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首页> 外文期刊>Marine ecology progress series >Fish larvae prefer coral over algal water cues: implications of coral reef degradation
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Fish larvae prefer coral over algal water cues: implications of coral reef degradation

机译:鱼幼虫比藻类水母更喜欢珊瑚:珊瑚礁退化的影响

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摘要

Many marine reef fishes have pelagic larval stages that develop in offshore waters. These larvae face the great challenge of relocating to patchily distributed reef environments in a vast oceanic matrix. We explored how chemical cues emitted from coral versus algal reefs attract fish larvae at Rangiroa Atoll (French Polynesia). Experiments with 2-channel choice chambers showed that during the recruitment stage, 7 of the 10 fish species studied preferred water from reefs dominated by coral compared to reefs dominated by algae (e.g. Aulostomus chinensis, Chromis viridis, Ptereleotris microlepis, and Sargocentron spiniferum). Only Zebrasoma veliferum preferred water from reefs dominated by algae. Overall, olfactory cues could play an important role in directing pelagic larval stage fishes to a suitable reef on which they can settle.
机译:许多海洋珊瑚鱼的近海幼体发育于近海。这些幼虫面临着巨大挑战,需要重新安置到广阔海洋基质中的零散分布的珊瑚礁环境中。我们研究了兰吉罗阿环礁(法属波利尼西亚)从珊瑚礁与藻类礁发出的化学线索如何吸引鱼幼虫。用2通道选择室进行的实验表明,在募集阶段中,有10种鱼类中有7种研究了首选的水是珊瑚为主的礁石,而不是藻类为主的礁石(例如,金线虫,绿巨嘴鸟,小翼蕨和小刺藻)。只有斑马线虫更喜欢来自以藻类为主的礁石的水。总体而言,嗅觉提示在将中上层幼体鱼引导至可以栖息的合适礁石中起着重要作用。

著录项

  • 来源
    《Marine ecology progress series》 |2013年第14期|303-307|共5页
  • 作者单位

    USR 3278 CNRS-EPHE, CRIOBE, Laboratoire d'Excellence CORAIL, Moorea 97829, French Polynesia;

    USR 3278 CNRS-EPHE, CRIOBE, Laboratoire d'Excellence CORAIL, Moorea 97829, French Polynesia;

    Laboratoire de Morphologie Fonctionnelle et Evolutive, University of Liege, Liege 4000, Belgium;

    Leigh Marine Laboratory, University of Auckland, Warkworth 0941, New Zealand;

    Laboratoire de Chimie des Biomolecules et de I'Environnement (EA 4215), University of Perpignan, Perpignan 66860, France;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    sensory mechanisms; habitat selection; chemical cues;

    机译:感觉机制;栖息地选择;化学提示;

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