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Comparison of Endosymbiotic and Free-Living Symbiodinium (Dinophyceae) Diversity a Hawaiian Reef Environment. J Phycol

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dc.creator Pochon, Xavier
dc.creator Stat, Michael
dc.creator Takabayashi, Misaki
dc.creator Chasqui, Luis
dc.creator Chauka, Leonard J.
dc.creator Logan, Daniel D. K.
dc.creator Gates, Ruth D.
dc.date 2016-06-03T14:08:46Z
dc.date 2016-06-03T14:08:46Z
dc.date 2010
dc.date.accessioned 2018-04-18T11:12:31Z
dc.date.available 2018-04-18T11:12:31Z
dc.identifier Pochon, X., Stat, M., Takabayashi, M., Chasqui, L., Chauka, L.J., Logan, D.D. and Gates, R.D., 2010. COMPARISON OF ENDOSYMBIOTIC AND FREE‐LIVING SYMBIODINIUM (DINOPHYCEAE) DIVERSITY IN A HAWAIIAN REEF ENVIRONMENT1. Journal of Phycology, 46(1), pp.53-65.
dc.identifier http://hdl.handle.net/20.500.11810/2393
dc.identifier 10.1111/j.1529-8817.2009.00797.x
dc.identifier.uri http://hdl.handle.net/20.500.11810/2393
dc.description Many scleractinian corals must acquire their endosymbiotic dinoflagellates (genus Symbiodinium) anew each generation from environmental pools, and exchange between endosymbiotic and environmental pools of Symbiodinium (reef waters and sediments) has been proposed as a mechanism for optimizing coral physiology in the face of environmental change. Our understanding of the diversity of Symbiodinium spp. in environmental pools is poor by comparison to that engaged in endosymbiosis, which reflects the challenges of visualizing the genus against the backdrop of the complex and diverse micro-eukaryotic communities found free-living in the environment. Here, the molecular diversity of Symbiodinium living in the waters and sediments of a reef near Coconut Island, O‘ahu, Hawai‘i, sampled at four hourly intervals over a period of 5 d was characterized using a Symbiodinium-specific hypervariable region of the chloroplast 23S. A comparison of Symbiodinium spp. diversity recovered from environmental samples with the endosymbiotic diversity in coral species that dominate the adjacent reef revealed limited overlap between these communities. These data suggest that the potential for infection, exchange, and ⁄ or repopulation of corals with Symbiodinium derived from the environment is limited at this location, a finding that is perhaps consistent with the high proportion of coral species in this geographic region that transmit endosymbionts from generation to generation.
dc.language en
dc.subject Coral
dc.subject Cp23S
dc.subject Dinoflagellate
dc.subject ITS-2
dc.subject Symbiodinium
dc.title Comparison of Endosymbiotic and Free-Living Symbiodinium (Dinophyceae) Diversity a Hawaiian Reef Environment. J Phycol
dc.type Journal Article, Peer Reviewed


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