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Handling the heat: Responses of two congeneric limpet species to environmental temperature differences
Journal of Experimental Marine Biology and Ecology ( IF 2 ) Pub Date : 2021-01-19 , DOI: 10.1016/j.jembe.2020.151500
J.C. Redfern , A. Foggo , N. Mieszkowska

Poleward migrations of coastal marine species are occurring due to anthropogenic climate change. Temperature is a known driver of species distributions, however, the specific influence of temperature responsible for ecological disruption are diverse and often species-specific. If we are to predict future impacts of climate change it is imperative we have a comprehensive understanding of the influences of temperature at the scale of individual organisms, especially for ecosystem engineer species. In this study, manipulative mesocosm experiments were conducted to explore how temperature affects limpet feeding and activity rates, and duration of tenacity ability of the foot was used to assess the impact of water temperature on biological function. Mesocosm trials and biological function analysis indicated that P. vulgata may be more eurythermal, whilst P. depressa has a higher thermal tolerance while performing simple biological functions at higher temperatures. These investigations supplement the established body of research aimed at improving the predictive power of species distribution models (SDM) used to forecast the impact of climate change by pointing to potential importance of sub-lethal effects upon behaviour and performance.



中文翻译:

处理热量:两种同类贝类对环境温度差异的响应

由于人为气候变化,沿海海洋物种发生了恶性迁移。温度是物种分布的已知驱动因素,但是,造成生态破坏的温度的具体影响是多种多样的,并且通常是特定于物种的。如果我们要预测气候变化的未来影响,势在必行,我们必须对温度对单个生物体规模的影响有一个全面的了解,尤其是对于生态系统工程物种。在这项研究中,进行了操纵性中观实验,以探索温度如何影响帽贝的摄食和活动率,并以脚的韧性持续时间来评估水温对生物功能的影响。围隔试验和生物学功能分析表明,P. vulgataP. depressa具有较高的热耐受性,同时在较高的温度下执行简单的生物学功能,可能具有更强的热性。这些研究补充了已建立的研究机构,旨在通过指出亚致死效应对行为和性能的潜在重要性,来提高用于预测气候变化影响的物种分布模型(SDM)的预测能力。

更新日期:2021-01-19
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