Environmental requirements and habitat preferences of phytoplankton: chance and certainty in species selection

Environmental requirements and habitat preferences of phytoplankton: chance and certainty in species selection
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浮游植物的环境要求和生境偏好:物种选择的机会性和确定性

DOI:
10.1515/bot.2011.121
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发表时间:
2012
期刊:
影响因子:
4.3
通讯作者:
C. Reynolds
C. Reynolds
中科院分区:
生物学2区
文献类型:
--
作者:
C. Reynolds

文献摘要

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本文是为纪念T. J. Smayda教授有影响的职业生涯而写的。它庆祝了短暂的,但富有成效的,我们合作制定浮游生物群落组装的原则和机制的时期。所考虑的主题,然后提供本文件的结构-社区的起源(新生),浮游植物物种的共同和差异的要求,可能会影响他们的选择,一般和专业的适应性特征,区分他们的表现和他们的相对成功,和敏感性的性能次理想或恶劣的环境条件。在所有这些情况下,正是存在的物种对强加的环境变化的净动态反应的反应性塑造了组合的结构和群落的组成。这些是从低级组件的行为中出现的高级属性。在群落一级出现的模式-通过表现或竞争、优势和时间演替进行选择-在质量上是可以预测的,在组合一级,可以进行定量建模。反过来,从理论上可以推断出发生生物事件的可能性,这些事件涉及大量出现的物种,足以影响水质和/或对人类健康构成风险(有害藻华)。
Abstract This paper is written in honour of the influential career of Professor T.J. Smayda. It celebrates the brief, but productive, period in which we collaborated on the formulation of the principles and mechanisms of community assembly in plankton. The topics considered then provide the structure of the present paper – the origin of communities (nascence), the common and differential requirements of phytoplankton species that might affect their selection, the general and specialist adaptive traits that differentiate their performances and their relative successes, and the sensitivity of performances to sub-ideal or hostile environmental conditions. In all these instances, it is the reactivity of the net dynamic responses of the species present to imposed environmental variations that shapes the structure of the assemblage and the composition of the community. These are the high-level properties that emerge from the behaviour of low-level components. The patterns that emerge at the community level – selection by performance or competition, dominance and temporal succession – are qualitatively predictable and, at the assemblage level, are amenable to quantitative modelling. In turn, it is theoretically possible to make deductions about the likelihood of biological events that involve species occurring in abundances sufficient to affect water quality and/or constitute risks to human health (harmful algal blooms).