 2026 (month not verified)
Oceanography · DOI: 10.5670/oceanog.2026.e204
关键词Tags: PACE; ocean colour; hyperspectral remote sensing PACE; ocean colour; hyperspectral remote sensing
这篇文章总结 PACE Data Hackweek 的组织经验和开放科学实践。它关注的对象不是单一科学结果，而是如何让研究者有效学习和使用 PACE 高光谱数据。文章梳理课程设计、数据访问、协作工具和社区参与方式。结果展示了 Hackweek 如何促进开放代码、开放数据和跨学科训练。它对 PACE 用户社区建设、海色遥感教学和可重复科研工作流很有帮助。
This article summarizes the organization and open-science practice of the PACE Data Hackweek. It is not centred on one scientific result, but on helping researchers learn and use PACE hyperspectral data effectively. The paper describes curriculum design, data access, collaborative tools, and community engagement. The result shows how a Hackweek can promote open code, open data, and interdisciplinary training. It is useful for building the PACE user community, teaching ocean-colour remote sensing, and developing reproducible research workflows.
