Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak

Abstract Globally, coral reefs face increasing disease prevalence and large-scale outbreak events. These outbreaks offer insights into microbial and functional patterns of coral disease, including early indicators of disease that may be present in visually-healthy tissues. Outbreak events also allow...

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Main Authors: Austin Greene, Tess Moriarty, William Leggatt, Tracy D. Ainsworth, Megan J. Donahue, Laurie Raymundo
Format: Article
Language:English
Published: Nature Portfolio 2023-10-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-43490-3
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author Austin Greene
Tess Moriarty
William Leggatt
Tracy D. Ainsworth
Megan J. Donahue
Laurie Raymundo
author_facet Austin Greene
Tess Moriarty
William Leggatt
Tracy D. Ainsworth
Megan J. Donahue
Laurie Raymundo
author_sort Austin Greene
collection DOAJ
description Abstract Globally, coral reefs face increasing disease prevalence and large-scale outbreak events. These outbreaks offer insights into microbial and functional patterns of coral disease, including early indicators of disease that may be present in visually-healthy tissues. Outbreak events also allow investigation of how reef-building corals, typically colonial organisms, respond to disease. We studied Pocillopora damicornis during an acute tissue loss disease outbreak on Guam to determine whether dysbiosis was present in visually-healthy tissues ahead of advancing disease lesions. These data reveal that coral fragments with visual evidence of disease are expectedly dysbiotic with high microbial and metabolomic variability. However, visually-healthy tissues from the same colonies lacked dysbiosis, suggesting disease containment near the affected area. These results challenge the idea of using broad dysbiosis as a pre-visual disease indicator and prompt reevaluation of disease assessment in colonial organisms such as reef-building corals.
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spelling doaj.art-9d2fbfce6f7341639f93863e48a4e85a2023-11-20T09:14:27ZengNature PortfolioScientific Reports2045-23222023-10-0113111110.1038/s41598-023-43490-3Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreakAustin Greene0Tess Moriarty1William Leggatt2Tracy D. Ainsworth3Megan J. Donahue4Laurie Raymundo5University of Hawai‘i at MānoaUniversity of NewcastleUniversity of NewcastleUniversity of New South WalesUniversity of Hawai‘i at MānoaUniversity of Guam Marine LaboratoryAbstract Globally, coral reefs face increasing disease prevalence and large-scale outbreak events. These outbreaks offer insights into microbial and functional patterns of coral disease, including early indicators of disease that may be present in visually-healthy tissues. Outbreak events also allow investigation of how reef-building corals, typically colonial organisms, respond to disease. We studied Pocillopora damicornis during an acute tissue loss disease outbreak on Guam to determine whether dysbiosis was present in visually-healthy tissues ahead of advancing disease lesions. These data reveal that coral fragments with visual evidence of disease are expectedly dysbiotic with high microbial and metabolomic variability. However, visually-healthy tissues from the same colonies lacked dysbiosis, suggesting disease containment near the affected area. These results challenge the idea of using broad dysbiosis as a pre-visual disease indicator and prompt reevaluation of disease assessment in colonial organisms such as reef-building corals.https://doi.org/10.1038/s41598-023-43490-3
spellingShingle Austin Greene
Tess Moriarty
William Leggatt
Tracy D. Ainsworth
Megan J. Donahue
Laurie Raymundo
Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
Scientific Reports
title Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
title_full Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
title_fullStr Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
title_full_unstemmed Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
title_short Spatial extent of dysbiosis in the branching coral Pocillopora damicornis during an acute disease outbreak
title_sort spatial extent of dysbiosis in the branching coral pocillopora damicornis during an acute disease outbreak
url https://doi.org/10.1038/s41598-023-43490-3
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