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  • 标题:Reproduction of the endangered endemic saffron coral to the Gulf of California Porites sverdrupi (Anthozoa: Scleractinia): implications for its long-term maintenance
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  • 作者:Violeta Martínez-Castillo ; Alma Paola Rodríguez-Troncoso ; Héctor Reyes-Bonilla
  • 期刊名称:Helgoland Marine Research
  • 印刷版ISSN:1438-3888
  • 出版年度:2020
  • 卷号:74
  • 期号:1
  • 页码:1-11
  • DOI:10.1186/s10152-020-00538-5
  • 出版社:BioMed Central
  • 摘要:The biology of the scleractinian Porites sverdrupi, endemic to the Gulf of California, is poorly studied. In order to fill that gap, the present study documents the reproductive biology of this coral which is to date protected by the IUCN’s as “vulnerable” and listed as “in risk of extinction” in the Mexican Federal Law for species protection. Also, potential distribution models were constructed to evaluate the status of the remaining species’ populations, and the role that reproduction has in their permanence. Porites sverdrupi show a gonochoric brooding reproductive pattern, with asynchronous gamete development regulated by sea surface temperature and light. The potential distribution models suggest that this coral currently covers less than 6% of its original range of distribution. Furthermore, the results suggest that, despite the drastic decline of the species, the remaining populations have the ability to persist even under current changing ocean conditions as successful sexual reproduction was documented even during the strong 2014–2015 ENSO event producing sexual recruits to maintain themselves.
  • 关键词:Coral reproduction;Ecological niche;Potential distribution;Coral conservation
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