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Reproduction of the endangered endemic saffron coral to the Gulf of California Porites sverdrupi (Anthozoa: Scleractinia): implications for its long-term maintenance
Helgoland Marine Research ( IF 2.217 ) Pub Date : 2020-05-12 , DOI: 10.1186/s10152-020-00538-5
Violeta Martínez-Castillo , Alma Paola Rodríguez-Troncoso , Héctor Reyes-Bonilla , Carlos Augusto Aguilar-Cruz , Carlos Rangel-Dávalos

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.

中文翻译:

将濒临灭绝的藏红花珊瑚繁殖到加利福尼亚湾的portes sverdrupi(Anthozoa:Scleractinia):对其长期维护的影响

加州湾特有的Scleractinian Porites sverdrupi的生物学研究很少。为了填补这一空白,本研究记录了该珊瑚的生殖生物学,该珊瑚迄今为止已受到自然保护联盟的保护,属于“脆弱的”,在墨西哥联邦保护物种的法律中被列为“濒临灭绝”。此外,还建立了潜在的分布模型来评估其余物种的种群状况以及繁殖在其持久性中的作用。孔雀藻显示出一种生殖器生殖生殖模式,其配子的异步发育受海面温度和光的调节。潜在的分布模型表明,该珊瑚目前覆盖不到其原始分布范围的6%。此外,结果表明,
更新日期:2020-05-12
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