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Simulating crude oil exposure, uptake and effects in North Atlantic Calanus finmarchicus populations
Marine Environmental Research ( IF 3.0 ) Pub Date : 2020-10-08 , DOI: 10.1016/j.marenvres.2020.105184
Ole Jacob Broch , Raymond Nepstad , Ingrid Ellingsen , Radovan Bast , Geir Morten Skeie , JoLynn Carroll

A simulation model framework (SYMBIOSES) that includes a 3-dimensional ocean physics and biology model and a model for transport and fate of oil was used to investigate the potential for bioaccumulation and lethal/sublethal effects of oil components in the copepod Calanus finmarchicus in the Lofoten–Vesterålen archipelago of Norway. The oil model is coupled with the biology model by way of a bioaccumulation model, from which mortality and reduction in reproduction are calculated via a total body burden (TBB). The simulation results indicate that copepod body burden levels are affected by the spill type (surface spill, subsea blowout) and the spill timing (spring, autumn). The effects of oil component bioaccumulation on the copepod population for all scenarios are small, though greatest in the subsea blowout scenarios. We attribute this to the limited spatial and temporal overlap between copepods and oil in the environment simulated by the model. The coupling of the processes of oil transport, bioaccumulation/excretion and the associated effects are discussed in the context of the model framework and with a view towards applications for Ecological Risk Assessment (ERA).



中文翻译:

模拟北大西洋Calaus finmarchicus种群的原油暴露,吸收及其影响

仿真模型框架(SYMBIOSES)包括3维海洋物理和生物学模型以及油的运输和命运模型,用于研究the足类Calaus finmarchicus中油组分的生物蓄积和致死/亚致死作用的潜力在挪威的罗弗敦-韦斯特洛伦群岛。石油模型通过生物蓄积模型与生物学模型耦合,从中可以通过人体总负荷(TBB)计算死亡率和繁殖减少。模拟结果表明,pe足类的身体负担水平受溢出类型(地面溢出,海底井喷)和溢出时间(春季,秋季)的影响。在所有情况下,石油成分生物蓄积对the足类种群的影响很小,尽管在海底井喷情况下最大。我们将其归因于模型模拟的环境中co足类动物和油之间有限的时空重叠。石油运输过程的耦合,

更新日期:2020-10-13
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