“Coral Dominance”: A Dangerous Ecosystem Misnomer?

“Coral Dominance”: A Dangerous Ecosystem Misnomer?
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“珊瑚优势”:危险的生态系统用词不当?

DOI:
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发表时间:
2011
期刊:
影响因子:
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通讯作者:
P. Vroom
P. Vroom
中科院分区:
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作者:
P. Vroom

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100多年前,在全球气候变化和海洋酸化等威胁成为海洋科学家关注的问题之前,许多热带珊瑚礁生物学家开始担心珊瑚礁系统中珊瑚的主导地位。这些研究人员认为,科学界开始忽视珊瑚礁生态系统健康功能所必需的钙化生物的总体组合,并证明有些珊瑚礁天然以珊瑚为主,珊瑚是负责珊瑚礁增生的主要生物,但发现其他健康的珊瑚礁生态系统几乎完全依赖钙化藻类和有孔虫来积累碳酸钙。尽管有这些历史警示信息,当今许多机构仍继承了以珊瑚为中心的珊瑚礁管理方法,这可能会损害全球珊瑚礁生态系统。例如,最近的研究表明,在较温暖和酸性更强的海洋环境中,甲壳珊瑚藻(一组对建造和巩固珊瑚礁系统至关重要的植物)比珊瑚更有可能出现钙化率下降和溶解度增加的情况。从以珊瑚为中心的观点转向更广泛的生态系统观点是保护世界各地濒危珊瑚礁系统的当务之急。
Over 100 years ago, before threats such as global climate change and ocean acidification were issues engrossing marine scientists, numerous tropical reef biologists began expressing concern that too much emphasis was being placed on coral dominance in reef systems. These researchers believed that the scientific community was beginning to lose sight of the overall mix of calcifying organisms necessary for the healthy function of reef ecosystems and demonstrated that some reefs were naturally coral dominated with corals being the main organisms responsible for reef accretion, yet other healthy reef ecosystems were found to rely almost entirely on calcified algae and foraminifera for calcium carbonate accumulation. Despite these historical cautionary messages, many agencies today have inherited a coral-centric approach to reef management, likely to the detriment of reef ecosystems worldwide. For example, recent research has shown that crustose coralline algae, a group of plants essential for building and cementing reef systems, are in greater danger of exhibiting decreased calcification rates and increased solubility than corals in warmer and more acidic ocean environments. A shift from coral-centric views to broader ecosystem views is imperative in order to protect endangered reef systems worldwide.
加勒比珊瑚礁大型藻类群落的相变和稳定性
DOI: 10.1007/s00338-009-0506-8
发表时间: 2009
期刊: Coral Reefs
影响因子: 3.5
作者:
Mumby P
通讯作者: Mumby P