在海洋沙漠中生存:海绵环在珊瑚礁内保留资源
Jasper M de Goeij1, Dick van Oevelen, Mark J A Vermeij
1Department of Aquatic Ecology and Ecotoxicology, Institute for Biodiversity and Ecosystem Dynamics, University of Amsterdam, Post Office Box 94248, 1090 GE Amsterdam, Netherlands. j.m.degoeij@uva.nl
Science (New York, N.Y.)
|October 5, 2013
概括
珊瑚礁生态系统的繁荣是由于"海绵循环",海绵释放过器细胞作为碎片,食其他珊瑚礁动物. 这个过程转移溶解的有机物 (DOM),溶解了珊瑚礁.
科学领域:
- 海洋生物学 海洋生物学
- 生态生态学 生态生态学
- 海洋学 海洋学 海洋学
背景情况:
- 珊瑚礁是高生产力的生态系统,尽管存在于营养贫乏 (寡质) 的海洋.
- 溶解有机物 (DOM) 的转移,这是一个主要的珊瑚礁资源,到更高的食量水平仍然不太了解.
- 达尔文注意到了在荒的海洋中珊瑚礁生产力的悖论.
研究的目的:
- 研究珊瑚礁生态系统中溶解有机物 (DOM) 转移的途径.
- 解释珊瑚礁如何在营养有限的环境中维持高生物多样性.
主要方法:
- 利用了水族馆和现场食物网实验.
- 追踪了碳-13 ((13) C) 和-15 ((15) N) 丰富的溶解有机物 (DOM) 的命运.
- 研究了海绵在处理和释放DOM中的作用.
主要成果:
- 海绵通过释放波器细胞作为碎片来促进溶解有机物 (DOM) 的转移.
- 这种碎片很容易被其他珊瑚礁动物所消耗,形成了一个珊瑚礁.
- 一个海绵循环.
结论:
- 这是一个很棒的节目,这是一个很棒的节目.
- 这是一个海绵循环.
- 提供了营养循环的机制,解释了在寡质水域中的珊瑚礁生产力.
- 这一发现解决了
- 这是珊瑚礁的悖论.
- 这对珊瑚礁的保护有重大影响.
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