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Occurrence of the azooxanthellate coral Phyllangia pequegnatae (Scleractinia: Caryophylliidae) in the Colombian Caribbean Sea: hidden diversity or another invasive species?
Marine Biodiversity ( IF 1.5 ) Pub Date : 2021-03-24 , DOI: 10.1007/s12526-021-01175-y
Jeferson Durán-Fuentes , Adriana Gracia C. , Nadiezhda Santodomingo

As part of a baseline biodiversity study of the marine fauna associated with the Marina of Puerto Velero (PVM) in the Colombian Caribbean, we record the presence of the azooxanthellate coral Phyllangia pequegnatae Cairns, 2000. This new record extends the geographic distribution of this species to the southwestern Caribbean and increases its bathymetric range to the shallow 0.3 m depth as this species was previously known between 48 and 112 m depth. The colony of P. pequegnatae consists of 15 corallites and it was collected from underneath one of the main docks (concrete). Images of live extended polyps and detailed corallite morphology illustrate the differences between the recorded species P. pequegnatae with respect to its congeneric Phyllangia americana americana Milne Edwards & Haime, 1849. We discussed two hypothetical scenarios for the occurrence of P. pequegnatae in the Colombian Caribbean: the expansion of the bathymetric range of a previously overlooked native species or its introduction via the fouling community of small vessels.



中文翻译:

在哥伦比亚加勒比海地区发生的偶氮杂蒽盐类珊瑚疫菌(Pyllangia pequegnatae)(Scleractinia:Caryophylliidae):是隐藏的多样性还是另一种入侵物种?

作为与哥伦比亚加勒比海维雷罗港(PVM)码头有关的海洋动物的基线生物多样性研究的一部分,我们记录了2000年偶氮黄藻类珊瑚辉兰凯恩斯的存在。这一新记录扩展了该物种的地理分布到西南加勒比海,其测深范围增加到0.3 m的深度,因为该物种先前已知在48至112 m的深度之间。P. pequegnatae的殖民地由15个珊瑚岩组成,是从一个主要码头(混凝土)下面收集的。活扩展息肉和详述珊瑚石形态学图像示出了所记录的物种之间的差异P. pequegnatae相对于它的同类美洲毛竹(Phyllangia americana americana)米尔恩·爱德华兹(Milne Edwards)和海梅(Haime),1849年。我们讨论了在哥伦比亚加勒比海发生pequegnatae的两种假想情景:扩大先前被忽略的本地物种的水深范围或通过小型船只的结垢群落将其引入。

更新日期:2021-03-24
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